Nortel Networks NN43001-307 инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Nortel Networks NN43001-307. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Nortel Networks NN43001-307 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Nortel Networks NN43001-307 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Nortel Networks NN43001-307, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Nortel Networks NN43001-307 должна находится:
- информация относительно технических данных устройства Nortel Networks NN43001-307
- название производителя и год производства оборудования Nortel Networks NN43001-307
- правила обслуживания, настройки и ухода за оборудованием Nortel Networks NN43001-307
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Nortel Networks NN43001-307 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Nortel Networks NN43001-307 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Nortel Networks, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Nortel Networks NN43001-307, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Nortel Networks NN43001-307, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Nortel Networks NN43001-307. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    Nor tel Communication Ser v er 1000 Main Office Configur ation Guide f or SRG 50 NN43001-307 .[...]

  • Страница 2

    Document status: Standard Document version: 02.02 Document date: 3 December 2007 Copyright © 2005-2007, Nor tel Netw orks All Rights Reser v ed. Sourced in Canada. The information in this document is subject to change without notice . The statements, configur ation, technical data, and recommendations in this document are believ ed to be accurate[...]

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    3 Re vision histor y December 2007 Standard 02.02. This document is up-issued to suppor t CS 1000 Release 5.0 f or SRG 50 Release 3.0. This document includes SIP Trunks configuration at the main office. A ugust 2007 Standard 02.01. This document is up-issued to suppor t CS 1000 Release 5.0 f or SRG 50 Release 3.0. June 2007 Standard 01.02. This do[...]

  • Страница 4

    4 Revision history Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

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    5 Contents New in this release 9 Other 9 Subject 9 Intended audiences 9 Related information 9 NTPs 10 Online 10 CD-ROM 10 Description 11 Contents 11 Survivable Remote Gate way 11 Main office hardware description 14 Main office requirements 17 Optional features to enhance SRG functionality 18 Normal Mode and Local Mode overview 19 Normal Mode 19 B[...]

  • Страница 6

    6 Contents Dialing Plan configuration 43 Contents 43 Overview 43 On-net dialing plan 43 Off-net dialing plan 45 Routing calls 45 SIP/H.323 zones 45 Zone-based digit manipulation 46 Configuring the dialing plan for PSTN access to SRG users in Nor mal Mode 48 Dialing plan examples 65 Bandwidth Management 95 Contents 95 Introduction 95 Codec negotia[...]

  • Страница 7

    Contents 7 Enhanced UNIStim Firmware Download 205 Contents 205 Description 205 Firmware upgrade 206 Appendix A Media Redirection Scenarios 209 List of terms 213 Index 218 Procedures Procedure 1 Configuring ESN and SRG zones 34 Procedure 2 Configuring branch office IP Phones at the main office using LD 11 39 Procedure Configuring SIP IP T runks[...]

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    8 Contents Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

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    9 Ne w in this release The CS 1000 Main Office Configur ation for SRG50 (NN43001-307) fo r C S 1000 Release 5.0 includes suppor t for SRG 50 Release 3.0. The f ollowing sections detail what is new in CS 1000 Main Office Configuration f or SRG50 (NN43001-307) f or CS 1000 Release 5.0 . Other CS 1000 Main Office Configuration f or SRG50 (NN4300[...]

  • Страница 10

    10 New in this release NTPs The follo wing NTPs are referenced in this document: • Conv erging the Data Network with V oIP (NN43001-260) • Electronic Switched Network Reference—Signaling and T ransmission (NN43001-280) • Dialing Plans Ref erence (NN43001-283) • Signaling Ser ver Installation and Commissioning (NN43001-312) • IP P eer Ne[...]

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    11 Description Contents This section contains information about the follo wing topics: • "Sur vivab le Remote Gatew ay" (page 11) • "Main office hardware description" (page 14) • "Main office requirements" (page 17) • "Optional f eatures to enhance SRG functionality" (page 18) • "Normal Mode [...]

  • Страница 12

    12 Description SRG 50 Release 3.0 provides the f ollowing: • e xtends suppor t for the IP Phone 1110 See "Suppor ted IP Phones" (page 16) for a complete list of suppor ted IP Phones. • e volv es the SIP tr unk to suppor t a standard SIP T runk interface • suppor ts On-site Notification Ta b l e 1 Supported software at the branch of[...]

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    Survivable Remote Gate way 13 IP branch office solution Survivable users Server support Feature description SRG 50 Release 3.0 up to 80 CS 1000 Release 5.0 VoIP and Application Gateway Local Mode = Basic telephony features Extends IP Phone support to include the IP Phone 1110. Supports On Site Notification for E-911 calls. Provides H.323 and SIP tr[...]

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    14 Description Figure 1 "SRG network" (page 14) shows the networking among the main office, SRG, and IP Phones. Figure 1 SRG network Main office hard ware description The main office must be one of the f ollowing systems: • CS 1000E • CS 1000M Cabinet • CS 1000M Chassis • CS 1000M HG • CS 1000M SG • CS 1000M MG Throughout t[...]

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    Main office hardware description 15 Signaling Server The f ollowing Signaling Ser vers are a vailab le f or CS 1000 Release 5.0 : • ISP1100 • HP-DL320-G4 • IBM-X306m • Common Processor P entium Mobile (CP PM) The Signaling Server is required at the main office only . It provides the f ollowing functions: • T er minal Proxy Server (TPS) [...]

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    16 Description • H.323 Gatekeeper — provides central dialing plan management and routing f or H.323-based endpoints and gatewa ys. • SIP Redirect Server NRS — provides central dialing plan management and routing for SIP-based endpoints and gatewa ys. SIP T runks are used f or V oice pack et traffic alone. • NRS Database — stores the ce[...]

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    Main office requirements 17 IP Phone 2002 Supported Supported Supported IP Phone 2004 Supported Supported Supported IP Phone 2007 Supported Supported Supported IP Audio Conference Phone 2033 Supported Supported Supported IP Softphone 2050 Supported Supported Supported IP Phone 1110 Not supported Not supported Supported IP Phone 1120E Not supported[...]

  • Страница 18

    18 Description — IP User License f or the IP Phone 2002, IP Phone 2004, IP Phone 2007, IP Phone 1120E, IP Phone 1140E, IP Softphone 2050, Mobile V oice Client (MVC) 2050, WLAN Handset 2210, WLAN Handset 2211, and WLAN Handset 2212 The main office requires the f ollowing software packages to suppor t the specified Basic Network features . See Ba[...]

  • Страница 19

    Normal Mode and Local Mode ov er view 19 • Network Signaling (NSIG) package 37. This package is optional f or SRG IP Phones to access set-based Network Class of Ser vice (NCOS) f eatures. • Adaptive Netw or k Bandwidth Management package 407. • Alternative Call Routing for Network Bandwidth Management. F or software and hardware requirements [...]

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    20 Description A TTENTION When a telephone or tr unk in the main office calls an SRG IP Phone that has switched to Local Mode due to W AN failure, the call is treated according to the main office call redirection configuration (such as forw arding to voice mail or continuous ringback). In the ev ent that the IP Phones at the branch office lose [...]

  • Страница 21

    Normal Mode and Local Mode ov er view 21 While in Local Mode, the SRG 50 system continues to monitor for a main office CS 1000 hear tbeat signal, and once detected, automatically redirects phones on an individual basis back to Normal Mode of operation. If a call is active, the SRG waits until the call is completed before redirecting the phones; ca[...]

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    22 Description If the main office Signaling Ser ver f ails and an Alter nate Signaling Ser v er is av ailable , the SRG IP Phones reset and reregister with the SRG. The SRG will then quer y the NCS f or the Alter nate Signaling Server IP address . The SRG will redirect the IP Phone to the Alter nate Signaling Ser ver and continue to receive call p[...]

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    Normal Mode and Local Mode ov er view 23 T esting the phone in Local Mode F rom Nor mal Mode, the br anch user has the option of going to Local Mode manually using the T est Local Mode f eature, or when the telephone is power-cycled. The test can be perf or med by the user at any time and does not require a passw ord. This test is inv oked from an [...]

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    24 Description Bandwidth Mana g ement Overview F or a complete overview of Bandwidth Management, see the Converging the Data Network with V oIP (NN43001-260) and f or details on configuration, see "Bandwidth Management" (page 95) . Network Bandwidth Mana g ement Network Bandwidth Management allows for a limit to be placed on the amount o[...]

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    Bandwidth Management Overview 25 The time zone of the SRG is configured with the SRG z one at the main office. The time zone adjusts the main office time f or display at the SRG. SRG phones then displa y the correct time of the SRG, rather than that of the main office. F or any configurations using centralized Call Pilot on the main office wi[...]

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    26 Description CA UTION Service Interruption If the netw or k is planned so that IP Phones use a different route to the main office than that used b y the SRG, a fault condition can occur . When the SRG can reach the main office but the IP Phone cannot ping the main office due to a netw or k outage, an IP Phone registration can force the telepho[...]

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    Branch office dialing plan 27 Branch office dialing plan Since IP Phone users can be located at a branch office equipped with an SRG, the routing of calls to the local gate wa y is impor tant (especially when toll charges apply to calls made from the central Call Ser ver that controls the telephone). The administrator can configure digit manipu[...]

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    28 Description Music on Hold F or SRG users in Nor mal Mode, the main office provides m usic to the user if Music on Hold is provisioned. The use of the G.729A/AB codec between the main office and the branch office can impact the music quality . A TTENTION G.723 codec is not suppor ted on SRG 50. Branch office and SRG 50 terminology T able 3 &q[...]

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    Limitations 29 Term or context Branch office SRG 50 Network Class of Service (NCOS) telephone numbers (internal, not PSTN) DN DN Limitations The f ollowing is a list of limitations f or SRG 50 Release 3.0: • When an IP Phone is in Local Mode, the SRG 50 does not provide all the f eatures as those provided b y the CS 1000 main office. In Local Mo[...]

  • Страница 30

    30 Description Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

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    31 Setting up the main office Contents This section contains the follo wing topics: • "Introduction" (page 31) • "SRG inf or mation required by the main office" (page 31) • "Main office inf or mation required by the SRG" (page 32) • "Zone parameters" (page 34) • "Branch office IP Phone con?[...]

  • Страница 32

    32 Setting up the main office • inf or mation which allows the administrator to create an NCS (H.323 Gatekeeper or SIP Redirect Ser ver) entr y f or the SRG • if using advanced routing, such as tandem dialing between systems, local PSTN number f or the SRG and the inter nal SRG routing codes that will allow the main office to connect to the S[...]

  • Страница 33

    Main office information required by the SRG 33 Use T able 5 "Main office interoperation inf ormation" (page 33) to record main office information required by the SRG. Ta b l e 5 Main office interoperation inf ormation Main office components Information about this system Main office IP network information: Main office call server type [...]

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    34 Setting up the main office Main office components Information about this system Zone dialing: • ZDP appended to SRG IP Phone PSTN dialing strings to redirect the call to SRG PSTN • Any steering codes (destination codes) that must be mirrored by SRG programming IP Phone configuration: MOTN/BUID list, including which type of IP Phone is assig[...]

  • Страница 35

    Zone parameters 35 Ta b l e 6 Configure Customer Data Home Location Code and Vir tual Private Network Identifier Prompt Response Description REQ: CHG Changing existing data TYPE: NET ISDN and ESN Networking options CUST Customer number 0-99 Range for Large Systems …… … CLID YES Allow Calling Line Identification option -ENTRY xx CLID entry t[...]

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    36 Setting up the main office Command Description Define a zone as a branch office zone. CHG ZDST <Zone> <yes|no> <StartMonth> <StartWeek> <StartDay> <StartHour> <EndMonth> <EndWeek> <EndDay> <EndHour> If the branch office observes Daylight Savings Time (DST), these parameters specify the[...]

  • Страница 37

    Zone parameters 37 2. Select the zone to be configured and configure the f ollowing proper ties. • Basic Proper ty and Bandwidth Management (see Figure 3 "Zone Basic Proper ty and Bandwidth Management web page" (page 37) ) • Time Diff erence and Daylight Sa ving Time Proper ty (see Figure 4 "Zone Time Diff erence and Time web p[...]

  • Страница 38

    38 Setting up the main office Figure 4 Zone Time Difference and Time web page Zone parameters must be configured on the main office and the branch office. F or inf or mation on configur ing zones, see "Bandwidth Management" (page 95) . Branch office IP Phone configuration at the main office After the branch office zones and pass [...]

  • Страница 39

    Branch office IP Phone configuration at the main office 39 • Customer Number • Branch Office Zone • Prime DN corresponding to the BUID See T elephony Manager 3.1 System Administration (NN43050-601) fo r details. Branch office IP Phone configuration using LD 11 Use Procedure 2 "Configuring branch office IP Phones at the main offi[...]

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    40 Setting up the main office Prompt Response Description …… … SCPW xxxx Station Control Password Must equal Station Control Password Length (SCPL) as defined in LD 15. Not prompted if SCPL = 0. Precede with X to delete. —End— SIP IP T runks configuration at the main office In order f or the SRG 50 to act as a SIP endpoint and to use t[...]

  • Страница 41

    SIP IP T r unks configuration at the main office 41 Figure 5 SIP T runk configuration in Element Manager 8 Click Sa ve and T ransf er . The Sav e and T ransf er window appears. 9 Click OK . 10 Log on to Network Routing Ser vice (NRS) Manager . 11 Select the Configuration tab . 12 F rom the H.323 Suppor t list, select H.323 not suppor ted . 13 S[...]

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    42 Setting up the main office The Gatew ays Endpoints window appears. The SRG registers as a static SIP endpoint. See Figure 7 "Gatew ays Endpoints window in NRS" (page 42) . Figure 7 Gatewa ys Endpoints window in NRS —End— Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Relea[...]

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    43 Dialing Plan configuration Contents This section contains the follo wing topics: • "Overview" (page 43) • "On-net dialing plan" (page 43) • "Off-net dialing plan" (page 45) • "Routing calls" (page 45) • "SIP/H.323 zones" (page 45) • "Zone-based digit manipulation" (page 46)[...]

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    44 Dialing Plan configuration • Unif or m Dialing Plan (UDP) – Location code is added to the DN f or the BUID A TTENTION Nor tel recommends that the SRG use CDP . CDP T er minal Numbers (TN) can be activated on the other systems if the user mov es and wants to retain their phone number . SRG does not suppor t T ransf erable Director y Numbers [...]

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    SIP/H.323 zones 45 Off-net dialing plan When dialing to the PSTN, the Call Ser ver determines that the call destination is off-net by analyzing the digits that must be preconfigured at major Call Ser vers in the network. If routed ov er a Vir tual T runk, a request is sent to the NRS to deter mine the location of public E.164 n umbers. The NRS is [...]

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    46 Dialing Plan configuration It is possible to divide a system into se ver al zones. It is also possible to divide a customer within a system into different zones . It is more common to assign one zone to one system and one customer . Zone-based digit manipulation F or SRG users in Nor mal Mode, it ma y be desirable to provide routing that is dif[...]

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    Zone-based digit manipulation 47 The combination of zone-based digit manipulation and CS 1000 routing capabilities can be used to achie ve many other routing outcomes for SRG user calls. Calling Line ID composition Digital manipulation is commonly used for digit inser tion and deletion. It is also used for call type conv ersion bef ore out-pulsing [...]

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    48 Dialing Plan configuration Configuring the dialing plan for PSTN access to SRG users in Normal Mode Preparing to configure the dialing plan Bef ore configuring the dialing plan for PSTN access to SRG users in Nor mal Mode, you m ust complete the f ollowing steps: • At the main office , configure the Vir tual T r unk to enable calls origi[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 49 • Configure the NRS—see Procedure 4 "Configuring the NRS database" (page 57) . 1. Access NRS Manager . 2. Select an endpoint. 3. Configure the Numbering Plan Entr y for the br anch office. • At the branch office—see Procedure 5 "Configuring t[...]

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    50 Dialing Plan configuration F or example , assume that A C1 = 1, AC2 = 2, and ZDP = 101. If an SRG user dials 1 87654321, ZDP is inser ted in the dialed digits to f or m a digit str ing of 1 101 87654321. If an SRG user dials 2 87654321, ZDP is inser ted in the dialed digits to form a digit string of 2 101 87654321. • CHG ZA CB <zone> AC[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 51 LD 117 Define the zone digit manipulation for the branch office zone at the main office Command Description CHG ZDP <zone> <DialingCode1> <DialingCode2> <DialingCode3> Define the dialing plan for the branch office zone, where DialingCode1, Dial[...]

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    52 Dialing Plan configuration Nor tel recommends that the ZDP attr ib ute for each branch office zone be set to a unique non-dialable number within the dialing plan (f or example 1019 or 999). This unique non-dialable number can then be used, when configuring the main office ESN Special Number (step 4 of Procedure 3 "Configur ing the main[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 53 Prompt Response Description CUST xx Customer number as defined in LD 15. FEAT DGT Digit manipulation data block DMI 1-999 Digit Manipulation Index numbers The maximum number of Digit Manipulation tables is defined at the MXDM prompt in LD 86. DEL (0)-19 Number of leading[...]

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    54 Dialing Plan configuration Prompt Response Description 0-511 0-127 Range for Large Systems Range for MG 1000B … DMI 1-999 Digit Manipulation Index number as defined in LD 86, FEAT = DGT (see step a). F or example , assume that the Vir tual T runk is on route 10, and the Customer number is 0: >LD 86 REQ NEW CUST 0 FEAT DGT DMI 10 DEL INST I[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 55 Prompt Response Description SPN x … x Special Number translation Enter the SPN digits in groups of 3 or 4 digits, separated by a space (for example, xxxx xxx xxxx). The SPN can be up to 19 digits long. The maximum number of groups allowed is 5. FLEN (0)-24 Flexible Len[...]

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    56 Dialing Plan configuration • Be careful when choosing how many dialed digits to include in the SPN. If one of the dialed digits is included in the SPN (that is, ZDP + one dialed digit), a maximum of ten SPN must be configured for each branch office. Similarly if two dialed digits are included in the SPN (ZDP + two dialed digits), a maximum [...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 57 >LD 90 REQ NEW CUST 0 FEAT NET TRAN AC1 TYPE SPN SPN 1011 FLEN 14 11 digits for long-distance + 3 digits for ZDP … RLI 10 CLTP NATL … SPN 1015 FLEN 10 7 digits for long-distance + 3 digits for ZDP … RLI 30 CLTP LOCL … SPN 1016 FLEN 10 7 digits for long-distanc[...]

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    58 Dialing Plan configuration The Routing Entries window opens, as shown in Figure 8 "NRS Routing Entries window with no endpoint selected" (page 58) . Figure 8 NRS Routing Entries window with no endpoint selected 4 Choose the appropr iate Ser vice Domain, L1 Domain, and L0 Domain from the corresponding drop-down menus. 5 Click on Look u[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 59 Figure 10 NRS Routing Entries windo w for selected endpoint 7 Click Ad d in the Routing Entries window to add a routing entr y . The Add Routing Entr y window opens, as shown in Figure 11 "Add Routing Entr y" (page 59) . Figure 11 Add Routing Entry 8 Configure[...]

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    60 Dialing Plan configuration F or example, if ZDP = 101, it is possib le to provision multiple Numbering Plan Entries (101, 1011, and so on) to route calls based on the ZDP value or the ZDP v alue plus some of the dialed digits. Unlike on the Call Ser ver , if the ZDP plus additional digits are used to identify routing it is not necessary to prov[...]

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    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 61 Prompt Response Description ISPN NO IP Special Number INST x … x Insert. Up to 31 leading digits can be inserted. CTYP Call type used by the call. The far-end switch must recognize this call type. INTL International NPA National NXX UDP LOC Local PSTN SPN Special Numbe[...]

  • Страница 62

    62 Dialing Plan configuration >LD 86 REQ NEW CUST 0 FEAT DGT DMI 18 DEL 3 Set to remove ZDP added in the main office INST CTYP LOC Set according to associated SPN pattern REQ NEW CUST 0 FEAT RLB RLI 18 ENTR 0 LTER NO ROUT 18 ... DMI 18 ... 2 Configure ESN Special Number and Digit Manipulation. LD 90 Configure ESN Special Number and Digit Mani[...]

  • Страница 63

    Configuring the dialing plan f or PSTN access to SRG users in Nor mal Mode 63 Prompt Response Description … - RLI 0-999 Route List Index configured in LD 86 (see step 1) After configur ing the specialized route for calls that hav e been routed to the branch office by the NRS, the route must be associated with the ESN Special Number . The branc[...]

  • Страница 64

    64 Dialing Plan configuration Figure 12 Zone Dialing Plan and Access Codes T esting PSTN access using an SRG IP Phone Use Procedure 6 "T esting PSTN access using an SRG IP Phone" (page 64) to test that PSTN access is working correctly . Procedure 6 T esting PSTN access using an SRG IP Phone Step Action 1 F rom an SRG IP Phone in Local Mo[...]

  • Страница 65

    Dialing plan examples 65 F or calls that tandem ov er the Vir tual T r unk to the branch office and go out to the PSTN trunk(s) in the branch office, the follo wing configuration problems can occur: • The call can receive ov erflow tones. Use L D 96 to view the digits sent to the Vir tual T r unk (ENL MSGO {dch#}). • If the digits look corr[...]

  • Страница 66

    66 Dialing Plan configuration This section descr ibes the common call scenar ios. The unique call scenarios are descr ibed with the configuration of the corresponding option, star ting with "Option 1" (page 70) . Normal Mode: Main office telephone calls an analog phone at the SRG The call is routed through the NRS and handled b y the S[...]

  • Страница 67

    Dialing plan examples 67 Normal Mode: Main office telephone makes a call over the PSTN through the SRG Routing is configured so the destination code of the PSTN through the SRG is at the star t of the dialing string. Figure 14 "Normal Mode: Main office telephone makes a call ov er the PSTN through the SRG" (page 67) shows how the call [...]

  • Страница 68

    68 Dialing Plan configuration Figure 15 Normal Mode: SRG IP Phone makes a call over the PSTN A telephone registered to the SRG calls another telephone registered to the SRG The SRG routes the call inter nally . Local Mode: SRG telephone calls an SRG IP Phone The call is handled by the SRG and is sent directly to the SRG IP Phone. Local Mode: SRG t[...]

  • Страница 69

    Dialing plan examples 69 The user must hav e configured the f allback route appropriately . See the SRG50 Configuration Guide (NN40140-500) for fur ther information. Figure 16 Local Mode: SRG telephone calls a main office telephone Local Mode: Main office telephone calls an SRG IP Phone The call is treated according to main office redirection [...]

  • Страница 70

    70 Dialing Plan configuration Option 1 DN ranges in the main office and SRG are unique; DNs for SRG IP Phone are the same in Normal and Local Mode This is the recommended CDP configur ation to off er seamless dialing. In this configuration, the user dials the same DN f or SRG IP Phones in either Nor mal or Local Mode. The DN f or SRG IP Phones [...]

  • Страница 71

    Dialing plan examples 71 Figure 18 "Calls to an SRG IP Phone and a main office IP Phone registered to the main office " (page 72) shows the W AN is up. An SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main office (Nor mal Mode). Figure 19 "Calls to an SRG analog phone, SRG IP Phone, and a mai[...]

  • Страница 72

    72 Dialing Plan configuration Figure 18 Calls to an SRG IP Phone and a main office IP Phone registered to the main office Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 73

    Dialing plan examples 73 Figure 19 Calls to an SRG analog phone , SRG IP Phone, and a main office IP Phone Configuration T o configure the main office: • Configure the ESN Control Block f or CDP in LD 86. >LD 86 REQ NEW CUST 0 Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release[...]

  • Страница 74

    74 Dialing Plan configuration FEAT ESN CDP YES MXSC 50 NCDP 4 DLTN YES • Configure the CDP Distant Steer ing Code (DSC) in LD 87. >L D8 7 REQ NEW CUST 0 FEAT CDP TYPE DSC DSC 50 FLEN 4 RLI 12 T o configure the NRS (H.323 Gatekeeper/SIP Redirect Server): • Create CDP Domain: MO_BO_CDP . • Create H.323/SIP endpoints: MO , BO . • Create [...]

  • Страница 75

    Dialing plan examples 75 The users in both the main office and the SRG dial only the DN f or all telephones in the main office and the SRG in both Nor mal Mode and Local Mode. F or more information on configur ing the main office and NRS, see Branch Office Installation and Commissioning (NN43001-314) and IP P eer Networking Installation and Co[...]

  • Страница 76

    76 Dialing Plan configuration Figure 20 CDP Option 2 Call scenarios Common call scenar ios for this CDP option are listed in "Call scenarios" (page 65) . The follo wing additional call scenar ios are unique to this CDP option: • Normal Mode: An SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main of[...]

  • Страница 77

    Dialing plan examples 77 Figure 21 SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main office • Local Mode: SRG IP Phones are registered to the SRG. Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, No[...]

  • Страница 78

    78 Dialing Plan configuration In this scenario , the W AN and the NCS are working. Howe ver , the SRG IP Phones are redirected to the SRG and are in Local Mode (Call F orward All Calls is inactive). The follo wing occur : — T elephones registered at the SRG dial local DNs (see the common call scenarios given in "Call scenarios" (page 6[...]

  • Страница 79

    Dialing plan examples 79 Figure 22 SRG analog phone calls an SRG IP Phone and a main office IP Phone Configuration T o configure the main office: • Configure the ESN Control Block f or CDP in LD 86. >L D8 6 REQ NEW Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 Decem[...]

  • Страница 80

    80 Dialing Plan configuration CUST 0 FEAT ESN CDP YES MXSC 50 NCDP 4 DLTN YES • Configure the CDP Distant Steer ing Code (DSC) in LD 87. >L D8 7 REQ NEW CUST 0 FEAT CDP TYPE DSC DSC 50 FLEN 4 RLI 12 T o configure the NRS (H.323 Gatekeeper/SIP Redirect Server): • Create CDP Domain: MO_BO_CDP . • Create H.323 and SIP endpoints: MO , BO . [...]

  • Страница 81

    Dialing plan examples 81 F or more information on configur ing the main office and NRS, see Branch Office Installation and Commissioning (NN43001-314) and IP P eer Networking Installation and Commissioning (NN43001-313) . F or more inf or mation on configur ing the SRG, see SRG50 Configuration Guide (NN40140-500) . Option 3 DNs of SRG IP Phone[...]

  • Страница 82

    82 Dialing Plan configuration Figure 23 CDP Option 3 Call scenarios Common call scenar ios for this CDP option are listed in "Call scenarios" (page 65) . The follo wing additional call scenar ios are unique to this CDP option: • Normal Mode: An SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main of[...]

  • Страница 83

    Dialing plan examples 83 Figure 24 SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main office • Local Mode: SRG IP Phones are registered at the SRG. Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, No[...]

  • Страница 84

    84 Dialing Plan configuration In this scenario , the W AN and the NCS are working. If the main office user dials the SRG DN (42xx) to call the IP Phone , the call goes through. Configuration T o configure the main office: • Configure the ESN Control Block f or CDP in LD 86. >L D8 6 REQ NEW CUST 0 FEAT ESN CDP YES MXSC 50 NCDP 4 DLTN YES [...]

  • Страница 85

    Dialing plan examples 85 F or more information on configur ing the main office and NRS, see Branch Office Installation and Commissioning (NN43001-314) and IP P eer Networking Installation and Commissioning (NN43001-313) . F or more inf or mation on configur ing the SRG, see SRG50 Configuration Guide (NN40140-500) . Uniform Dialing Plan Overvie[...]

  • Страница 86

    86 Dialing Plan configuration Call scenarios This section describes how calls interact betw een the SRG and main office with UDP . Calling from main office to the SRG and SRG PSTN, in Normal mode In this scenario, a telephone registered at the main office calls a telephone registered to the SRG, or makes a call ov er the PSTN through the SRG. F[...]

  • Страница 87

    Dialing plan examples 87 Calling from the SRG to the main office , in Normal Mode In this scenario , a telephone registered at the SRG calls an SRG IP Phone and a main office IP Phone registered to the main office. The W AN is up . SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main office (Nor mal Mode). F[...]

  • Страница 88

    88 Dialing Plan configuration Figure 27 SRG analog phone calls an SRG IP Phone and a main office IP Phone registered to the main office Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 89

    Dialing plan examples 89 Calling in Local Mode In this scenar io , the IP Phones at the SRG are in Local Mode because the W AN is down. The SRG IP telephones are reregistered to the SRG and call f orward B UID is inactive on these telephones. These IP Phones are registered at the SRG, and call f orward BUID is inactive on these telephones. The inse[...]

  • Страница 90

    90 Dialing Plan configuration Figure 28 SRG analog phone calls an IP Phone and a main office IP Phone registered to the SRG Configuration examples The f ollowing configurations are based on the e xamples provided in this section. F or fur ther inf ormation, see Branch Office Installation and Commissioning (NN43001-314) . Nor tel Communication [...]

  • Страница 91

    Dialing plan examples 91 T o configure the main office: • Configure the ESN Control Block f or UDP in LD 86. >L D8 6 REQ NEW CUST 0 FEAT ESN AC1 16 • Configure Digit Manipulation (DGT) in LD 86. >L D8 6 REQ NEW FEAT DGT DMI 6 DEL 3 • Configure the UDP Location Code (LOC) in LD 90. >L D9 0 REQ NEW FEAT NET TRAN AC1 TYPE LOC LOC 5[...]

  • Страница 92

    92 Dialing Plan configuration TYPE RDB CUST 00 ROUT 120 DES VTRKNODE51 TKTP TIE VTRK YES ZONE 101 NODE 51 PCID H323 ISDN YES MODE ISLD DCH 12 IFC SL1 INAC YES T o configure the NRS (H.323 Gatekeeper/SIP Redirect Server): • Create H.323/SIP endpoints: MO , BO . • Create Numbering Plan entries: — Choose type UDP-LOC . — Add 504 for endpoint[...]

  • Страница 93

    Dialing plan examples 93 — Set LOC to 504. • Set the BUID on the IP Phones to <V oIP tr unk destination code> + <LOC> + <DN>. F or more information on configur ing the main office and NRS, see Branch Office Installation and Commissioning (NN43001-314) and IP P eer Networking Installation and Commissioning (NN43001-313) . F [...]

  • Страница 94

    94 Dialing Plan configuration Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 95

    95 Band width Management Contents This section contains information on the follo wing topics: • "Introduction" (page 95) • "Codec negotiation" (page 95) • "Interoperability between CS 1000 and SRG" (page 101) • "Adaptive Network Bandwidth Management" (page 110) • "T andem Bandwidth Management o[...]

  • Страница 96

    96 Bandwidth Management IP P eer Networking suppor ts the per-call selection of codec standards, based on the type of call (interzone or intrazone). IP P eer Networking suppor ts the f ollowing codecs (with suppor ted pa yload sizes in parentheses, with the def ault value in bold): • G.711 A/mu-la w (10 ms, 20 ms , and 30 ms) • G.729 A (10 ms, [...]

  • Страница 97

    Codec negotiation 97 SRG 50 does not suppor t G.723 codec. A TTENTION If the payload siz es are set higher than the default v alues (for example , to suppor t a third-par ty gatew ay), then the local IP calls are affected b y higher latency . This is because the codec configuration applies to both IP P eer calls and local IP (IP Line) calls. G.711[...]

  • Страница 98

    98 Bandwidth Management call is not known until both call endpoints hav e negotiated which codec to use. The bandwidth used for calculating the usage of a Vir tual T r unk call is determined by the pref erred codec of the de vice that connects to the Vir tual T r unk. If the device is an IP Phone, the bandwidth calculations use the pref erred codec[...]

  • Страница 99

    Codec negotiation 99 that one node is Master and the other node is Slave . The outcome of the Master/Slav e negotiation is not kno wn in advance; it is a random result. One node could be Master then Slav e (or vice versa) during the same call. Algorithm details The H.323 Master/Slav e algor ithm operates in the f ollowing manner : • The Master no[...]

  • Страница 100

    100 Bandwidth Management The f ollowing three cases of codec negotiation are suppor ted: • The calling user agent sends an SDP off er with its codec list in the INVITE message with a sendrecv attribute. In this case, the called user agent selects one codec and sends the selected codec in an SDP ans wer . The SDP answer is included in the 200 OK m[...]

  • Страница 101

    Configuring Bandwidth Management parameters 101 G. 729 AB G. 729 AB G. 729 AB G. 729 AB G. 729 AB G. 729 AB G. 723.1 G. 723.1 G. 723.1 G.729 A G. 729 AB G. 723.1 SRG 50 does not support G.723 codec. Interoperability between CS 1000 and SRG The SRG is designed to interoperate with CS 1000 in a manner similar to MG 1000B but with a limitation with r[...]

  • Страница 102

    102 Bandwidth Management 2. Branch office (MG 1000B and SRG) Call Ser vers must be configured with the same VPNI as that of the main office Call Ser ver with which they register . 3. Nor tel recommends that all the endpoints on a Call Server (IP Phones and V oice Gate wa y Media Cards) be configured with the same Zone number . 4. Vir tual T r u[...]

  • Страница 103

    Configuring Bandwidth Management parameters 103 Select the zone on the Zones web page (see Figure 30 "Zones web" (page 105) ) and click V GW and IP phone codec profile . Select an existing codec or configure a new one in the V GW and IP phone codec profile section, shown in Figure 29 "Configuring a codec" (page 103) . See I[...]

  • Страница 104

    104 Bandwidth Management — Intrazone Pref erred Strategy = Best Quality (BQ) — Intrazone Bandwidth = def ault (1000000) — Interzone Pref erred Strategy = Best Bandwidth (BB) — Interzone Bandwidth = maximum bandwidth usage allowed between peer Call Ser vers • Call Ser ver zones that will be used for Vir tual T runks with the f ollowing pro[...]

  • Страница 105

    Configuring Bandwidth Management parameters 105 Figure 30 Zones web Configuration using LD 117 A new Bandwidth Management zone is configured in LD 117 using the NEW ZONE command. An existing zone can be modified using the CHG ZONE command. LD 117 Configure a new or e xisting Bandwidth Management zone . Command Description NEW | CHG ZONE <zo[...]

  • Страница 106

    106 Bandwidth Management Command Description — shared = shared DSP channels (default) — private = private DSP channels In CS 1000 Release 5.0, the zones that were described with BMG designator stay with BMG one, all the other zones are provided with MO designator. It is possible to update ZoneIntent using CHG ZONE command. Maintenance commands [...]

  • Страница 107

    Configuring Bandwidth Management parameters 107 Figure 31 Maintenance Commands for Zones web page 3 Do one of the follo wing: • T o display intraz one statistics: 1. Select Print Interzone Statistics (PRT INTERZONE) from the Action drop-down list. 2. Select a zone from the Zone Number drop-down list, by doing of the f ollowing: • Select ALL to[...]

  • Страница 108

    108 Bandwidth Management The Maintenance Commands for Zones web page reopens, displa ying the statistics for the specified zone or z ones. A blank field indicates that statistic is either not availab le or not applicable to that zone. Figure 32 "Element Manager intrazone statistics" (page 108) shows an e xample of intrazone statistics. [...]

  • Страница 109

    Configuring Bandwidth Management parameters 109 —End— Maintenance using LD 117 Use the PR T INTRAZONE or PR T INTERZONE commands in LD 117 to view the intrazone or interzone statistics for specified zones. A TTENTION Do not use the PRT ZONE command — it has been replaced by the PRT INTRAZONE and PR T INTERZONE commands. LD 117 Print zone st[...]

  • Страница 110

    110 Bandwidth Management Command Description • Type= PRIVATE/SHARED • Strategy = BB/BQ • ZoneIntent = MO/VTRK Adaptive Network Band width Management CS 1000 Release 4.5 suppor ts the Adaptiv e Network Bandwidth Management f eature. Description The Adaptive Network Bandwidth Management feature enhances the perf or mance of V oice o ver Inter n[...]

  • Страница 111

    Adaptive Netw or k Bandwidth Management 111 period. When the degr adation is remov ed or the perf or mance of the network improv es, the allowab le bandwidth retur ns to provisioned le vels and the Call Ser ver g radually star ts allowing new calls. Essentially , Adaptive Network Bandwidth Management provides a f allbac k to PSTN on QoS degradation[...]

  • Страница 112

    112 Bandwidth Management Figure 34 Call Progress with Adaptive Network Bandwidth Mana g ement Zone bandwidth management and Adaptive Network Bandwidth Management Using Element Manager or the Command Line Interface (CLI), pre viously configured zones (e xcept Zone 0) can hav e the Adaptive Network Bandwidth Management f eature tur ned on or off. On[...]

  • Страница 113

    Adaptive Netw or k Bandwidth Management 113 When a call is made from a zone with Adaptiv e Network Bandwidth Management enabled, to a third par ty gatewa y , which has no zone, then the zone of the Vir tual T r unk (VTRK) is used and appears in the zone tab le. Figure 35 "Adaptive Netw or k Bandwidth Management graph" (page 113) shows an [...]

  • Страница 114

    114 Bandwidth Management Multiple Appearance Director y Numbers (MADN) can e xist on different zones. Calls to an MADN are handled the same as other IP Phone calls, and are subject to the same bandwidth limitations. New SNMP alar ms are provided to monitor the system. When the bandwidth limit between zones is reduced below configured lev els, an a[...]

  • Страница 115

    Adaptive Netw or k Bandwidth Management 115 Figure 36 Effect of the default CQos Coefficient Figure 37 Effect of a higher CQoS Coefficient Other configurab le coefficients used in the calculation are the QoS Coefficient (CQoS), QoS Response Time Increase (ZQRT), and QoS Response Time Inter val (ZQR TI). CQoS, Cr , Cd, Cpl, and Cj control the r[...]

  • Страница 116

    116 Bandwidth Management The Call Admission Control (CA C) V alidity Time Inter val (CA CVT) is used to control the length of time that records from a Call Ser v er are sa ved in the Bandwidth Management table. If there hav e not been any calls between tw o Call Ser vers within the configured time , the Call Ser ver is remo ved from the table . Fo[...]

  • Страница 117

    Adaptive Netw or k Bandwidth Management 117 • Adaptive Netw or k Bandwidth Management parameters are configured on the main office only and must not be configured at the br anch offices. Configuring Adaptive Network Bandwidth Mana g ement The f ollowing is a summar y of the tasks necessar y to configure Adaptive Network Bandwidth Management[...]

  • Страница 118

    118 Bandwidth Management The zone must e xist before it can be configured for Adaptive Netw or k Bandwidth Management. See IP P eer Networking Installation and Commissioning (NN43001-313) f or instruction on how to create and configure basic proper ties of the zone. T o configure the Adaptive Network Bandwidth Management feature, select a zone o[...]

  • Страница 119

    Adaptive Netw or k Bandwidth Management 119 Ta b l e 9 Adaptive Network Bandwidth Management and CAC fields Field Title Field Definition LD 117 equivalents Enable Call Admission Control Feature (CAC) Control the CAC feature for the zone • Enable (check box selected) • disable (clear the check box) ENL ZCAC DIS ZCAC QoS Response Time Increase ([...]

  • Страница 120

    120 Bandwidth Management Command Description Configure the zone-to-zone record validity time interval, where: • Zone = 1-255 • Interval = 1-(48)-255 CHG CD <Zone> <Cd> Change the Cd coefficient in the formula that determines how quickly an alarm reduces the Sliding Maximum bandwidth for the identified zone, where: • Zone = 1-255 ?[...]

  • Страница 121

    Adaptive Netw or k Bandwidth Management 121 Command Description CHG ZONE <zoneNumber> <intraZoneBandwidth> <intraZoneStrategy> <interZoneBandwidth> <interZoneStrategy> [<zoneIntent> <zoneResourceType>] Change the parameters of an existing zone, where: • zoneNumber = 1-255 • intraZoneBandwidth = 1000000 [...]

  • Страница 122

    122 Bandwidth Management Command Description Change the QoS Response Time Interval while alarms are not coming, in order to increase the Sliding Maximum for the identified zone, where: • Zone = 1-255 • Interval = interval in minutes = 1-(5)-120 CHG ZQUAT <Zone> <Thres> Change the QoS Unacceptable Alarm Threshold value for the identi[...]

  • Страница 123

    Adaptive Netw or k Bandwidth Management 123 Command Description • zoneNumber = 1-255 • intraZoneBandwidth = 1000000 (Mbit/s) • intraZoneStrategy = BQ (Best Quality) • interZoneBandwidth = 1000000 (Mbit/s) • interZoneStrategy = intrazone preferred strategy — Best Quality = BQ — Best Bandwidth = BB • zoneIntent = type of zone, where: [...]

  • Страница 124

    124 Bandwidth Management Maintenance using Element Manager The CAC parameters , intrazone statistics, and interzone statistics f or one of more zones are a vailab le in Element Manager from the Zones w eb page, shown in Figure 30 "Zones web" (page 105) . T o view the intrazone or interzone statistics, use Procedure 7 "Printing intraz[...]

  • Страница 125

    Adaptive Netw or k Bandwidth Management 125 Figure 39 Element Manager CAC parameter s —End— Maintenance using LD 117 The same information can be displa yed using commands in LD 117. LD 117 Display Adaptive Network Bandwidth Management information Command Description CLR CACR <nearZone> [<nearVPNI>] [<farZone>] [<farVPNI>[...]

  • Страница 126

    126 Bandwidth Management Command Description Print intrazone statistics for the identified zones, where: • zone = ALL or 1-255 The output of this command displays the following information: • Zone • State = ENL/DIS • Type = PRIVATE/SHARED • Strategy = BB/BQ • MO/VTRK/BMG = zoneIntent • Bandwidth = Kbps • Usage = Kbps • Peak = % Fi[...]

  • Страница 127

    Adaptive Netw or k Bandwidth Management 127 Command Description • Strategy = BB/BQ • MO/VTRK/BMG = zoneIntent • QoS factor = % • Bandwidth configured = Kbps • Sliding max = Kbps • Usage = Kbps • Peak = % • Call = Cph • Alarm = Aph The report rows are grouped as: • First row = summary bandwidth usage per near zone • Next rows =[...]

  • Страница 128

    128 Bandwidth Management Command Description • ZQRTI = 10-120 • ZQUAT = 1-99 • ZQWAT =1-99 • CACVT = 1-255 Sample outputs for PR T commands Figure 40 "Sample output for PR T INTRAZONE command" (page 128) shows an example of the output of the PR T INTRAZONE command. Figure 41 "Sample output f or PR T INTERZONE command" (p[...]

  • Страница 129

    T andem Bandwidth Management overview 129 Figure 41 Sample output for PR T INTERZONE command T andem Bandwidth Management overvie w In order f or the main office to correctly keep tr ack of all the bandwidth being used to and from a branch office the call must be tandemed through the main office. When calls are tandemed through the main office [...]

  • Страница 130

    130 Bandwidth Management Bandwidth utilization f or the branch office is track ed at the main office and can be display ed in LD 117 using the PR T INTERZONE command. In order to provide the correct bandwidth utilization to the main office Call Ser ver , when a branch office is calling another node in the network, the calls must be tandemed thr[...]

  • Страница 131

    Dialing Plan Overview 131 Figure 42 A call between two branch offices tandems thr ough the main office Figure 43 "General legend" (page 132) shows a general legend f or the figures in the follo wing section. Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December [...]

  • Страница 132

    132 Bandwidth Management Figure 43 General legend Network using Uniform Dialing Plan The f ollowing section provides general netw ork configuration f or a network using UDP only . Figure 44 "Scenar io 1: UDP throughout the network" (page 133) shows two or more main offices with their branch offices, within a larger network. Callers wit[...]

  • Страница 133

    Network using Uniform Dialing Plan 133 In a typical netw or k, a full region uses a single Home Location Code (HLOC). Howe ver , it is also possible, where the number of users requires it, to hav e two or more codes, although using one f or the main office and one f or each branch office is unlikely at best. Figure 44 Scenario 1: UDP thr oughout [...]

  • Страница 134

    134 Bandwidth Management Region Call progress steps Configuration detail and call progress during call setup 11 All branch offices are provisioned at the NRS to route all outbound calls (from the branch office) through the main office. (NRS tandem configuration). 12 Main office sends all UDP calls to destinations that are not its own branch office [...]

  • Страница 135

    Network using Uniform Dialing Plan 135 Figure 45 Call flow for Scenario 1 - local call 1. The branch office user dials 6-395-3456. The system transmits 395-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main office. 2. The branch office sends the ca[...]

  • Страница 136

    136 Bandwidth Management Figure 46 Call flow for Scenario 1 - local call 1. The branch office user dials 6-395-3456. The system transmits 395-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main office. 2. The branch office sends the call to 395-3456[...]

  • Страница 137

    Network using Uniform Dialing Plan 137 Figure 47 Call flow f or Scenario 1- local call 1. The branch office user dials 6-395-3456. The system transmits 399-3456 to the branch office user dials 6-399-3456. NRS. The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main offic[...]

  • Страница 138

    138 Bandwidth Management Every branch office HLOC is shared with the main office Figure 48 "Call to a remote branch office on the originator side " (page 138) shows the first half of the call setup (the originator side is side A). In this e xample, the branch office and the main office share the same HLOC. Figure 49 "Call to re[...]

  • Страница 139

    Network using Uniform Dialing Plan 139 Figure 49 Call to remote branch office on the destination side 1. Main office B deter mines that this is to LOC 44434, which is a local branch office with prefix 225. The system transmits 225-444-3456 to the NRS. The NRS chec ks its provisioning, and deter mines that this call goes to branch office B1. 2.[...]

  • Страница 140

    140 Bandwidth Management Figure 50 Call to remote branch office on the originator side 1. The branch office user dials 6-444-3456. The system transmits 444-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main office. 2. The branch office sends the ca[...]

  • Страница 141

    Network using Uniform Dialing Plan 141 Figure 51 Call to remote branch office on destination side 1. Main office B deter mines that this LOC plus digits is to a local branch office with prefix 225. (If sharing this LOC with another branch office, the e xtended LOC is 44434.) The system transmits 225-444-3456 to the NRS . The NRS checks its pro[...]

  • Страница 142

    142 Bandwidth Management Figure 52 Call to remote branch office on the originator side 1. The branch office user dials 6-444-3456. The system transmits 444-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main office. 2. The branch office sends the ca[...]

  • Страница 143

    Network using Uniform Dialing Plan 143 Figure 53 Call to remote branch office on destination side 1. Main office B deter mines that LOC 444 is to a local branch office with prefix 225. The system transmits 225-444-3456 to the NRS . The NRS checks its pro visioning, and deter mines that this call goes to branch office B1. 2. The main office se[...]

  • Страница 144

    144 Bandwidth Management which provides ser vice f or the branch office using the LOC . See Step 3. 4 Provision the NRS to send all calls to a LOC with a gatewa y routing prefix to the branch office directly . Using the gatew ay routing prefix and the T ype of Number of SPN, the entries can be diff erentiated from the nor mal LOC easily . See S[...]

  • Страница 145

    Network using Uniform Dialing Plan 145 Figure 54 Pro visioning example Procedure 9 Pro visioning T andem Bandwidth Management Step Action 1 Enter the main office Gatew ay endpoint identifier in the T andem Endpoint field f or each branch office GW configured on the NRS. This provides tandeming f or outbound calls from a branch office through [...]

  • Страница 146

    146 Bandwidth Management Figure 55 T andem endpoint configuration in Element Manager 2 Plan the gatew ay routing prefix es. At least one prefix is needed per branch office, although an y branch offices that ha ve a prefix f or ESA 911 calls does not necessar ily require another . (These prefixes will be SPN - Special Number - entr ies if you[...]

  • Страница 147

    Network using Uniform Dialing Plan 147 T able 12 "Main office B DMI and RLI provisioning f or calls in branch office B" (page 147) lists main office B DMI and RLI provisioning. Ta b l e 1 2 Main office B DMI and RLI pro visioning for calls in branch office B Create a DMI Create an RLI LD 86 LD 86 REQ new REQ new CUST 0 CUST 0 FEAT dg[...]

  • Страница 148

    148 Bandwidth Management 7 Provision the main office and branch office with a home location code (HLOC) or multiple codes to ter minate all calls that should terminate on this system. T able 14 " Main office B and branch office B" (page 148) lists main office and branch office HLOC provisioning. Ta b l e 1 4 Main office B and branc[...]

  • Страница 149

    Network using Uniform Dialing Plan 149 T able 16 "Main office A LOC provisioning f or LOC to remote main office systems " (page 149) lists main office A LOC provisioning f or LOC to the remote office. The Main office B is LOC 841 Ta b l e 1 6 Main office A LOC pr ovisioning f or LOC to remote main office systems Create an RLI Creat[...]

  • Страница 150

    150 Bandwidth Management Figure 56 UDP between main offices and CDP inside the main office region T able 18 "Provisioning details f or this case" (page 150) lists provisioning details f or a mix ed network. Ta b l e 1 8 Pro visioning details for this case Region Provisioning detail 1, 2, 3 CDP used for all calls within the region. 1, 2,[...]

  • Страница 151

    Network using Uniform Dialing Plan 151 Region Provisioning detail 1 Main office sends all UDP calls to destinations that are its own branch office to the NRS after deleting the HLOC and converting to CDP. 2,3 Similar configuration, as above, applies to regions 2 and 3. Call between two local branch offices Figure 57 "Local call dials CDP"[...]

  • Страница 152

    152 Bandwidth Management Abnormal case - calls originating using UDP , but terminating using CDP Figure 58 Call flow f or Scenario 2 - local call dial UDP 1. The branch office user dials 6-395-3456. The system transmits 395-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it dire[...]

  • Страница 153

    Network using Uniform Dialing Plan 153 Figure 59 Call flow for Scenario 2 - local call to remote branch office (originator side) 1. The branch office user dials 6-444-3456. The system transmits 444-3456 to the NRS . The NRS checks its provisioning, and determines that all calls are to be sent to the main office; it directs the call to the main [...]

  • Страница 154

    154 Bandwidth Management Figure 60 Call to remote branch office on the destination side 1. The main office B deletes the HLOC , and deter mines that this is to a local br anch office. The system tr ansmits 3456 to the NRS . The NRS checks its provisioning, and deter mines that f or this CDP region this call goes to branch office B1. 2. The main[...]

  • Страница 155

    Network using Coordinated Dialing Plan 155 Figure 61 Full CDP network T able 19 "Provisioning details f or this case" (page 155) lists the provisioning details f or a full CDP network. Ta b l e 1 9 Pro visioning details for this case Region Provisioning detail 1, 2, 3 CDP used for all calls within the region. 1, 2, 3 CDP used for region t[...]

  • Страница 156

    156 Bandwidth Management Region Provisioning detail 1 All branch offices are provisioned at the NRS to route all calls through the main office. 1 Main office sends all CDP calls to destinations that are not its own branch office to the NRS with unchanged dialled digits. 1 Main office sends all CDP calls to destinations that are its own branch offic[...]

  • Страница 157

    Network using Coordinated Dialing Plan 157 to the NRS. The NRS checks its provisioning, and deter mines that all calls to prefix 552 are to be sent to branch office A2; it directs the call to the branch office. 4. The main office sends the call to 552-43456 to the branch office. The branch office deletes the prefix and LSC 4, and rings set 3[...]

  • Страница 158

    158 Bandwidth Management Figure 64 Call flow f or Scenario 3- calls to remote branch office (destination side) 1. Main office B deter mines that this is to a local branch office with prefix 225. The system transmits 225-53456 to the NRS. The NRS checks its provisioning, and deter mines that this call goes to branch office B1. 2. The main of?[...]

  • Страница 159

    159 Alternative Call Routing f or Netw ork Band width Management Contents This section contains information on the follo wing topics: • "Description" (page 159) • "Operating parameters" (page 174) • "F eature interactions" (page 175) • "F eature packaging" (page 176) • "F eature implementation [...]

  • Страница 160

    160 Alternative Call Routing f or Network Bandwidth Management Event number 1 per tains to the originally dialed call that e xperiences low bandwidth or unacceptable QoS conditions. Event number 2 per tains to the alternately routed call. Figure 65 Example of Alternative Call Routing for NBWM in operation There are multiple choices of alter nate ro[...]

  • Страница 161

    Description 161 This f eature enables alter nate routing to occur for branch office users registered to the main office, when they place interzone, station-to-station calls to main office stations or branch office stations. The Alter nativ e Call Routing f or NBWM f eature can be tr iggered b y operation of either of the f ollowing f eatures: ?[...]

  • Страница 162

    162 Alternative Call Routing f or Network Bandwidth Management How Alternative Call Routing for NBWM works When a user dials a station-to-station call between two diff erent zones (that is, the calling and called telephones are not located in the same geogr aphic area) and the bandwidth limit has been reached, then the Alternative Call Routing f ea[...]

  • Страница 163

    Description 163 F or SRG, the main office manipulates the digits in the call into a f ormat appropriate for routing from the SRG on PSTN/MCDN tr unks. The steering code allows the call to be translated and ref erenced to a Route List Inde x from which the system chooses the alter nate route. The digit manipulation capability of CDP allows digits ([...]

  • Страница 164

    164 Alternative Call Routing f or Network Bandwidth Management Examples of Alternative Call Routing for NBWM in operation A call from a branc h office telephone to a main office telephone Figure 66 "Call between a branch office telephone in Nor mal Mode and a main office telephone" (page 164) shows an e xample of an alter nately route[...]

  • Страница 165

    Description 165 • Provision the AL TPrefix as a Steering Code at the main office. Build a Route List Index (RLI) so these calls go to the vir tual tr unk or configure the V acant Number Routing feature to do the same. At the branch office: • Provision the AL TPrefix as a steering code. Build a Route List Inde x and DMI associated with this[...]

  • Страница 166

    166 Alternative Call Routing f or Network Bandwidth Management Figure 67 Digits dialed and outpulsed with Alternative Call Routing for NBWM 1. IP Phone User B in the BO2 zone dials IP Phone A in the main office zone (DN 5262) (action labeled 1 in Figure 66 "Call between a branch office telephone in Nor mal Mode and a main office telephone&q[...]

  • Страница 167

    Description 167 6. The branch office receives the call and recognizes the first par t of the number as a Steer ing Code. The call is steered to an RLI. The DMI manipulates the number into a PSTN n umber and the branch office outpulses the digits to the Central Office (CO) serving the branch office. (This ma y be the same CO as the one ser ving[...]

  • Страница 168

    168 Alternative Call Routing f or Network Bandwidth Management Figure 68 Call between a main office telephone and a branch office telephone T elephone A calls T elephone B (the user dials DN 3121). In this e xample, the call alter nately routes to the PSTN. (The PSTN telephone number of T elephone B is 613-966-3121.) Configuration required Con?[...]

  • Страница 169

    Description 169 Sequence of events in the call The inf or mation that f ollows refers to Figure 68 "Call between a main office telephone and a branch office telephone" (page 168) and Figure 69 "Digits dialed and outpulsed with Alternative Call Routing f or NBWM" (page 169) . Figure 69 Digits dialed and outpulsed with Alternati[...]

  • Страница 170

    170 Alternative Call Routing f or Network Bandwidth Management • inser t 966 (in order to compose the DID number of the destination telephone which is 9663121, a local call.) 6. The call ter minates on IP Phone B from the PSTN in the BO2 zone (action labeled 3 in Figure 68 "Call between a main office telephone and a branch office telephone[...]

  • Страница 171

    Description 171 Figure 70 Call between a branch office telephone and another branch office telephone T elephone B in the BO2 zone calls T elephone F in the BO1 zone (the user dials 6020). In this example, the call alter nately routes to the PSTN. (The PSTN telephone number of T elephone F is 506-348-6020.) Configuration required Configure the f[...]

  • Страница 172

    172 Alternative Call Routing f or Network Bandwidth Management Sequence of events in the call The inf or mation that f ollows refers to Figure 70 "Call between a branch office telephone and another branch office telephone" (page 171) and Figure 71 "Digits dialed and outpulsed with Alternative Call Routing f or NBWM" (page 172)[...]

  • Страница 173

    Description 173 3. The Call Ser ver inserts the AL TPrefix configured for the BO2 z one prior to IP Phone F’s telephone number , dialed by the user . Example: AL TPrefix assigned is 222. The dialed number becomes 222 6020. 4. The call is routed to the vir tual trunk by CDP or VNR. The vir tual tr unk sends a request to the NRS f or address res[...]

  • Страница 174

    174 Alternative Call Routing f or Network Bandwidth Management The configuration and provisioning f or the All Calls mode is exactly the same as the regular Alter nativ e Call Routing for NBWM f eature e xcept that the Alter nate Routing f or All Calls option is selected in overla y 117 or Element Manager . Operating parameters This f eature appli[...]

  • Страница 175

    Feature inter actions 175 This feature does not apply to vir tual tr unk calls. It only applies to station-to-station calls, and routes them over the PSTN or MCDN network. Vir tual T runk calls already have this f eature and can be alter nately routed using traditional methods (such as NARS), which is outside the scope of this f eature. Alternative[...]

  • Страница 176

    176 Alternative Call Routing f or Network Bandwidth Management Network Routing Service (NRS) Both the main office and branch office must be registered on the Nor tel NRS f or tandem routing to work for main office to branch office tandeming. T runk Route Optimization (TRO) Disable T runk Route Optimization between the branch office (or SRG) an[...]

  • Страница 177

    Feature implementation using Command Line Interf ace 177 LD 117 Command Description CHG ZALT <zone> <ALTPrefix> [<re-route all calls>] Change ALTPrefix number for zone, where: <zone> Input zone number (0 to 255). Configure the branch office zone using LD 117 at the main office. <ALTPrefix> A digit string, of up to 7 di[...]

  • Страница 178

    178 Alternative Call Routing f or Network Bandwidth Management Feature implementation using Element Manager Zone configuration Use Element Manager to configure the specific zone proper ties. 1. Access the Zones web page to select Alternate Routing for Calls between IP Stations . 2. Access the Alternate Routing for Calls between IP Stations web p[...]

  • Страница 179

    Feature implementation using Element Manager 179 A web page appears that displays the configuration parameters related to the Alter native Call Routing for NBWM feature . See Figure 73 "Access the Alter nate Routing for Calls between IP Stations " (page 179) . Figure 73 Access the Alternate Routing for Calls between IP Stations The Zone [...]

  • Страница 180

    180 Alternative Call Routing f or Network Bandwidth Management Diagnostics Command Line Interface diagnostics LD 117 Obtain status f or a par ticular zone Command Description STAT ZALT <zone> Display Alternative Call Routing Status, where: zone = bandwidth zone If you do not enter a value in the zone field, you obtain a printout of the status[...]

  • Страница 181

    Diagnostics 181 • enable/disab le status of the All Calls option Procedure 11 Printing zone AL TPrefix Step Action 1 F rom the navigator , click System > Maintenance . The Maintenance web page appears. See Figure 74 "Maintenance web page" (page 181) . Figure 74 Maintenance web page 2 Click Select b y Functionality . The Select by Fu[...]

  • Страница 182

    182 Alternative Call Routing f or Network Bandwidth Management Figure 75 Select by Functionality 3 Click Zone dia gnostics . The Maintenance Commands for Zones web page appears. See Figure 76 "Maintenance Commands for Zones " (page 182) . Y ou can also access this page if y ou click on Zones , as you see in Figure 72 "Zones" (pa[...]

  • Страница 183

    Diagnostics 183 4 Select Print Zone Alternate Prefix Information (PR T ZAL T) from the drop-down list beside Action . See Figure 77 Maintenance Commands for Zones Action list 5 Select ALL or a zone number from the Zone Number drop-down list. 6 Click Submit . —End— Show the status of the Alternative Call Routing f or NBWM feature The Show Statu[...]

  • Страница 184

    184 Alternative Call Routing f or Network Bandwidth Management 4 Select Show Alternate Routing Status (ST A T ZAL T) from the drop-down list beside Action . See Figure 78 "Show Alter nativ e Routing Status" (page 184) . Figure 78 Show Alternative Routing Status 5 Select ALL or a zone number from the Zone Number drop-down list. 6 Click Sub[...]

  • Страница 185

    Maintenance 185 Command Description ENL ZBR <zone> [ALL] [LOC][ESA][TIM][ALT] Enable features for the branch office zone. If you do not input features, then all are enabled. DIS ZBR [ALL] [LOC][ESA][TIM][ALT] Disable features for the branch office zone. If you do not input features, then all are disabled. The system responds with ok, if opera[...]

  • Страница 186

    186 Alternative Call Routing f or Network Bandwidth Management 2 Click Select b y Functionality . The Select by Functionality web page appears. See Figure 75 " Select by Functionality" (page 182) . 3 Click Zone dia gnostics . The Maintenance Commands for Zones web page appears . 4 Select Enable a Zone’s Branch Office Behavior from the [...]

  • Страница 187

    Feature oper ation 187 Procedure 14 Suppress Alternative Call Routing for NBWM alarms Step Action 1 Click IP Netw ork > Zones . The Zones web page appears. 2 Click beside the Zone , or click the Zone y ou are programming, to e xpand the choices under it. 3 Enter digits in Alarm Suppression Time Period (ZAST) . See Figure 80 "Alar m Suppress[...]

  • Страница 188

    188 Alternative Call Routing f or Network Bandwidth Management Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 189

    189 Emer g ency Services configuration Contents This section contains the follo wing topics: • "Overview" (page 189) • "Emergency Ser vices Access" (page 190) • "Emergency Ser vices for Vir tual Office" (page 200) • "On-Site Notification" (page 201) • "Configuring the NRS for ESA SPN" [...]

  • Страница 190

    190 Emergency Services configuration Nor tel recommends using the Emergency Ser vices Access (ESA) f eature. This is the preferred method in Nor th Amer ica, the Caribbean and Latin America (CALA), and in those countries that are members of the European Union (EU). ESA provides specific f eatures and capabilities required by legislation in these [...]

  • Страница 191

    Emergency Services Access 191 The A utomatic Number Identification (ANI) data sent to the Public Saf ety Ans wering P oint (PSAP) identifies the location of the caller . In some constituencies, legislation requires one ANI (DID) per fixed area, so the physical location of the emergency can be appro ximated based on the telephone n umber delivere[...]

  • Страница 192

    192 Emergency Services configuration Configuring ESA for the branch office F or ESA, the main office Call Ser ver f orwards the call to the branch office f or ter mination. Calls are redirected over a Vir tual T r unk using the NRS. The NRS routes the calls using a special number , ref erred to in this section as the ESA Special Number . ESA m[...]

  • Страница 193

    Emergency Services Access 193 11 Configure ESA at the branch office. 12 Configure the branch office zone on the branch office . The branch office zone is required for bandwidth management but does not require ESA parameters. 13 Configure the ESN SPN on the branch office. 14 Configure the NRS for the ESA Special Number used. 15 T est ESDN u[...]

  • Страница 194

    194 Emergency Services configuration Reregistering to minimally configured branch office A branch user in Local Mode but who is not physically at the branch can get incorrect emergency ser vice handling. If the SRG is not provisioned with knowledge of all the ERL in the enter prise, one of two scenar ios occurs when an IP Phone reregisters to th[...]

  • Страница 195

    Emergency Services Access 195 Determining the dialing plan for ESA calls In many jurisdictions of the United States and Canada, the emergency number m ust be “911”. The call processor cannot ha ve a DN that conflicts with these digits, b ut since “9” is often used f or NARS A C2 (the local call Access Code), this is not usually a problem. [...]

  • Страница 196

    196 Emergency Services configuration The Vir tual T r unk must be configured to enable emergency calls originating from SRG IP Phones registered at the main office to reach the branch office. 3 Configure ESN. ESA uses a route number rather than ESN route list inde x. Howe ver , ESN is required at the branch office . 4 Configure Emergency Ser[...]

  • Страница 197

    Emergency Services Access 197 provides CLID V erification (CLID VER) repor ts that deter mine how an emergency call is routed, without actually routing the call. Use LD 20 to generate a CLID VER repor t. Ta b l e 2 0 LD 20 Generate a CLID VER repor t Prompt Response Description REQ: PRT Print TYPE CLIDVER CLID Verification SORTBY (DN) TN The outpu[...]

  • Страница 198

    198 Emergency Services configuration F or more information about CLID VER repor ts, see Emergency Ser vices Access Fundamentals (NN43001-613) . 6 Configure the branch office zone on the main office. a. Configure the branch office zone ESA dialing information in LD 117. LD 117 Configure branch office zone ESA r oute Command Description CHG Z[...]

  • Страница 199

    Emergency Services Access 199 LD 86 Prompt Response Description REQ NEW CHG Add, Change CUST xx Customer number as defined in LD 15 FEAT DGT Digit Manipulation …… … DMI 1- 999 Digit Manipulation Table numbers. ATTENTION Do not use Digit Manipulation Table 0, as it results in the incorrect call termination treatment. b . Configure the system [...]

  • Страница 200

    200 Emergency Services configuration LD 90 Prompt Response Description REQ NEW CHG Add, Change CUST xx Customer number as defined in LD 15 FEAT NET Network translation tables TRAN aaa TYPE SPN - SPN 911 AC + ESDN is recognized as an Emergency Service Access call. 112 Use the number configured for ESDN. - RLI xxx Route List Index. Use Route List In[...]

  • Страница 201

    Configuring the NRS for ESA SPN 201 The use of the ter ms Nor mal Mode and Local Mode apply to SRG branch user only . Emergency Services while logged in to Virtual Office The E911 Vir tual Office feature recogniz es when a user dials an ESDN and it f orces the Vir tual Office IP Phone to log out of Normal Mode (into Local Mode) in order to plac[...]

  • Страница 202

    202 Emergency Services configuration T esting the ESDN number Use Procedure 17 "T esting ESDN using an SRG telephone" (page 202) to test the ESDN number from any telephone in the branch office. Procedure 17 T esting ESDN using an SRG telephone Step Action 1 F or IP Phones: a. Dial the ESDN on an SRG IP Phone in Local Mode. The calls mus[...]

  • Страница 203

    Emergency Ser vice using Special Numbers (SPN) 203 In many jurisdictions, the emergency number is a fixed n umber (for e xample, 112 or 999). The main office Call Ser ver or SRG cannot hav e a DN that conflicts with these digits. Access to Emergency Ser vice using SPN should be configured in the f ollowing circumstances: • When the Emergency [...]

  • Страница 204

    204 Emergency Services configuration Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 205

    205 Enhanced UNIStim Firmware Download Contents This section contains the follo wing topics: • "Description" (page 205) • "Firmware upgrade" (page 206) Description This section applies to the main office and the follo wing IP Phones: • IP Phone 2001 • IP Phone 2002 • IP Phone 2004 • IP Phone 2007 • IP A udio Confe[...]

  • Страница 206

    206 Enhanced UNIStim Fir mware Download F or CS 1000 Release 4.5 and later , if the required fir mware file does not e xist on the SRG 50, or the v ersion of the file is incorrect, the SRG 50 initiates an FTP session to the TPS for the IP Phone to retrie ve the required file. The SRG 50 upgrades the IP Phone and redirects the IP Phone back to t[...]

  • Страница 207

    Firmware upgrade 207 Procedure 18 Upgrading firmware Step Action 1 At the Main office, upgr ade IP Phone fir mware on the Signaling Ser ver . For instructions, see Signaling Ser ver Installation and Commissioning (NN43001-312) . 2 Issue the CLI command umsUpgradeAll at the main office. IP Phones at the Main office and branch office are upgrad[...]

  • Страница 208

    208 Enhanced UNIStim Fir mware Download Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 209

    209 Appendix A Media Redirection Scenarios In addition to basic call scenar ios, Network Bandwidth Management also suppor ts the follo wing media redirection scenar ios: • Scenario 1: Codec switches correctly during media redirection. See T able 21 "Codec s witches correctly during media redirection" (page 210) . • Scenario 2: Call tr[...]

  • Страница 210

    210 Appendix A Media Redirection Scenarios Ta b l e 2 1 Codec switches correctl y during media redirection Event Result 1 An incoming Direct Inward Dial (DID) call to branch office uses IP Peer to reach the symposium controller Control Directory Number (CDN) in the main office. The external caller hears music and announcements with a G.729 codec. B[...]

  • Страница 211

    Appendix A Media Redirection Scenarios 211 Event Result 2 The main office IP Phone initiates a call transfer to an SRG IP Phone registered to the main office. The SRG TDM telephone is put on hold. A speech path is established between the main office IP Phone and the SRG IP Phone registered to the main office. The zone table indicates interzone band[...]

  • Страница 212

    212 Appendix A Media Redirection Scenarios Ta b l e 2 5 Conference call between main office and branch office, initiated by main office IP Phone Event Result 1 An SRG TDM telephone calls a main office IP Phone. A speech path is established between the SRG TDM telephone and the main office IP Phone. The zone table indicates interzone bandwidth us[...]

  • Страница 213

    213 List of terms Branch office An SRG that is remote from the main office. The SRG provides telephony ser vices using the main office ser vers (f or Nor mal Mode) or local system ser vices when the SRG loses IP communication with the main office (Local Mode). CDP Coordinated Dialing Plan. Under the recommended Coordinated Dialing Plan, the Bra[...]

  • Страница 214

    214 List of ter ms special manner , or who wants to be notified when a telephone user makes an emergency call. It would also appeal to a customer who wishes to ha ve ESA calls ans wered on-site, on the business premises , rather than being f orwarded to the Pub lic Ser vices Ans wering P oint (PSAP). See Emergency Ser vices Access Fundamentals (NN[...]

  • Страница 215

    List of ter ms 215 Local Mode The SRG is in Local Mode when: • The IP Phones are first installed and not yet reregistered with the main office • The SRG cannot comm unicate with the main office and the IP Phones are reregistered with the SRG • A user deliberately puts the IP Phone in the T est Local Mode condition. Main office The CS 1000[...]

  • Страница 216

    216 List of ter ms • pack et classification • DiffSer v • IP fragmentation • traffic shaping • use of the platform’s queuing mechanisms routing The process of selecting the correct path for pack ets transmitted between IP networks by using software-based algorithms. Each pack et is processed by the algorithm to deter mine its destinat[...]

  • Страница 217

    List of ter ms 217 ZDP Zone Digit Prefix. This is the number that the main office appends to a local SRG PSTN call dialed from an SRG IP Phone in Nor mal Mode. This number diff erentiates the call from a main office PSTN call dialed by the main office telephones. The ZDP routes the call through V oIP trunk to the SRG. Nor tel Communication Serv[...]

  • Страница 218

    218 Inde x B Branch office 213 Branch office dialing plan 27 C Capacity 26 CDP 213 CLID composition 47 CLID verification 47 Configuring ESA f or branch office 192 Configuring ESA using Element Manager 202 Configuring the dialing plan using Element Manager 63 Configuring the NRS for ESA SPN 201 Configuring zone parameters using Element Mana[...]

  • Страница 219

    Index 219 NRS 215 O Off-net dialing plan 45 On-net dialing plans 43 Optional features to enhance SRG functionality 18 P PSTN 215 Q QoS 215 R Routing 216 Routing calls 45 Routing ESA calls 191 S Signaling Ser ver 15, 15 SIP Redirect Ser ver Netw or k Routing Ser vice 15 SRG 216 SRG inf or mation required by the main office 31, 31 SRG PSTN to an SRG[...]

  • Страница 220

    220 Index Nor tel Communication Server 1000 Main Office Configuration Guide for SRG 50 NN43001-307 02.02 Standard Release 5.0 3 December 2007 Copyright © 2005-2007, Nor tel Networks .[...]

  • Страница 221

    [...]

  • Страница 222

    Nor tel Communication Ser v er 1000 Main Office Configuration Guide f or SRG 50 Copyright © 2005-2007, Nor tel Networks All Rights Reser v ed. Publication: NN43001-307 Document status: Standard Document version: 02.02 Document date: 3 December 2007 T o provide f eedback or repor t a problem in this document, go to w ww .nor tel.com/documentfeedb[...]