3Com S27x manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones 3Com S27x. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica 3Com S27x o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual 3Com S27x se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales 3Com S27x, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones 3Com S27x debe contener:
- información acerca de las especificaciones técnicas del dispositivo 3Com S27x
- nombre de fabricante y año de fabricación del dispositivo 3Com S27x
- condiciones de uso, configuración y mantenimiento del dispositivo 3Com S27x
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de 3Com S27x no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de 3Com S27x y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico 3Com en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de 3Com S27x, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo 3Com S27x, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual 3Com S27x. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    3Com ® Corporation PathBuilder ™ S24x, 26x, and 27x Switch Installation Manual[...]

  • Página 2

    Notice © 1998 3Com Corpor ation 5400 B ayfro nt Plaz a Santa Cl ara, CA 95052 -8145 (408) 32 6-5000 All rights reserved. Printed in U.S.A. Portions reprinted with th e permission of Motoro la, Inc. Restricted Rights Notificat ion for U.S. Go vernment Users The software (including firmware) addr essed in thi s m a nu al is provided to the U.S. Gove[...]

  • Página 3

    Notice (contin ued) Proprietar y Material Information and soft ware in th is document are propriet ary to 3Com (or its Suppliers) and without t he express prior per mission o f an of ficer of 3Com, may no t be cop ied, repro duced, disclosed t o others , publi shed, or us ed, in whol e or in part , for any purpose ot her t han that for which it is [...]

  • Página 4

    [...]

  • Página 5

    Conten ts v Chapter 1. About the Pat hBuilder S24x, 26x, and 27x switch Applicatio ns .......................... .................................... ........................... ......... 1-3 Feature s and Protocol s .......... .................. .................. .................. .................. 1-7 Hardware Components ......................[...]

  • Página 6

    vi Contents ( continued) Chapter 4. Maintenance Removing/Repla cing T op Cover ..................... .................................... ......... 4-3 Removing/Repla cing Front Panel Cover ......... .................. .................. ......... 4-5 Removing/Repla cing Power Su pply ......................... .................. .................. [...]

  • Página 7

    vii About This Manual Overview Introduct ion This ma nual descr ibes features , hardware, specif icatio ns, and applicati ons fo r the 3Com Path Builder S24 x, 26x and 27x switch. Audience This manual i s intende d for op erators of the 3Com PathBuild er S24x, 26x and 27x sw itch. How to Use This Manual The fo llowing t able describes the contents [...]

  • Página 8

    viii About Th is Manual (cont inued) Vo r s i c h t Ein V or sichtshinweis macht Sie darauf aufmer ksam, daß N ic htbefol gung zu Software -, Hardware- oder D atensc häden f ühren kann. Wa r n i n g W arning i s the most serio us notice, indic ating that you c an be physi cally hurt. A vertissement Un averti ssement constit ue le message l e plu[...]

  • Página 9

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-1 Chapter 1 About the PathBuilder S24x, 26x, and 27x switch Overview What is the PathBuilder S24x, 26x, and 27x switch? The PathBui lder S24x, 26x, and 27x s w itch is a multi-pr otocol LAN/W AN PathBuil der S200 series s witch f eaturin g a high-s peed processor an d coprocessor coupled wi th 12[...]

  • Página 10

    1-2 About the PathBui lder S 24x, 26x, an d 27x switch Meshed Cluster Application Support A unique f eature of the Pa thBuilder S24x, 26x, and 27x switch is i ts ab ility t o support full me shed clust e r applicati ons. This f unctional ity provides hos t site resil iency , port co unt extension, an d multi ple LAN connect ivity . Example s of how[...]

  • Página 11

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-3 Applications Applications Introduct ion This section briefl y descri bes seve ral applicat ion exampl es for the Pat hBuilder S24x, 26x, and 27x switch. Performance Branch Nodes Because of its hig h performance capa bili ties, the PathBuilder S24x, 26x, and 2 7x switch can b e employed in a var[...]

  • Página 12

    1-4 About the PathBui lder S 24x, 26x, an d 27x switch Applications Regional Concentrator I n Figure 1-3, the publ ic net work (Frame Re lay/X.25) is per f orming the branc h concentr atio n functio n with the PathBuil der S24 x, 26x, and 27x switch routing t he traf fic to the appr opriate end poin t. In Figure 1-4, the PathBui lder S2 4x, 26x, an[...]

  • Página 13

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-5 Applications Figure 1-4. Regiona l Concentrator Exampl e Cluster Appl ication An importa nt new feature av ailab le with th e PathBu ilder S24x , 26x, and 27x swit ch is its use in a c luster . This al lows as many as four PathBui lder S24x, 2 6x, and 27x switches t o act a single unit fo r the[...]

  • Página 14

    1-6 About the PathBui lder S 24x, 26x, an d 27x switch Applications Figure 1-5. PathBuilde r S24x, 26x, and 27x Switch Cluster Example PB S2 0 0 16 Access Ports PB S2 0 0 PB S2 0 0 PB S200 16 Access Ports 16 Access Ports 16 Access Ports High-Speed Network Links to othe r Sites or Backbo ne LAN Connec tors[...]

  • Página 15

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-7 Features and Protocols Features and Protocols Description Fo r a complete lis ting of t he featur es and p rotocols supported by your PathBuilder S24x, 26x, an d 27x switch, refe r to the Software Release Not ice that came wit h the operati ng sof tware.[...]

  • Página 16

    1-8 About the PathBui lder S 24x, 26x, an d 27x switch Hardware Components Hardware Components PathBuilder S24x, 26x, and 27x Switch Hardware Configurati on The PathBui lder S24x, 26x, and 2 7x switch comes in a rack- mountable configurat ion. The switc h conta ins a mothe rboard/CPU bo ard, a built- in power s upply , and an ISA bus for u p to eig[...]

  • Página 17

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-9 Hardware Components Hardware Components This table li sts and briefl y describ es the hardware c omponents that make u p the PathBuil der S24x, 26x, and 27x s witch. More deta iled des criptions of t hese components follow . Component Description Enclosure A rack-m ount unit that contains a ll [...]

  • Página 18

    1-10 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Ethernet Port 4 Limita tions Consid er these limit ations when using the Ethern et Port 4: • The port does not support Br idgin g (refer to the Bridging Op tion , Part No. T00 08-16). When configu r ing this port, you are not prompte d for the bridge link number . • The [...]

  • Página 19

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-1 1 Hardware Components Enclosure Introduct ion This sec tion provides de tailed i nformation about the part s of the PathBuil der S24x , 26x, and 27x switch enclosur e. Front Panel The PathBui lder S24x, 26x, and 2 7x switch front p anel (see Figure 1-6) has: • Three st atus LEDs • A 2-chara[...]

  • Página 20

    1-12 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Mother board Parts of the Motherboard Thi s secti on desc ribes some of the components t hat make up t he PathBuilder S24x, 26x, and 27x switch motherboard. I n addition, this section describes some of the daughter cards that can be found on the mo therboard , shown in Figur[...]

  • Página 21

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-13 Hardware Components FLASH SIMM The FLASH Single In-li ne Memory Module ( SIMM) holds a c ompressed image of the oper ating software. This module is ele ctrical ly erasa ble and reprogra mmable. An optiona l F LA SH SIMM can be i ns tal l ed f or bac kup. T hese modules are inst al le d in one [...]

  • Página 22

    1-14 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Figure 1-9. CMEM SIMM Expansion Port I/O Slo ts The PathBui lder S24x, 26x, and 2 7x switch motherboa rd has eight ful l-size expansio n card slots (s ee Figu re 1-6). Expansion I/O ca rds have I /O connec tors tha t exte nd through t he rear pane l. Port n u mbe rs for t he[...]

  • Página 23

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-15 Hardware Components How Ports Are Used The foll owing table descr ibes how the port s are used. DIMs without a Cable Adapter Port s 1 and 2 supp ort a DSU DIM without t he use of ca ble adapters . DIMs with a Cable Adapter If c able adapt ers are used, Por ts 1 and 2 c an supp ort the f ollowi[...]

  • Página 24

    1-16 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Back P anel Back Panel Components The co mponents of the back panel are: • Serial/ Network I/O Por ts . Ports 1, 2, 3, an d 6 are DB-25 connect ors. Port 4 is a DB 15 c onnector . • AC Power Supply . The rear of th e Power Suppl y has two (male and f emale) power s ource[...]

  • Página 25

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-17 Hardware Components TI Dual Port Digital PBX Interface Card Introduct ion The T1 d ual port d igital P BX interface c ard suppor ts dig ital voi ce communicat ions, providi ng integr ated ne twork acce ss. The T1 interf ace card is inst alled pr imarily i n North Ameri ca and J apan. A 2-mega [...]

  • Página 26

    1-18 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Slot Restricti on The T1 dual p ort dig ital PBX interface c ard occ upies slot 8 in the Pat hBui lde r S2 4x, 26x, and 27x switch chassis. DIP Switch Location The T1 dual port digi tal PBX interface c ard contains a single DIP switch bank (SW1) used to a ssign the card’ s[...]

  • Página 27

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-19 Hardware Components LED Status Indica tors The T1 d ual port digita l PBX int erface c ard contains fo ur LEDs th at can be viewed thro ugh the re ar bracket. LED Color LED is... ...Indica ting Port 49 Ye l l o w OFF ON Normal oper ation Carrier failure on Port 49span Port 50 Ye l l o w OFF ON[...]

  • Página 28

    1-20 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components E1 Dual Port Digital PBX Interface Card Introduct ion The E1 d ual port d igital P BX interface c ard suppor ts dig ital voi ce communicat ions, providi ng integr ated ne twork acce ss (see Figure 1- 12). The E1 in terface card i s instal led primar ily in Europe an d South [...]

  • Página 29

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-21 Hardware Components E1 Dual Port Digital PBX Interface Card Illus trati on Figure 1- 12 shows an exa mple of the E1 dual port digital PBX i nterfac e card. Figure 1- 12. E1 Digit a l PBX Inter face Card DIP Switch Location The E1 dual port digi tal PBX interface c ard contains a single DIP swi[...]

  • Página 30

    1-22 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Required cables The following ca bl es, i ncl udi ng two pi gt ai l cab les, ship with the E1 dual port digi t al PBX interf ace card and are require d to cable the E1 c ard to the DSPM/SM ca rds in the Path Builder S24x, 26x, an d 27x switch node. LED Status Indica tors The[...]

  • Página 31

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-23 Hardware Components DSPM/SM C ard Introduct ion The Dig ital Sig nal Proces sing Module/Server Module (DSPM/SM) s upports T1 or E1 du al po rt di gi tal P BX i nt erf ace ca rds . Description The DSPM/SM card, use d at nodes wi th di gital PBX in terfaces, compre sses four digita l voic e chan[...]

  • Página 32

    1-24 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components DSPM/ SM Card Illus trati on Figure 1- 13 sh ows an exa mple of the DSPM/SM card. Figure 1- 13. DSPM/SM Card Jumper Location s Figure 1- 13 shows the l ocation of jumper s on the DSPM/S M card that ter minate the Multi-V endor Integ ration Pr otocol cl ock. Installing Jumper[...]

  • Página 33

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-25 Hardware Components Cables Required No cables ship with the DSPM/SM ca rd; however , the DSPM/SM card must b e cabled t o the T 1 or E1 dual port digital i nterfac e using a Multi-V endor In tegration Protocol 40-pin r i bbon cable, as Fi gure 1- 14 sho ws. T o support 1 2 voice channels, for [...]

  • Página 34

    1-26 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components DSPM Card with Analog E &M Interface Introduct ion The DSPM/E&M card s upports two analo g E&M inter face voic e channels. Description The Analog DSPM/E&M card allows th e PathBuilder S24x , 26x, and 27x swit ch to support up to two (2) voice /fax channel s p[...]

  • Página 35

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-27 Hardware Components DSPM/E&M Card Illus trati on Figure 1- 15 sh ows an exa mple of the DSPM card wi th an a nalog E&M inter f ace. Figure 1- 15. DSPM/E&M Card MVIP Clock T ermination Jumpers (Not Used) -48V Powe r Supply Co nnector Port 1 Port 2 Complex I mp edance Jumpers 2-or 4-[...]

  • Página 36

    1-28 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components LEDs The card c ontains four LEDs that can b e viewed through t he rear bracket . LED Color LED is... ...Indica ting Port 1 Loca l Busy Green On Off lo cal phy sical con nection is active (of fhook) local phy sical connecti on is idl e (onhook ) Port 1 Re mote Busy Green On [...]

  • Página 37

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-29 Hardware Components Setting Jumpers for DS PM Card with Analog E&M Interface Introduct ion The DSPM/EM card h as a total of 12 jumpers that you c an set for vari ous applica tions if requi red: • T en jumpers f or two- or four -wire opera tion • T wo jumpers for MVIP clock ter minati o[...]

  • Página 38

    1-30 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Complex Impedance for UK and Germany Setting jumpers for tw o-wire UK compl e x and two-wire Ger many compl ex impeda nce as not ed in t he “Jumper Def initio ns” section above , matches the impeda nce requi red in each co untry , respec tively . Refer to Figure 1- 15 an[...]

  • Página 39

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-31 Hardware Components Jumper Location s Set the jumpers to the pos itions as shown i n Figure 1- 18. Figure 1- 18 . Jumper Locations for DSPM E&M Card Installing Jumpers Figure 1- 19 illust rates how to i nstall two- or four -wire jump ers into proper posit ion. Figure 1- 19. Inst alling Jum[...]

  • Página 40

    1-32 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components DSPM Card with FXS Analog Interface Introduct ion The Analog D SPM/FXS (F oreign Exchange Sta t ion) card supp orts tw o analog FXS interf aces. Description The analog DSPM/FXS card allo w s the PathBu ilder S24x, 26x, and 27x switch t o support up to tw o voice/f ax channel[...]

  • Página 41

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-33 Hardware Components DSPM/FXS Card Illus trati on Figure 1-20 shows an e xample of t he DSPM card with an analog FXS i nterf ace. Figure 1-20. DSPM Card with Analog FXS Interface MVIP Clock T ermination Jumpers (Not Used) -48V Power Supply Connecto r Port 1 Port 2 Port 1 LC (Local Busy) Port 1 [...]

  • Página 42

    1-34 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components LEDs The card c ontains four LEDs that can b e viewed through t he rear bracket . Jumper Location s The DS PM/ F XS inte rfa ce car d has n o jump ers th at must be s et . For Austral ian Users Only 3Co m approve d engineer ing staff can in stall an d program this car d. The[...]

  • Página 43

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-35 Hardware Components DSPM Host Ca rd with F XO Analo g Int erface Introduct ion The Analog D SPM/HC (ho st card) supports one anal og FXO (For eign Exchange Off ice) int erface. The FXO i s a daughtercard t hat is mount ed onto th e DSPM/HC. Description The analog FXO daughter card (when mounte[...]

  • Página 44

    1-36 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components DSPM/HC with FXO Card Il lustr a ti o n Figure 1-21 shows an e xample of the DSP M /HC with an analog FXO daughtercard . Figure 1-21. DSPM/HC Card with Analog FXO Daughtercard LEDs The card contai ns four LEDs that can be viewed throug h the rear brack et. FXO Daughtercard P[...]

  • Página 45

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-37 Hardware Components Jumper Location s The DSPM/HC with F XO daughte rcard has no jumpers t hat must be se t.[...]

  • Página 46

    1-38 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components -48V Ringer/Power Supply Card and Enclosur e Introduct ion One -48V r inger/power su pply car d and enclosure is required per PathBuilde r S24x, 26x, and 27x switch node for • Analog DSPM/FXS c a rds • DSPM/E&M ca rds using interface sig naling ty pes II, III, and V [...]

  • Página 47

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-39 Hardware Components Cables Required The -4 8V ringe r/power s upply ca rd is shi pped with one cabl e with six connectors. Figure 1-22. Standa rd -48V RInger /Power Supply Card and Enclosure Jumper Set for 50 Hz Rin g Fr eque ncy Jumper Set for 25 Hz Ring Frequency Power Connectors to Main AC [...]

  • Página 48

    1-40 About the PathBuilder S24x , 26x, and 27x swi tch Hardware Components Figure 1-23. Enhanced -48 V RIn ger/ Power Supply Card and Enclosure J1 1 Jumper Set for 25 Hz Ring Frequency J1 1 Jumper Set for 25 Hz Ring Frequency Power Connectors to Main AC Power Supply J1 1 J12 Status Connector Jumper Loca tio ns Ring Ena b le Ju mpe r Must be Co nfig[...]

  • Página 49

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-41 Hardware Components 10BaseT T ransceiver Description Thi s trans ceive r is des igned to pr ovide Eth ernet 10base T s upport for the Pa thBui lder S24x, 26x, an d 27x switch. It ca n accommoda te dif ferent 10Base T configur ations through t he use r- selectable Sign al Qualit y Error (SQE) f[...]

  • Página 50

    1-42 About the PathBuilder S24x , 26x, and 27x swi tch Radio Frequency Interfer ence Regulations Radio Frequency Interference Regulations Introduct ion This sec tion explains t he radio f requency i nterference r egulati ons. FCC This equi pment ha s been tes ted and fo und to comply with t he limits for a Clas s A digita l devi ce, pursuan t to Pa[...]

  • Página 51

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-43 T elec ommunications Regulations T elecom munications Regulations In the Unit ed S ta tes , FCC r ule s P art 68 req u ire t hat t h e fol lowi ng us er in stru c tion s are provide d: The telep hone company has the right to ask you f or registratio n information abou t your equi pment that is[...]

  • Página 52

    1-44 About the PathBuilder S24x , 26x, and 27x swi tch T elec ommunications Regulations In Canada , the following equipment at tachment l imitations and information m ust be provided in the user instruct ions: Caution Users shou ld not atte mpt to make such c onnection thems elves, but shoul d contact th e appropri ate electric i nspection authorit[...]

  • Página 53

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-45 FCC and T e lephone Company Procedures a nd Requirements FCC and T elephone C ompany Procedures and Requireme nts Introduct ion The fo llowin g tables p rovide the i nformatio n that is nee ded for ordering telephone company n etwork connecti ons for the 3Com Pa thBuilder S24x, 26x, and 27x sw[...]

  • Página 54

    1-46 About the PathBuilder S24x , 26x, and 27x swi tch FCC Information FCC Information Customer-Provid ed T elephone Equipment FCC regulat ions a nd teleph one compan y procedur es proh ibit conn ection of customer -provided equipment t o telephon e company-provided coin service (c entral of fice-implemente d system s). Conne ction to p arty lines [...]

  • Página 55

    About the Pat hBuilder S24x , 26x, and 2 7x switch 1-47 FCC Information Regulations Concerning Electroma gnetic Radiation The Federa l Communications Commission ( FCC) of th e United St ates of America and the I ndustr y and Scie nce Canada (ISC) hav e publi shed regul atio ns that go vern the all owable li m its of emanation of radio freque ncy en[...]

  • Página 56

    1-48 About the PathBuilder S24x , 26x, and 27x swi tch FCC Information[...]

  • Página 57

    Preparation and Un packing 2-1 Chapter 2 Preparation and Unpacking Overview Introduct ion This chapter s umm arizes infor mation you need and activitie s you must complet e before i nstalling your PathBui lder S24x, 26x, and 2 7x switch s ystem. It desc ribes how to sele ct an o perating envir onment and how t o unpac k the enclosur e.[...]

  • Página 58

    2-2 Preparation and Unpacking Before Inst alling Your PathBuilder S24x, 26x, and 27x S witch Before Installing Y our PathBuilder S24x, 26x, and 27x Switch Introduct ion Before i nstalli ng your PathBuilde r S24x, 2 6x, and 27x swi t ch, be sure to c omplete the fo llow ing st eps: • V erify tha t the conf igura tion works heets are accur ate an d[...]

  • Página 59

    Preparation and Un packing 2-3 Before Inst alling Y our PathBuilde r S24x, 26 x, and 27x Swit ch Caution T o avoid overheati ng the unit’ s circuitr y , you shoul d never pl ace anything on to p of the uni t, wit hin one inch (2 .5 cm) of the venti lati on slo ts on the f ront panel, or wit hin 12 inches (30.5 cm) of the ba ck of the unit. Mise e[...]

  • Página 60

    2-4 Preparation and Unpacking Unpacking Unpacking Introduct ion The Path B uilder S24x, 26x, an d 27x sw it ch’ s printed ci rc uit car ds and ot her int ern al compone nts a re installed i n the enclo sur e b efore the uni t is shipped fr om t he fa ctory . In addit ion t o the encl osure and its compo nents, you may find wi thin the shippi ng c[...]

  • Página 61

    Preparation and Un packing 2-5 The PathBuilder S24x , 26x, an d 27x Switch R ackmount Kit The PathBuilder S24x, 26x, and 27x Switch Ra ckmount Kit Introduct ion Y ou can inst all the Pa thBuil der S24 x, 26x, and 27x switch in a standard Ele ctronic s Industr y Associ ation (EI A) 19-i nch eq uipment rac k. EIA Rackmount Kit The PathBuilder S24x, 2[...]

  • Página 62

    2-6 Preparation and Unpacking The PathBuilder S24x, 26x, and 27x Switch Rack mount Kit Rackmount Kit Parts Figure 2-1 shows the component s of the rackmount ki t. Figure 2-1. The PathBuilder S24x, 26x, and 27x S witch Rackmount Kit Placement Considerations Con sider the foll owing i ssues when i nstalling your PathBuilde r S24x, 2 6x, and 27 x swit[...]

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    Preparation and Un packing 2-7 The PathBuilder S24x , 26x, an d 27x Switch R ackmount Kit[...]

  • Página 64

    2-8 Preparation and Unpacking Installing the PathBuilder S 24x, 26x, a nd 27x Swit ch in a n Equipment Rack Installing the PathBuilder S24x, 26x, and 27x Switch in an Equipme nt Rack How to.. . Follow th ese steps to ins tall th e PathBuilder S24x , 26x, and 27x switch in an equipment rack: Step Action Description 1 Remove the pl astic pedesta l ba[...]

  • Página 65

    Preparation and Un packing 2-9 Installing the P athBuilder S24x, 26x, and 27 x Switch in an Equipment Rack 6 Remove the l ong (#6) screws. Then, slid e the PathBuilder S24x, 26x, and 27x s witch flush agai nst the rear flan ge of the Moun ting Shel f an d r ein sert th e sc re ws through t he flange and int o the unit ’ s ca se. The PathBuilde r [...]

  • Página 66

    2-10 Preparation and Unpacking Installing the PathBuilder S 24x, 26x, a nd 27x Swit ch in a n Equipment Rack Removing the Pedestal Base Figure 2-2 shows how t o remove the pedest al bas e from the P athBuil der S24x, 26 x, and 27x swi tch. Figure 2-2. Pedestal Base Removal of the PathBuilder S24x, 26x, and 27x Switch Remove the pedestal base by rem[...]

  • Página 67

    Preparation and Un packing 2-1 1 Installing the P athBuilder S24x, 26x, and 27 x Switch in an Equipment Rack Steps for Rackmount Assembly Figure 2-3 shows the steps for rack mount ass embly . Figure 2-3. PathBuilde r S24x, 26x, and 27x Switch Rackmount Assem- bly 10-32 x .38 Screws Insert the Mountin g Sh elf in th e desired location and secure it [...]

  • Página 68

    2-12 Preparation and Unpacking Installing the PathBuilder S 24x, 26x, a nd 27x Swit ch in a n Equipment Rack Install ing the Pat hBuilder S24x, 26x, and 27x Switch Figure 2-4 shows the i nstallat ion of the P athBuilder S24x, 26x, and 2 7x switch i n the rackmo unt assembl y . Figure 2-4. Installi ng the PathBuil der S24x, 26x, and 27x Switch in Ra[...]

  • Página 69

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-1 Chapter 3 PathBuilder S24x, 26x, and 27x Switch Hardware Installatio n Overview Introduct ion This chap ter contains pr ocedur es for in stalling PathBu ilder S24x , 26x, and 27x switc h har dwar e c ompon ents . The foll owing warnings and c autions a pply to all proc edures des cri[...]

  • Página 70

    3-2 P athBuil der S24x, 26x, and 27x Swi tch Hardwar e Install ation A vertissement Seules de s pers onnes qual ifiées peuvent mettre en prati que les procédur es décrit es dans cette se ction. Dans le ca s contr aire, de s risques de ble ssures ou d’endomma gement du mat ériel so nt possibles, ce qui pou rrait a nnuler votre garanti e et v o[...]

  • Página 71

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-3 Setting DI P Switc hes Setting DIP Switches Introduct ion This se cti on explains how t o s et th e DIP switches for t he motherboard and the Serial Data Board (SDB) card. Motherboard Components Figur e 3-1 is a n illust ration of the P athBuilder S24x, 26x, and 27x switch motherboa [...]

  • Página 72

    3-4 P athBuil der S24x, 26x, and 27x Swi tch Hardwar e Install ation Installing the DSU DIM Installing the DSU DIM Introduct ion Y ou can inst all up to two DSUs for each Path Builder S24x, 26x, an d 27x switch platfo rm using both Ports 1 and 2. DSU DIM Example Figur e 3-2 shows how to inst all the DSU DI M. Figure 3-2. DSU DIM Installat ion DSU D[...]

  • Página 73

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-5 Installing the DSU DIM Install t he DSU DIM Perform thes e steps t o install the DSU DIM: Caution Be sure t hat th e telepho ne company plug is di sconne cted befo re you disconnect the EIM from the PathBuild er S24x, 26x, a nd 27x switch. Also, do not connect the telepho ne company [...]

  • Página 74

    3-6 P athBuil der S24x, 26x, and 27x Swi tch Hardwar e Install ation Installing the DSU DIM Switch Blocks 1 and 2 The PathBui lder S24x, 26x, and 2 7x switch Integr al DSU opt ion requires th at you set the same switches in t he swi tch blocks as you d o for the V .35, V .36, and X.21 interf aces. These ar e the s witch set tings for the motherboar[...]

  • Página 75

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-7 Configuring the PathBuilder S24x, 26x, a nd 27x Switch for DSU Operation Configuring the PathBuilder S24x, 26x, and 27x Switch for DSU Operation Configurati on Procedure Perf orm these s teps from the CTP to configure the PathBuilder S24x, 26x, and 27x switc h for DSU op erati on: St[...]

  • Página 76

    3-8 P athBuil der S24x, 26x, and 27x Swi tch Hardwar e Install ation DSU Input and Output Signaling DSU Input and Output Signaling Introduct ion Input and ou tpu t signa ling in form ation is usefu l as a debuggin g too l and rep laces t he EIA summary i nformat ion assoc i ated with other DIM types . Input Signals This table describes the i nput s[...]

  • Página 77

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-9 DSU Input and Output Signaling Y ou can view these signals using t he contro l terminal Monito r menu i tem on the Main menu. Other Reporting Difference s Other di f ferences in con trol ter minal o utput are: • Detaile d Port Statistics — show DSU input and out put sign aling as[...]

  • Página 78

    3-10 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n DSU Input and Output Signaling Control T er minal Loopback Options These are the c ontrol terminal loopback o ptions. DSU Interna l Loopback This loopb ack mode d oes not aff ect the e xternal inte rface but i t does lo op the local tran smit data back to the rece ive data with[...]

  • Página 79

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3-1 1 Tr oubleshooting DSU Installation T roubleshooting DSU Installation Introduct ion Some pot ential DSU i nstall ation problems are: • Improp er port c onnecti on of the EIM. • Improp er te lephone company i nterfac e connection. • The DSU DIM is no t connecte d in DTE confi gu[...]

  • Página 80

    3-12 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing DIMs Installing DIMs Introduct ion There ar e two Dat a Interf ace Modules (DIMs) on both the Pa thBuilder S24x, 26x , and 27x swi t ch motherboard. Ea ch DIM is a 64-pi n, dual in- line mo dule that can be reposit ioned so t hat Port s 1 or 2 act as eithe r DCE or D[...]

  • Página 81

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 13 Installing DIMs Installing a DIM T o in sta ll the DIM , i nsert it in to the des ired D TE or DCE lo cat ion. Be su re the pins are sea ted fi rmly in th e sockets and are not bent. Caution Some compo nents used in the Pa thBuilder S24x, 26x, an d 27x switc h are sens itive t o st[...]

  • Página 82

    3-14 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing SIMMs Installing SIMMs Introduct ion This sec tion explains ho w to ins tall di ffe r ent types of SI MMs on the mot herboard. • DRAM: There are t wo types of DRAM: - Global DRAM: This i s memory that is accessibl e by all t he boards in the PathBuil der S24x, 26x,[...]

  • Página 83

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 15 Inst alling SIM Ms SIMM Location Figure 3-5 s hows the location of the Single In-line Memor y Module ( SIMM) slo ts on the Path Builder S24x, 26x, an d 27x switch mothe rboard. Figure 3- 5. Inst alling SI MMs Installing a SIMM Perform t hese s teps to i nstall t he SIMM: Removing a[...]

  • Página 84

    3-16 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing I/O Car ds Installing I/O Cards Introduct ion These Pat hBuilder S24x, 26x, a nd 27x swi tch I/O ca rds are i nstalled into slots 1 thro ugh 8: • Serial Data Board (SDB) • BRI •H u b The Modem card can only be insta lled int o slot 1. Install ing an I/O Card Pe[...]

  • Página 85

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 17 Installing a T1 or E1 Dual Po rt Digital PBX Interface Ca rd Installing a T1 or E1 Dual Port Digita l PBX Interface Card Introduct ion This secti on provi des inst alla tio n inst ruct ions fo r the T1 or E1 d ua l port dig ital PBX interf ace card for the PathBuil der S24x, 26x, a[...]

  • Página 86

    3-18 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing a T1 or E1 Dual Port Digital PB X Interface Card Step Action 1 Place the inte rface car d on an antistat ic mat. 2 Set the I /O base addr ess for the ca rd usin g the DIP swi tches at SW1. 3 Power down the PathBuild er S200 ser ies switch by unplugging the AC power p[...]

  • Página 87

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 19 Installing a T1 or E1 Dual Po rt Digital PBX Interface Ca rd Installing the T1/CSU Daughter Card Introduct ion This sec tion explains ho w to ins tall a T1 /CSU Daught er Card onto a T1 Dual Port Card. When in stalli ng the T1/CSU card be certain t hat the T1 Dual Port car d is not[...]

  • Página 88

    3-20 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing a T1 or E1 Dual Port Digital PB X Interface Card Install ation Procedure Foll ow these steps to install the T1/ CSU Daughte r card. Step Action 1 Power down the PathBuild er S200 ser ies switch by unplugging the AC power plug. 2 Remo v e the c ables from the r ea r o[...]

  • Página 89

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 21 Installing a T1 or E1 Dual Po rt Digital PBX Interface Ca rd Figure 3-6. Inst al ling T1/CSU Daughter Cards Remove Jumpe r from Socke t 1 Carefully instal l Daught ercard Pins into T1 Dual Port Interface Connector . 2[...]

  • Página 90

    3-22 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Cabling the P athBuilder S24x , 26x, and 27x S witch Cabling the PathBuilder S24x, 26x, and 27x Switch Introduct ion This section de scribes the con nections for : • Contr ol T ermina l Port (CTP) • I/O Int erface cards • Network Manag er •L A N • An extern al power s[...]

  • Página 91

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 23 Installing the Transceive r Installing the T ransceiver Introduct ion The tra nsceiv er mounts to the DB-15 AUI c onnector of th e Ethernet LAN ca rd or to the DB-15 AUI con nector on the bac k panel . The Thin- Net BNC connect or pro vides subseque nt interface to t he coaxial net[...]

  • Página 92

    3-24 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Power-Up Diagnostics/V e rifica tion Power-Up Diagnostics/V erification Introduct ion Diagnost ics run when a node i s powered up. Basic tests ar e run from PROM and more exte nsive diagnos tics are run during st artup. If the node dete cts a lack of software , it sends a messa[...]

  • Página 93

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 25 Power-Up Dia gnostics/V e rification Default Nod e Command A defa ult nod e comman d is th e sa me as a war mst art, ex cep t it i s only initi ated b y th e operato r . The Current conf igura tion bank i n nonvolat ile CMEM memory is erase d and repl aced by the syste m defaul t c[...]

  • Página 94

    3-26 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Installing Software Options Installing Software Options Introduct ion The PathBui l der S24x, 26x, and 2 7x switch contains al l the so ftware options availa ble fo r the curr ent release of the produ ct. In some cases, t he option s have alread y been en abled. Ho wever , in o[...]

  • Página 95

    PathBuilder S24x , 26x, and 27x Switch Hardware Installat ion 3- 27 Full Mesh Cluster Cabling Full Mesh Cluster Cabling Introduct ion This sec tion explains s ome of th e important points to keep in mind whe n using your PathBuil der S24x, 26x, and 27x s witches in a ful l mesh cluster c onfigurat ion. Usage A full mes h appli cation us es standa r[...]

  • Página 96

    3-28 PathBui lder S2 4x, 26x , and 27x S witch Hard ware Inst allatio n Full Mesh Cluster Cabling Mesh Diagram Figure 3-8 shows how a full mesh a pplicati on is cabl ed. Figure 3-8. Mesh Diagram Port 1 (T) PB S200 (Rear V iew ) T =DTE Po rt C=DCE Port Port 2 (T) Po rt 3 (T) Port 1 (C) Port 2 (C) Po rt 3 (T) Port 1 (C) Port 2 (C) Po rt 3 (T) Port 1 [...]

  • Página 97

    Maintenance 4-1 Chapter 4 Maintenance Overview Introduct ion This chap ter contains pr ocedur es to remov e /replace the P athBuil der S24x, 26 x, and 27x switc h componen t s. Wa r n i n g Only tra ined, quali fied technici ans shoul d perform procedur es outli ned in t his manual. 3Com Pa thBuilder S200 serie s switch da ughterca rds and DIMs ar [...]

  • Página 98

    4-2 Maintenance Vo r s i c h t Einige i m PathBuil der S24x, 26 x, and 27x s witch verwendete n Komponenten sollte n keinen e l ektrostatis chen Entla dungen a usgesetzt werden, dur ch die interne Bauteile beschädi gt wer den kön nen. W enden S ie di e ents pre chende n Maßnahmen zur Er dung und zum S chutz v or stati schen Ladung en bei der Han[...]

  • Página 99

    Maintenance 4- 3 Removing/Replacing Top Cover Removing/Replacing T op Cover Introduct ion Y ou must remove t he top cover to a ccess the motherb oard an d all I/ O cards, the power supp ly , and the fan. Removing the Cover Perform t hese s teps to r emove the to p cover of the Pat hBuilder S24x, 26x, a nd 27x switc h: Step Action 1 V e rify th at t[...]

  • Página 100

    4-4 Maintenance Removing/Replac ing T op Cover Example Figur e 4-1 shows an example of removi ng the top c over of the Path B uilder S24x, 26x, and 27x switch. Figure 4-1. Removing the T op Cover Replace the Cover T o replace the t op cover , reverse the steps just det ailed in “Removing the Cover.” Remove six screws. Pull cover 1/4- in. toward[...]

  • Página 101

    Maintenance 4- 5 Removing/Replacing Front Panel Cover Removing/Replacing Front Panel Cover Introduct ion This sec tion describes how to remove the front panel cover . The auxili ary fan is attach ed to the fron t pane l cover . Remove the Front Panel Cover Perform thes e steps to remove the front panel cover: Step Action 1 V e rify th at th e powe [...]

  • Página 102

    4-6 Maintenance Removing/Replacing Front Panel Cove r Example Figure 4-2 shows an e xample of disconnec ting the front panel cove r . Figure 4-2. Removing the Front Panel Cover Thumb screw LED Display Car d Auxil iary Fan Front Panel C over Ribb on Ca ble[...]

  • Página 103

    Maintenance 4- 7 Removing/Replacing Power Supply Removing/Replacing Power Supply Introduct ion This sec tion describes how to remove the power supply . Remove the Power Supply Perf orm these s t eps to remove the power suppl y: Replace the Power Supply T o repl ace th e power suppl y , reverse t he steps just de tailed i n “Remove the Power Suppl[...]

  • Página 104

    4-8 Maintenance Removing/Replacing Power Supply Example Figure 4- 3 shows an example of removing t he power supply . Figure 4-3. Removing the Power Supply Remo ve the Four Holding S crews on the Re ar Panel Suppor t Bar DC Power Supply Power Supp ly Cabl es (P1/P2) Remove the T wo H olding Screws on Inside and Slide Power Supply Out Negative Wi r e[...]

  • Página 105

    Maintenance 4- 9 Removing/Replacing P athBuilder S2 4x, 26x, and 2 7x Switch Card s Removing/Replacing PathBuilder S24x, 26x, a nd 27x Switch Cards Introduct ion This sec tion describes how to remove the PathBuilder S 24x, 26x, a nd 27x switc h cards. The I/ O cards are loca ted in se ven full-size and o ne half-size s lots on t he motherboa rd. Re[...]

  • Página 106

    4-10 Maintenance Removing/Replac ing PathBuilde r S24x, 26x, a nd 27x Switch Ca rds Example Figure 4-4 shows an e xample of removing t he suppo rt bar . Figure 4-4. Removing the Support Bar Support Latch Bar T u rn latch 1/4 turn . ®[...]

  • Página 107

    Maintenance 4-1 1 Removing/Replacing P athBuilder S2 4x, 26x, and 2 7x Switch Card s Example Figur e 4-5 shows an example of removi ng an expans ion card. Figure 4-5. Removing an Expansion Card Replacing a Card T o repla ce an expan sion car d, rever se the ste ps just deta iled i n “Removing a n Expan - sion Card .” When replacing c ards, be s[...]

  • Página 108

    4-12 Maintenance Replacing PathBuilder S24x, 26x, and 27x Switch Motherboar d Replacing PathBuilder S24x, 26x, and 27x Switch Mothe rboard Introduct ion Y ou must fi rst rem ove al l the exp ansion cards in orde r to gain access to th e motherboa rd. Removing the Motherboard Pe rform thes e ste ps to remove the moth erboard: Step Action 1 V erify t[...]

  • Página 109

    Maintenance 4-13 Replacing P athBuilder S24x, 26x, and 27x S witch Motherboard Example Figur e 4-6 shows an example of removi ng the mother board . Figure 4-6. Removing the Motherboard Install the Motherboard T o r eplace th e motherboard, reve rse the s teps jus t detailed in “ Removing t he Mothe rboard .” Remove screws. Swing mot h erboar d [...]

  • Página 110

    4-14 Maintenance Removing/Replacing the Lithium Battery Removing/Replacing the Lithium Battery Introduct ion The 3-vol t lithium battery on the CMEM car d maintai ns the node ’ s configurati on memory in the ev ent o f a powe r f ailur e. Wa r n i n g Only qual ified service personnel should perform th e procedure desc ribed in t his sectio n. Us[...]

  • Página 111

    Maintenance 4-15 Removing/Replacing the Lithium Battery Example Figur e 4-7 shows an example of removi ng the lit hium batt ery . Figure 4-7. Removing the Li thium Battery[...]

  • Página 112

    4-16 Maintenance Removing/Replacing the Lithium Battery[...]

  • Página 113

    Channelized Data 5-1 Chapter 5 Channelized Data Overview What Is It? The Channelized Data option provid es an alt ernative to using Serial Data Boa rds (SDB) to con cent rate d ata tra ffic fro m remot e node s atta ched to the PathB uild er S24x, 26x, an d 27x switch throu gh a multiplexer . Using one T 1 or E1 card install ed in a Pat hBuilder S [...]

  • Página 114

    5-2 Channelized Data Application Example Application Example Overview Figur e 5-1 shows a typical Channel ized Data application wher e multipl e remote LAN sites f eed into a cluster of Pat hBuilder S24x, 26x, and 27x switch Regio nal Concentr ators . The PathBuil der S24x, 26x, and 27x switch cluster concentr ates the traf fic and pass es it on t [...]

  • Página 115

    Channelized Data 5-3 Configuring Channelized Data Configuring Channelized Data Overview Befor e you can use the Channeliz ed Data option on your PathBuilder S24x, 26x, and 27x switc h, you must configur e the node for Chan nelized Da ta operation. Thi s sectio n describes how to set up your PathBui lder S24x, 26x, and 27x switch f or Channeli zed D[...]

  • Página 116

    5-4 Channelized Data Configuring Channelized Data[...]

  • Página 117

    Channelized Data 5-5 Configuring Channelized Data Configuri ng T1 and E1 Physical Ports Introduct ion Y ou have to co nfigure t he physi cal port s for th e T1/E1 connections between the remote nodes and the PathBuilder S2 4x, 26x, a nd 27x switc h. T1/E1 physi cal ports are configured as p orts 49 and 50 on the Path Builder S24x, 26x, and 27x swi [...]

  • Página 118

    5-6 Channelized Data Configuring Channelized Data Port Record Figure 5-2 shows the naviga tional path to the T1 a nd E1 config uration paramete rs. ‘ Figure 5-2. Example of the Port Record for the Physical Port for T1 and E1 Connections Node: nodename Address: (blank) Date: ___________Time:__________ Menu: Configure Path: (Main.6) 1. Node 2. Port[...]

  • Página 119

    Channelized Data 5-7 Configuring Channelized Data T1 Port Parameters Overview This section de scribes the T1 p ort parameters in de tail. Configurati on Guidelines Con figure a T1 P ort b efore c onfigu ring a V irtual P ort Mappin g Record, which m aps a log ical ti m eslot channel (a virt ual port) to t hat port. Port Record Parameters The follow[...]

  • Página 120

    5-8 Channelized Data Configuring Channelized Data Descript ion: Selec ts typ e of zero s uppressi on used on the T1 li nk. • B8ZS: Consecu tive 8 zero suppr essio n (clear channel) • B7ZS: Stuf fing: (56k x N) • AM I: Alter nate ma rk inv e rsion (user eq uipme nt mus t mainta in dens it y) Line Coding T ype (contin ued) T ransmit Clock Range[...]

  • Página 121

    Channelized Data 5-9 Configuring Channelized Data Threshold V alue LES Range: 1 to 255 Default: 10 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the thre shold value for Line Error Seconds, which are seconds in which one or more li ne code vi olation[...]

  • Página 122

    5-10 Channelized Data Configuring Channelized Data Threshold V alue-ES Range: 1 to 255 Default: 10 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the th reshold v alue for Err or Seco nds, whic h have: • one or mo re path co de violations • one or[...]

  • Página 123

    Channelized Data 5-1 1 Configuring Channelized Data Threshold V alue-SES Range: 1 to 255 Default: 10 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the th reshold v alue for Seve rely Erro r Seconds. Severely Errored Seconds f or ESF si gnals have: ?[...]

  • Página 124

    5-12 Channelized Data Configuring Channelized Data Threshold V alue UAS Range: 1 to 255 Default: 1 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the thre sho ld value for Unava il abl e Se con ds. The DS1 interfa ce i s unavaila ble from the onse t o[...]

  • Página 125

    Channelized Data 5-13 Configuring Channelized Data E1 Port Parameters Introduct ion This sect io n des cribes the E1 port pa ra me te rs i n det ai l. The E1 Por t Rec ord cont ai ns parame ter va lues t hat you us e to define op erating characterist ics for an E1 d ual por t digita l interface ca rd. Configurati on Guidelines Con figure an E1 port[...]

  • Página 126

    5-14 Channelized Data Configuring Channelized Data Line Impedance Range: 75, 120 Ω Default: 120 Ω Descript ion: Define s the li ne impeda nce as 75 Ω or 120 Ω T ransmit Clock Range: INT , REC Default: INT Desc rip ti on: Sele cts t h e so ur ce o f tra n smit c loc k . • INT : From Internal Oscillat or • REC: T ransmit Clock is derive d[...]

  • Página 127

    Channelized Data 5-15 Configuring Channelized Data Threshold V alue-CSS Range: 1 to 255 Default: 10 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the thre shold value for Controlle d Slip Seconds, whic h are one- second int e rvals contai ning on e o[...]

  • Página 128

    5-16 Channelized Data Configuring Channelized Data Threshold V alue-SES Range: 1 to 255 Default: 10 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the th reshold v alue for Seve rely Erro r Seconds. Severely Errored Seconds f or ESF si gnals have: •[...]

  • Página 129

    Channelized Data 5-17 Configuring Channelized Data Threshold V alue UAS Range: 1 to 255 Default: 1 Descript ion: Specif ies the number of errors t hat must oc cur withi n a fixed 15- minute window before an al arm is d eclared. This is based on the thre sho ld value for Unava il abl e Se con ds. The DS1 interfa ce i s unavaila ble from the onse t o[...]

  • Página 130

    5-18 Channelized Data Configuring Channelized Data Configurin g V irtual Po rts on the PathBuil der S24x, 26x, and 27x S witch Introduct ion Y ou have to co nfigure a virtual port for each co nnection b etween the remote nodes and the Pa thBuil der S24 x, 26x, and 27x switch. How to.. . Follow th ese steps to conf igure virtual ports be tween the r[...]

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    Channelized Data 5-19 Configuring Channelized Data V irtual Port Record Figure 5-3 shows how t o navigate the CTP hi erarchy to the Port reco rd. The Po rt Numb er and Po rt T yp e parame ters ar e alwa ys th e fi rst two param eter s that ap pear in the Port record. Figure 5- 3. Port Configurati on for Channel ized Data Option Node: nodename Addre[...]

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    5-20 Channelized Data Configuring Channelized Data Configuri ng Virt ual Port Mapping T able Introduct ion A T1 or E1 digital port compr ises multiple logi cal data channel s. These ch annels, known as vir tual ports, are not associ ated with a ny physi cal sl ot number and have no physical I/O of t heir own. Before Y ou Begin Obt ain the timeslo t[...]

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    Channelized Data 5-21 Configuring Channelized Data Configuring the V irtual Mapping T able Perform t his proce dure to configur e the V irtual Port Mapping T able. Virtua l P o rt Mapping T able Parameters This sectio n des cribe s para meters for th e V irtu al Po rt Mapp i ng T able . Step Action Result 1 From the CTP Main menu, select Configure [...]

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    5-22 Channelized Data Configuring Channelized Data Ti me S l o ts Range: 1 to 31 Default: 1 Descript ion: Each t ime slot pr ovides a 64k channe l to pass traf fic. Speci fy the time s lot assi gnment for the logic al cha nnel: • 1 to 24 for T1 port t ype • 1 to 31 for E1 port type; 16 is not allowed Boot T ype: Changes to this param eter requ [...]

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    Cables A-1 Appendix A Cables Overview Introduct ion The tabl es in this append ix des cribe the pinouts f or ports on the P athBuil der S24x, 26x, and 27x switch. Cable pino uts fo r Etherne t and LAN ca bles are also p rovided. The foll owing table shows EI A 232-D signa ls with V .24 DIMs on the moth erboard and SDB card s. EIA 232-D Signals (Mot[...]

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    A-2 Ca bles The foll owing table shows V .35/V .36 signal s with V .35/V .36 DIMs o n the motherboa rd. V.35/V.36 (Mothe rboard) Pin DCE Position Funct ion/ Signal Name Pin DTE Position Function / Signal Name 1 - ------ ----- --- SHI ELD/F RAM E GROUND 1 ------- ---- ---- SHI ELD /FRAM E GROUND 2 <-------------- TRANSMITTED DA T A A 2 ----------[...]

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    Cables A-3 The follo wing table shows V .35/V .36 signals wi th V .35/V .36 DIMs on the SDB card. V.35/V.36 (SDB) Pin DCE Position Funct ion/ Signal Name Pin DTE Position Functi on/Si gnal Name 1 - ------ ----- --- SHI ELD/F RAM E GROUND 1 ------- ---- ---- SHI ELD /FRAM E GROUND 2 <-------------- TRANSMITTED DA T A A 2 --------------> TRANSM[...]

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    A-4 Ca bles The foll owing table shows V .1 1 signals with V .1 1 DIMs on the mother board. V1 1 Signals (Motherboar d) Pin DCE Position V .1 1 Function/ Signal Name Pin DTE Position Function / Signal Name 1 ----- ---- ------ SHIEL D/ FRAME GROUND 1 - ------ ---- ---- SHI ELD / FRAME GROUND 2 <-------------- T (A) TRANSMIT DA T A A 2 -----------[...]

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    Cables A-5 The foll owing table shows V .1 1 signals with V .1 1 DIMs on the SDB card . V1 1 Signals (SDB) Pin DCE Position V .1 1 Function/ Signal Name Pin DTE Position Function / Signal Name 1 ----- ---- ------ SHIEL D/ FRAME GROUND 1 - ------ ---- ---- SHI ELD / FRAME GROUND 2 <-------------- T (A) TRANSMIT DA T A A 2 -------------> TRANSM[...]

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    A-6 Ca bles Ethernet Cable Pinouts Ethernet C able Pinout s Introduct ion This cabl e may have a m aximum length of up to 100m and must conf orm to the 802.3 10Bas eT speci fica tion, with a nominal impedan ce of 1 00 ohms. Ca tegory 3, 4, or 5 cabl e may be u sed. Categor y 4 or 5 is prefe rred. Additional Info rmatio n Refe r to ANS I /TIA /EIA 5[...]

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    Cables A-7 Ethernet Cable Pinouts 12 Receiv e- 13 +12V 14 Sh ield Pin Signal[...]

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    A-8 Ca bles Ethernet Cable Pinouts[...]

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    PathBuilder S24x, 26x , and 27x Switch Specifications B-1 Appendix B PathBuild e r S24x, 26x, and 27x Switc h Specifications Overview The fo llowing se ctions list t he physical, electri cal, and environm enta l spec ificati ons for the PathBuilder S24x, 2 6x, and 27 x switch. Physical Specificat ions Height: 17.8 in. (45. 3 cm) W idth: 10.0 i n. ([...]

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    B-2 PathBuilder S2 4x, 26x, and 27x S witch S pecifications[...]

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    PathBui lder S24x, 26x, and 27x Swi tch Error C odes C-1 Appendix C PathBuilde r S24x, 26 x, and 27x Switch Err or Code s Overview Numeric LED Display The 2- characte r numeric LED dis play provi des sy stem dia gnostic c odes to assist in trouble shooti ng. When t he Serv ice LED is ON, a 2 -digit c ode on the numeric LED display corresponds to a [...]

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    C-2 PathBui lder S24x, 2 6x, and 27x Swit ch Erro r Codes Note During a wa rm start, display sequenci ng sta rts with the “L2” cod e. 48 OFF ON FLASH write fa ilure 49 OFF ON Read error on Port 6 60 OFF ON Local DRAM exhaus ted 8.8. ON OFF PBIST (~ 3 seconds) (Blank) OFF OFF PBIST lamp-of f test (~.5 seco nds) L0 OFF OFF Load Phase 0—PROM IPL[...]

  • Página 147

    T echnical Support D-1 Appendix D T echnical Support 3Com prov ides easy access to techni cal s upport in formation throug h a variety of serv ices. This appendix desc ribes the se services. Info rmat io n cont ained in this appe ndix is correct a t time of publicati on. For the very latest , 3Com rec ommends tha t you acce ss the 3Com Corporati on[...]

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    D-2 T echnical Supp ort 3Com Bulletin Board Service The 3Com BBS cont ains patc hes, software, and dri v ers for 3Com product s. This servic e is avail able th rough analog modem or di gital modem (ISDN) 24 hours a day , 7 days a we ek. Access by Analog Modem T o reach th e service by modem, se t your modem to 8 data bits, no parit y , and 1 stop b[...]

  • Página 149

    T echnical Support D-3 If you are unable to contact y our n etwork su pplier , see the following sec tion on how to conta ct 3Com. Support from 3Com If you ar e unabl e to obta in ass istan ce from the 3Com onli ne techni cal re sources o r from your network suppli er , 3Com off ers technical telephone support servic es. T o find out more abo ut yo[...]

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    D-4 T echnical Supp ort Retur ning Products for Repair Before y ou send a produc t dir ectly t o 3C om for repai r , you must firs t obt ain a Return Materials Au thorizat ion (RMA) number . Products se nt to 3Com wit hout RMA numbers will be r eturn ed to the s ender unopened, at the sender ’ s expense. T o obtain a n RM A number , call or fax: [...]

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    Index Index-1 Numerics 10 Base 2 Tr ansceiver 1- 9 10 Base T Tr ansceiver 1-41 3Com bull etin boa rd service (3Com BBS) D-2 3Com URL D-1 3ComFacts D- 2 -48V Ringer /Power Suppl y Card and En closure cables req uired 1-39 descri ption 1-38 example of (figur e) 1-38 jumpers defini tions 1-38 instal ling 1-38 locati ons 1-38 A Alarms Channeli zed Data[...]

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    Index-2 cables req uired 1-26 descri ption 1-10 , 1-26 example of (figur e) 1-27 functi ons provided 1-2 6 jumpers default s 1-29 defini tions 1-29 for UK and Ge rmany two- wire complex impeda nce 1-30 instal ling 1-31 locati ons 1-31 DSPM/FXS Card cables req uired 1-32 descri ption 1-32 example of (figur e) 1-33 , 1-36 functi ons provided 1-9 , 1-[...]

  • Página 153

    Index-3 transc eiver 3-23 Instal ling T1 du al por t di gita l P BX i nterf ace c ard 3- 17 INT provi ding cloc k to the network 3-7 J Jump ers on -48V ri nger/power suppl y card defini tions 1-38 instal ling 1-38 locati ons 1-38 on DSPM/E&M car d default s 1-29 defini tions 1-29 for UK c omplex and t wo-wire Germany complex i mpedance 1-30 ins[...]

  • Página 154

    Index-4 Power S upply 1-11 removing/ replaci ng 4- 7 R Rack-Mount configu ration 1-8 instal lation 2-5 , 2-8 parts 2-6 Radio Fre quency Interfer ence Regula tions 1-42 RAM 1-12 instal lation 3-1 4 Regional Concentrat or Example 1-4 Removing Pede stal B ase 2- 10 SIMMs 3-15 Removing /Replacing cover 4-3 Front Pan el Cover 4-5 Lithium Battery 4-14 Pa[...]

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    Index-5 disabli ng 5-18 W Warm Rest ar t 3-2 4 World Wide Web (WW W) D-1[...]

  • Página 156

    Index-6[...]