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Nortel Networks CG030601 manual

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Table of contents for the manual

  • Page 1

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 1 of 14 Introduction to Frame Relay Frame relay is a high-speed, packet-switchi ng WAN protocol that connects geographically dispersed LANs. A public netw ork provider usually offers frame relay. However, priva[...]

  • Page 2

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 2 of 14 Command/response bit (C/R) ITU-T (formerly CCITT) standards do not use this bit. Forward explicit congestion notificati on (F ECN) and backward explicit congestion notification (BECN) The FECN and BECN [...]

  • Page 3

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 3 of 14 Address resolution for PVCs Address resolution for PVCs maps a rem ote ne twork address such as an IP address to a local DLCI number. IP uses the Address Resolution Protocol (ARP). ARP dynamically gener[...]

  • Page 4

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 4 of 14 Congestion control Network congestion can degrade network perf ormance. Congestion occurs when a node receives more frames than it can process, or sends m ore frames than the transmission line can handl[...]

  • Page 5

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 5 of 14 Configuring Frame Relay on CES Configuring frame relay on the CES can be accomplished through the command line interface (CLI) or through the W eb GUI. To enable Frame Relay through the CLI 1. To config[...]

  • Page 6

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 6 of 14 Enabling Frame Relay using Web interface 1. Click System->Wan to b ring up the following screen: Figure 2 WAN Interface list screen 2. In the Select column, click the radio button beside the Interfac[...]

  • Page 7

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 7 of 14 Figure 3 Configure WAN Interface 4. Enter the description and circuit numbe r. The circuit number is only relevant for administration purposes only. (Not used by system for identification of circuit.) 5[...]

  • Page 8

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 8 of 14 • ANSI T1.617D provides user-side management services as specified in A nnex-D to ANSI standard T1.617-1991. This is the default value. • CCITT Annex A provides user-side management se rvices as spe[...]

  • Page 9

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 9 of 14 a full enquiry interval of 6, the CES transmits a full status inquiry every 60 seconds. W ith a polling interval of 20 and a full enquiry inte rval of 30, the CES transmits a full status inquiry every 1[...]

  • Page 10

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 10 of 14 Configuring Frame Relay virtual circuits You can configure one network/virtual ci rcuit for each Frame Relay DLCI. Using CLI to configure Follow these steps to configure a fra me relay virtual circuit:[...]

  • Page 11

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 11 of 14 5. Define the DLCI number for this virtual circuit. CES(config-subif)#dlci <integer> <integer> is the DLCI number for this conne ction, from 16 – 991. Example: CES(config-subif)# dlci 100[...]

  • Page 12

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 12 of 14 Using the Web interface to c onfigure To configure virtual circuits throug h the Web interface, follow these steps: 1. Go to the Frame Relay Interface screen, shown in Figure 4. 2. To bring up the Virt[...]

  • Page 13

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 13 of 14 Figure 6 Add Virtual Circuit Screen 4. In the VC field, type the virtual circuit number. 5. In the Description field, enter a description of the virtual circuit. 6. From the State menu, select whether [...]

  • Page 14

    Configuration Guide Contivity Secure IP Services Gateway Frame Relay on Contivity S ecure IP Services Gateway CG030601 2.00 July 2003 Page: 14 of 14 Copyright 2003, Nortel Networks. All rig hts reserved. *Nortel Networks, the Nortel Networks l ogo, the Globemark, Unified Netw orks, and Contivity are trademarks of Nortel Networks. Information in thi[...]