Manual

Nortel Secure Router 8000 Series
Configuration -WAN Access
Contents
7 LAPB and X.25 configuration.................................................................................... 7-1
7.1 Introduction..................................................................................................................................................7-3
7.1.1 X.25.....................................................................................................................................................7-3
7.1.2 X.25 Principle..................................................................................................................................... 7-4
7.1.3 LAPB.................................................................................................................................................. 7-5
7.1.4 X.25 switching function......................................................................................................................7-6
7.1.5 X.25 load balancing............................................................................................................................ 7-6
7.1.6 XOT.....................................................................................................................................................7-8
7.2 LAPB configuration..................................................................................................................................... 7-9
7.2.1 Establishing the configuration task.....................................................................................................7-9
7.2.2 Configuring the link layer protocol of an interface as LAPB ............................................................ 7-10
7.2.3 Configuring LAPB parameters......................................................................................................... 7-10
7.2.4 Checking the configuration...............................................................................................................7-12
7.3 Configuring an X.25 interface....................................................................................................................7-12
7.3.1 Establishing the configuration task...................................................................................................7-12
7.3.2 Configuring X.25 attributes..............................................................................................................7-13
7.3.3 Configuring X.25 interface supplementary parameter......................................................................7-18
7.3.4 Configuring an X.25 sub-interface................................................................................................... 7-21
7.3.5 Checking the configuration...............................................................................................................7-22
7.4 Configuring X.25 datagram transmission....................................................................................................7-22
7.4.1 Establishing the configuration tTask.................................................................................................7-22
7.4.2 Configuring X.25 datagram transmission.........................................................................................7-23
7.4.3 Configuring supplementary parameters of X.25 datagram Transmission ........................................ 7-25
7.4.4 Configuring X.25 switching..............................................................................................................7-29
7.4.5 Checking the configuration...............................................................................................................7-30
7.5 Configuring load balancing........................................................................................................................7-31
7.5.1 Establishing the configuration task...................................................................................................7-31
7.5.2 Enabling or disabling X.25 switching...............................................................................................7-32
7.5.3 Configuring X.25 hunt group............................................................................................................7-32
7.5.4 Configuring X.25 switching route.................................................................................................... 7-33
7.5.5 Checking the configuration...............................................................................................................7-33
7.6 Configuring XOT....................................................................................................................................... 7-34
Issue 5.3 (30 March 2009) Nortel Networks Inc. i