Manual

Nortel Secure Router 8000 Series
Configuration -WAN Access
Contents
2 Serial interface configuration.......................................................................................2-1
2.1 Introduction.................................................................................................................................................. 2-2
2.1.1 Synchronous serial interface...............................................................................................................2-2
2.1.2 HSSI interface.....................................................................................................................................2-2
2.2 Configuring the synchronous serial interface.............................................................................................. 2-3
2.2.1 Establishing the configuration task.....................................................................................................2-3
2.2.2 Configuring link layer protocol type...................................................................................................2-4
2.2.3 Configuring baud rate......................................................................................................................... 2-4
2.2.4 Configuring clock inversion............................................................................................................... 2-5
2.2.5 Configuring DCD or DSR signal detection........................................................................................ 2-5
2.2.6 Configuring link coding mode............................................................................................................2-6
2.2.7 Configuring idle mark between frames...............................................................................................2-7
2.2.8 Configuring the MTU........................................................................................................................ 2-7
2.2.9 Configuring the parity bit...................................................................................................................2-8
2.2.10 Checking the configuration...............................................................................................................2-9
2.3 Configuring the HSSI interface..................................................................................................................2-10
2.3.1 Establishing the configuration task.................................................................................................. 2-10
2.3.2 Configuring the link layer protocol..................................................................................................2-10
2.3.3 Configuring the MTU...................................................................................................................... 2-11
2.3.4 Configuring the parity bit................................................................................................................ 2-11
2.3.5 Configuring the loopback mode.......................................................................................................2-12
2.3.6 Checking the configuration...............................................................................................................2-12
2.4 Maintaining serial interface........................................................................................................................2-12
2.4.1 Resetting interface statistics..............................................................................................................2-12
2.4.2 Setting loopback to detect whether the interface is normal ............................................................... 2-13
Issue 5.3 (30 March 2009) Nortel Networks Inc. i