Configuration procedures, 3 configuring lapb parameters, 3 configuring pppoe parameters -5 – Nortel Networks 8000 User Manual

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7 LAPB and X.25 configuration

Nortel Secure Router 8000 Series

Configuration -WAN Access

Configuration procedures

No.

Procedure

1

Configuring the link layer protocol of an interface as LAPB

2

Configuring LAPB parameters

3

Checking the configuration

7.2.2 Configuring the link layer protocol of an interface as LAPB

Do as follows on the routers.

Step 1

Run:

system-view

The system view appears.

Step 2

Run

interface serial interface-number

The interface view appears.

Step 3

Run:

link-protocol lapb [ dte | dce ]

[ ip | multi-protocol ]

The command configures the link layer protocol of an interface as LAPB.

By default, when the link layer protocol of an interface is LAPB, the interface works in DTE

mode.

—End

7.2.3 Configuring LAPB parameters

Do as follows on the interfaces enabled with LAPB:

Step 1

Run:

system-view

The system view appears.

Step 2

Run

interface serial interface-number

The view of the interface whose link layer protocol is LAPB appears.

Step 3

Run:

lapb modulo { 128 | 8 }

The command configures LAPB frame numbering mode, also called modulus.

Step 4

Run:

7-10

Nortel Networks Inc.

Issue 5.3 (30 March 2009)

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