Network Router User Manual

Nortel Secure Router 8000 Series
Configuration -WAN Access 5 Logical interface configuration
Issue 5.3 (
30 March 2009) Nortel Networks Inc. 5-5
No. Data
2 Number of the sub-interface
Configuration procedures
No. Procedure
1 Creating FR sub-interfaces
2 Creating X.25 sub-interfaces
3 Creating ATM sub-interfaces
4 Checking the configuration
NOTE
The following configuration steps correspond to different physical interfaces. Choose configurations as
required.
5.2.2 Creating FR sub-interfaces
Do as follows on the routers:
Step 1 Run:
system-view
The system view appears.
Step 2 Run:
interface interface-type interface-number
The interface view appears.
Step 3 Run:
link-protocol fr [ ietf | nonstandard ]
The command configures the link layer protocol of the interface as FR.
Step 4 Run:
quit
Return to the system view.
Step 5 Run:
interface interface-type interface-number.subnumber [ p2mp | p2p ]
The command configures an FR sub-interface.
sub interface-number is the number of the sub-interface. The value ranges from 1 to 1024. In
practice, a main interface can support up to 1024 sub-interfaces.