Cisco ASR 9000 Series Manuel de configuration - Page 31

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Cisco ASR 9000 Series Manuel de configuration
Configuring Serial Interfaces on the Cisco ASR 9000 Series Router
After you configure an interface for Layer 2 switching, no routing commands such as ipv4 address are
Note
permissible. If any routing commands are configured on the interface, then the l2transport command is
rejected.
Creating a Serial Layer 2 Subinterface with a PVC
The procedure in this section creates a Layer 2 subinterface with a PVC.
Prerequisites
Before you can create a subinterface on a serial interface, you must bring up a serial interface, as
described in the
Restrictions
Only one PVC can be configured for each serial subinterface.
SUMMARY STEPS
1.
2.
3.
4.
5.
DETAILED STEPS
Command or Action
Step 1
configure
Example:
RP/0/0RP0/CPU0:router# configure
Step 2
interface serial interface-path-id
l2transport
Example:
RP/0/0RP0/CPU0:router(config)# interface serial
0/1/0/0.1 l2transport
OL-26061-03
"Bringing Up a Serial Interface" section on page
configure
interface serial interface-path-id.subinterface l2transport
pvc vpi/vci
end
or
commit
Repeat Step 1 through Step 4 to bring up the serial subinterface and any associated PVC at the other
end of the AC.
.
subinterface
Cisco ASR 9000 Aggregation Services Router Interfaces and Hardware Component Configuration Guide
514.
Purpose
Enters global configuration mode.
Creates a subinterface and enters serial subinterface
configuration mode for that subinterface.
How to Configure Serial Interfaces
529