If you decide to configure plain text authentication or no authentication, see the
authentication
command
provided in
OSPF Commands on
module in
Routing Command Reference for Cisco NCS 6000 Series Routers
.
Note
SUMMARY STEPS
1.
Do one of the following:
•
show ospf
[
process-name
]
•
show ospfv3
[
process-name
]
2.
configure
3.
Do one of the following:
•
router ospf process-name
•
router ospfv3 process-name
4.
router-id
{
router-id
}
5.
area area-id
6.
virtual-link router-id
7.
authentication message-digest
8.
message-digest-key key-id md5
{
key
|
clear key
|
encrypted key
}
9.
Repeat all of the steps in this task on the ABR that is at the other end of the virtual link. Specify the
same key ID and key that you specified for the virtual link on this router.
10.
commit
11.
Do one of the following:
•
show ospf
[
process-name
] [
area-id
]
virtual-links
•
show ospfv3
[
process-name
]
virtual-links
DETAILED STEPS
Purpose
Command or Action
(Optional) Displays general information about OSPF
routing processes.
Do one of the following:
Step 1
•
show ospf
[
process-name
]
• The output displays the router ID of the local router.
You need this router ID to configure the other end of
the link.
•
show ospfv3
[
process-name
]
Example:
RP/0//CPU0:router# show ospf
or
RP/0//CPU0:router# show ospfv3
configure
Step 2
Enables OSPF routing for the specified routing process
and places the router in router configuration mode.
Do one of the following:
Step 3
•
router ospf process-name
or
Routing Configuration Guide for Cisco NCS 6000 Series Routers, IOS XR Release 6.4.x
293
Implementing OSPF
Creating a Virtual Link with MD5 Authentication to Area 0 for OSPF