Configuring Authentication For An Interface - Cisco Nexus 7000 Series Configuration Manual

Chapter 6 Configuring OSPFv2
S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m .
Command
Step 6
show ip ospf instance-tag interface
interface-type slot/port
Example:
switch(config-if)# show ip ospf 201
interface ethernet 1/2
Step 7
copy running-config startup-config
Example:
switch(config)# copy running-config
startup-config

Configuring Authentication for an Interface

You can configure authentication for individual interfaces in the area. Interface authentication
configuration overrides area authentication.
BEFORE YOU BEGIN
Ensure that you have enabled the OSPF feature (see the
page
Ensure that all neighbors on an interface share the same authentication configuration, including the
shared authentication key.
Create the key-chain for this authentication configuration. See the Cisco NX-OS Security Configuration
Guide.
Note
Ensure that you are in the correct VDC (or use the switchto vdc command).
SUMMARY STEPS
1.
2.
3.
4.
5.
6.
7.
OL-20002-02
6-14).
For OSPFv2, the key identifier in the key key-id command supports values from 0 to 255 only.
config t
interface interface-type slot/port
ip ospf authentication [message-digest]
ip ospf authentication key-chain key-id (Optional)
ip ospf authentication-key [0 | 3] key (Optional)
ip ospf message-digest-key key-id md5 [0 | 3] key (Optional)
show ip ospf instance-tag interface interface-type slot/port
copy running-config startup-config
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.x
Purpose
(Optional) Displays OSPF information.
(Optional) Saves this configuration change.
"Enabling the OSPFv2 Feature" section on
Configuring Basic OSPFv2
6-21