Shutdown Is-Is On An Interface; Configuring Is-Is Authentication In An Area - Cisco Nexus 7000 Series Configuration Manual

Chapter 9 Configuring IS-IS
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 .
The following example shows how to add Ethernet 1/2 interface to an IS-IS instance:
switch# config t
switch(config)# interface ethernet 1/2
switch(config-if)# ip router isis Enterprise
switch(config-if)# copy running-config startup-config

Shutdown IS-IS on an Interface

You can gracefully shut down IS-IS on an interface. This removes all adjacencies and stops IS-IS traffic
on this interface but preserves the IS-IS configuration.
To disable IS-IS on an interface, use the following command in interface configuration mode:
Command
switch(config-if)# isis shutdown
Example:
switch(config-router)# isis shutdown

Configuring IS-IS Authentication in an Area

You can configure IS-IS to authenticate LSPs in an area.
BEFORE YOU BEGIN
Ensure that you have enabled the IS-IS feature (see the
page
Ensure that you are in the correct VDC (or use the switchto vdc command).
SUMMARY STEPS
1.
2.
3.
4.
5.
6.
OL-20002-02
9-7).
config t
router isis instance-tag
authentication-type {cleartext | md5} {level-1 | level-2}
authentication key-chain key {level-1 | level-2}
authentication-check {level-1 | level-2}
copy running-config startup-config
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.x
Purpose
Disables IS-IS on this interface. The IS-IS interface
configuration remains.
"Enabling the IS-IS Feature" section on
Configuring IS-IS
9-13