Configuring Redistribution - 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 configure an IPv4 unicast summary address for IS-IS:
switch# config t
switch(config)# router isis Enterprise
switch(config-router)# address-family ipv4 unicast
switch(config-router-af)# summary-address 192.0.2.0/24 level-2
switch(config-router-af)# copy running-config startup-config

Configuring Redistribution

You can configure IS-IS to accept routing information from another routing protocol and redistribute that
information through the IS-IS network. You can optionally assign a default route for redistributed routes.
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.
7.
8.
DETAILED STEPS
Command
Step 1
config t
Example:
switch# config t
switch(config)#
Step 2
router isis instance-tag
Example:
switch(config)# router isis Enterprise
switch(config-router)#
OL-20002-02
9-7).
config t
router isis instance-tag
address-family ipv4 unicast
redistribute {bgp as | direct |{eigrp | isis | ospf | ospfv3 | rip} instance-tag | static} route-map
map-name
default-information originate [always] [route-map map-name]
distribute {level-1 | level-2} into {level-1 | level-2} {route-map route-map | all}
show isis [vrf vrf-name] ip route ip-prefix [detail | longer-prefixes [summary | detail]]
copy running-config startup-config
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.x
"Enabling the IS-IS Feature" section on
Purpose
Enters configuration mode.
Creates a new IS-IS instance with the configured
instance tag.
Configuring IS-IS
9-19