Configuring Stub Route Advertisements - Cisco Nexus 7000 Series Configuration Manual

Configuring Advanced 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 5
show ip ospf summary-address
Example:
switch(config-router)# show ip ospf
summary-address
Step 6
copy running-config startup-config
Example:
switch(config-router)# copy
running-config startup-config
The following example shows how to create summary addresses between areas on an ABR:
switch# config t
switch(config)# router ospf 201
switch(config-router)# area 0.0.0.10 range 10.3.0.0/16
switch(config-router)# copy running-config startup-config
The following example shows how to create summary addresses on an ASBR;
switch# config t
switch(config)# router ospf 201
switch(config-router)# summary-address 10.5.0.0/16
switch(config-router)# copy running-config startup-config

Configuring Stub Route Advertisements

Use Stub Route Advertisements when you want to limit the OSPFv2 traffic through this router for a short
time. See the
Stub route advertisements can be configured with the following optional parameters:
•
•
BEFORE YOU BEGIN
Ensure that you have enabled the OSPF feature (see the
page
Ensure that you are in the correct VDC (or use the switchto vdc command).
SUMMARY STEPS
1.
2.
3.
4.
You should not save the running configuration of a router when it is configured for a graceful shutdown
Note
because the router will continue to advertise a maximum metric after it is reloaded.
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.x
6-36
"OSPFv2 Stub Router Advertisements" section on page
On startup—Sends stub route advertisements for the specified announce time.
Wait for BGP—Sends stub router advertisements until BGP converges.
6-14).
config t
router ospf instance-tag
max-metric router-lsa [on-startup [announce-time] [wait-for bgp tag]]
copy running-config startup-config
Purpose
(Optional) Displays information about OSPF summary
addresses.
(Optional) Saves this configuration change.
6-12.
"Enabling the OSPFv2 Feature" section on
Chapter 6 Configuring OSPFv2
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