Restarting An Ospfv2 Instance - 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 .
DETAILED STEPS
Command
Step 1
config t
Example:
switch# config t
switch(config)#
Step 2
router ospf instance-tag
Example:
switch(config)# router ospf 201
switch(config-router)#
Step 3
graceful-restart
Example:
switch(config-router)# graceful-restart
Step 4
graceful-restart grace-period seconds
Example:
switch(config-router)# graceful-restart
grace-period 120
Step 5
graceful-restart helper-disable
Example:
switch(config-router)# graceful-restart
helper-disable
Step 6
graceful-restart planned-only
Example:
switch(config-router)# graceful-restart
planned-only
Step 7
show ip ospf instance-tag
Example:
switch(config-if)# show ip ospf 201
Step 8
copy running-config startup-config
Example:
switch(config)# copy running-config
startup-config
The following example shows how to enable a graceful restart if it has been disabled and set the grace
period to 120 seconds:
switch# config t
switch(config)# router ospf 201
switch(config-router)# graceful-restart
switch(config-router)# graceful-restart grace-period 120
switch(config-router)# copy running-config startup-config

Restarting an OSPFv2 Instance

You can restart an OSPv2 instance. This clears all neighbors for the instance.
OL-20002-02
Purpose
Enters configuration mode.
Creates a new OSPFv2 instance with the configured
instance tag.
Enables a graceful restart. A graceful restart is enabled
by default.
(Optional) Sets the grace period, in seconds. The range
is from 5 to 1800. The default is 60 seconds.
(Optional) Disables helper mode. Enabled by default.
(Optional) Configures a graceful restart for planned
restarts only.
(Optional) Displays OSPF information.
(Optional) Saves this configuration change.
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.x
Configuring Advanced OSPFv2
6-41