Specifications

graceful-restart enable Configuring OSPF
Enterasys Matrix N Standalone (NSA) Series Configuration Guide 21-39
Mode
Routercommand,Routerconfiguration:Matrix‐>Router(config‐router)#
Usage
SettingdatabaseoverflowallowsyoutosetalimitonthenumberofexternalLSAs.Ifthelimitis
exceeded,self‐originatedexternalLSAswillberemovedsothatOSPFcanhandlethelarge
numberofexternalLSAscomingfromanotherrouter.Whenthewarninglevelisset,aSyslog
message
willbeissuedwhenthenumberofexternalLSAshasreachedthespecifiedlevel.Every
exit‐overflowintervalseconds,thedatabasewillbecheckedand,ifthetotalislessthanthelimit
specified,theselforiginatedexternalLSAswillberestored.
The“no”formofthiscommandremovesthedatabase
overflowlimits.
Example
ThisexampleshowshowtosettheOSPFdatabaseexitoverflowintervalto240seconds,the
overflowlimitto3800LSAs,andthewarninglevelto2500LSAs:
Matrix->Router(config)#router ospf 1
Matrix->Router(config-router)#database-overflow external exit-overflow-interval
240
Matrix->Router(config-router)#database-overflow external limit 3800
Matrix->Router(config-router)#database-overflow external warning-level 2500
graceful-restart enable
Usethiscommandtoenablethegraceful‐restartabilityonthisrouter.
Syntax
graceful-restart enable
no graceful-restart enable
Parameters
None.
Defaults
Disabled.
Mode
Routercommand,Routerconfiguration:Matrix‐>Router(config‐router)#
Usage
GracefulrestartallowsthisroutertostayontheforwardingpathduringarestartofOSPF
software.Formoreinformationaboutgracefulrestart,see“UnderstandingGracefulRestart”on
page 21‐19.
The“no”formofthiscommanddisablesgraceful‐restartforthisrouter.