Perhaps this one may also be used: Roll back changes on your Cisco router with this command http://blogs.techrepublic.com.com/networking/?p=619
Cisco Configuration Replace and Configuration Rollback http://www.cisco.com/en/US/docs/ios/12_3t/12_3t7/feature/guide/gtrollbk.html On Mon, Jan 18, 2010 at 6:42 PM, Rick Mur <[email protected]> wrote: > a configure replace will of course not help when you loose your telnet > connection to the box :-) > Like Bill mentioned, the best thing to do on regular IOS is to use the > 'reload in' command, which reloads your device after a specified amount of > minutes. That way the startup-config becomes active again and you are able > to log-in to the box. > But your traffic will be hit, since the router really reloads (for the CCIE > lab this doesn't matter of course). > > IOS-XR indeed does have a similar rollback functionality like JUNOS has, > which is pretty cool. IOS-XE doesn't have this configuration management, but > it does run separate IOS processes, so I don't know if it's possible to let > the device fail-over to the other IOS process when you loose your connection > (also with a specified amount of minutes for example). > > > -- > Regards, > > Rick Mur > CCIE2 #21946 (R&S / Service Provider) > > Sr. Support Engineer – IPexpert, Inc. > URL: http://www.IPexpert.com <http://www.ipexpert.com/> > > On 18 jan 2010, at 23:27, Kaddy Kaddy wrote: > > Hi > > IOS-XE ASR1K has the below given command > > configure replace bootflash:<file name> > > Regards > Kedar. > > On Mon, Jan 18, 2010 at 6:53 PM, Taqdir Singh <[email protected]>wrote: > >> Hi Friends >> >> Like in case of juniper we have rollback option, that is configuration >> will automatically roll back after certain period of time what we mentioned >> even if loose telnet access. >> >> I know in cisco we have below command >> >> *configure replace nvram:startup-config * >> >> >> But if loose telnet access after some misconfiguration we wont be able to >> type it without console. >> >> So like juniper is there any option in cisco that we can give prior doing >> any configuration change , so that even if we loose telnet access it will >> roll back automatically ? >> >> -- >> TAQDIR SINGH >> Network Engineering >> (+91) 991.170.9496 | (+91) 801.041.5988 >> >> One who asks is a fool for a moment, one who doesn't ask remains fool for >> ever >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > >
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