Re: Ospf Graceful-restart - Query

Rakesh

From my understanding the RFC3623 implementation of GR is implemented as default in IOS this would include the ietf helper configuration.

A quick google shows that for the t640 also follows the RFC3623 convention and enables ietf helper by default.

--
BR
Tony
Sent from my iPad
On 27 Jul 2013, at 12:52, Rakesh M <raaki.88_at_gmail.com> wrote:
> Hello ,
> 
> We have a implementation where in we have a standard peering with Juniper
> T640 and Cisco Gsr Series Router.
> 
> While labbing up between Two Junipers about a GR feature, i have enabled Gr
> on one of the Junipers while the Other router started responding with its
> Gr Extensions without any explicit configuration in place. (Device is at
> its defaults - I have not disabled Gr)
> 
> My query irrespective of any vendors here would be, if i have GR enabled
> specially on a single router, does other router automatically start
> supporting the prior one without explicitly configuring any Gr or related
> parameters ? . Does the Helper mode kickoff irrespective of enabling any GR
> features on the other-end ?  When Gr was explicitly disabled i could not
> see any support on the device and hence traffic was getting dropped.
> 
> Copying and pasting the output here would make much of Other Vendor Centric
> so, I just wanted to keep this discussion till this point.
> 
> 
> Thank you
> 
> 
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