Lukas, thank you very much. On Tue, Aug 2, 2016 at 5:44 PM, Lukas Tribus <[email protected]> wrote:
> > RPR: standby RP is partially initialised. That is, only the > startup-config > > of the active router and standby router are sync'ed. > > Correct. > > > > I lost about 1 or 2 minutes of pings during this stage, then RP1 > stabilised > > and the pings started going through. > > > > Is this expected behaviour? > > Yes. You just said it yourself: RPR only sync's the startup configuration, > meaning that a "switchover" (which actually isn't a switchover) will reload > both RP's. > > > > Also, why would anyone use RPR over SSO? > > RPR: RP redundancy (not a switchover) > SSO: stateful switchover > > > You can use RPR (which again, is not a switchover) if you have a problem > with SSO. For example if you have reason to believe that an inconsistency > (due to a bug) may spread to the secondary RP due to stateful > synchronization, and you don't need an actual switchover (but only hw > redundancy). > > We have some ancient GSR12k as P (therefor no customers are connected to > those boxes) with dual RP configured in RPR, because we don't care about > stateful switchover, as there are backup paths around the box. We do want > the box to come back after a few minutes if there is a hardware failure > though. > > > On a box with single homed customers connected to it I would always run > SSO. > > > > Regards, > > Lukas > -- regards, Prakash Ganesh _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
