[j-nsp] BFD on ISIS and graceful-switchover

[Sean Clarke]

Hi Valery,

  GRES with BFD is not supported.  BFD goes down which pulls the
  interface down - this is a topology change so Graceful Restart
  disables - GRES relies on GR so GRES fails.

  Without BFD, everything is fine.
  
Cheers
Sean
--

Not so long ago you wrote : 
YV>  

YV> I guess I know answer but just to make sure anyone knows is it
YV> possible to use two RE (M40e) in graceful-switchover mode plus ISIS (exactly with BFD).

YV> So when making "request chassis routing-engine master switch" 
YV>  BFD session goes down, after ISIS adj goes down for a few seconds
YV> and there're no "non-stop forwarding" till second RE is booted.
YV> Without BFD it's really "non-stop forwarding" (except couple lost
YV> packets :-)  ) in the process of changing RE.

YV> _______________________________________________
YV> juniper-nsp mailing list juniper-nsp at puck.nether.net
YV> http://puck.nether.net/mailman/listinfo/juniper-nsp