[c-nsp] BFD aware VRF

Murphy, William William.Murphy at uth.tmc.edu
Fri Feb 8 23:19:38 EST 2008


Thanks Vikas.  Do you happen to have links to any docs explaining setup
of BFD for CE-PE application?  I am considering migrating our campus to
an MPLS backbone and I am looking for convergence tuning info...

Regards,

Bill Murphy
Senior Network Analyst
University of Texas Health Science Center - Houston

-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Vikas Sharma
Sent: Friday, February 08, 2008 10:13 PM
To: Aaron; cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] BFD aware VRF

Hi Aaron,

If you have customer who wants redundancy for CE -PE , and switchover
should
be very fast .. .. then u have to implement BFD..BFD can be on ethernet
also.

Hope it clears..

Regards


On 2/9/08, Aaron <dudepron at gmail.com> wrote:
>
> Why do you need bfd on a serial interface? Seems like a waste of CPU
and
> BW.
>
> On Feb 4, 2008 1:12 PM, Luan Nguyen <luan.m.nguyen at gmail.com> wrote:
>
> > I have bgp running between PE and CE.
> > So on the PE, you do:
> > router bgp xxxx
> > address-family ipv4 vrf whatever
> > neighbor y.y.y.y fall-over bfd
> > Do the same for the CE under bgp.
> > Then on the link between CE and PE, configured the bfd
interval...etc.
> >  That
> > should work.
> >
> > The problem is my CE is a 1841 with a Channelized T1/PRI port and
even
> > with
> > the latest 12.4.15T3, i can't put the bfd command under the serial
> > interface!  Without interface level bfd command, bfd won't work.
Hello?
> > I did try with an ethernet link between PE and CE, and bfd config
looks
> > good.
> >
> > -lmn
> >
> >
> > On Feb 4, 2008 11:47 AM, Vikas Sharma <vikassharmas at gmail.com>
wrote:
> >
> > > Hi,
> > >
> > > Anyone have configured VRF aware BFD? If yes pls let me know how?
> > >
> > > Regards
> > > Vikas Sharma
> > > _______________________________________________
> > > cisco-nsp mailing list  cisco-nsp at puck.nether.net
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> > >
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> >
>
>
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