[j-nsp] BFD?

zhouyifeng zhuifeng0426 at hotmail.com
Mon Sep 29 22:38:28 EDT 2008


And also, if your routing protocols have 100 neighbors? what will you do if you want to change the hello timer?

> From: mtinka at globaltransit.net> To: juniper-nsp at puck.nether.net> Date: Tue, 30 Sep 2008 09:34:15 +0800> CC: juniper at groupstudy.com> Subject: Re: [j-nsp] BFD?> > On Tuesday 30 September 2008 09:25:14 Fitter wrote:> > > I am reading about BFD - Bidirectional Forwarding> > Detection. I am in confused that why some routing> > protocol have already the keepalive engine still need to> > enforce with BFD?> > Because most routing protocols would generally employ > intervals by the second - this might be too long for > failure detection, much less convergence.> > BFD provides failure detection in the order of sub-seconds > (more precisely, milliseconds). If properly configured with > the intended client routing protocol, convergence can be > hastened.> > Cheers,> > Mark.
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