[c-nsp] BFD and no ip redirects ?

Gert Doering gert at greenie.muc.de
Tue Dec 7 17:09:16 EST 2010


hi,

On Tue, Dec 07, 2010 at 11:40:51AM -0500, Benjamin Lovell wrote:
> I have a dubious opinion of the usefulness as you are really only
> proving the forwarding of the ONE IP forwarding entry that leads
> back to your connected IP, but that's the idea anyway.

Well, it proves that the path is working end-to-end (which helps a lot
in todays "everything is ethernet, but no useful error signalling" 
environments) and that there is at least a compatible IP configuration
on the remote interface (same network or unnumbered with a proper route
back).

Of course this is not a complete self-test of the remote machine, but
that would be somewhat expensive to do every 10ms :-)

gert
-- 
USENET is *not* the non-clickable part of WWW!
                                                           //www.muc.de/~gert/
Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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