[c-nsp] Packet Lost on interface Loopback

Gert Doering gert at greenie.muc.de
Sat May 3 08:41:56 EDT 2014


Hi,

On Sat, May 03, 2014 at 02:23:13PM +0700, vannara vuth wrote:
> I'm also facing the similar issue. What was symtom on your router when
> receiving the log message? Packet loss to v4 address on loop back as well?

If you run into MLS CEF exception mode, some of your v4 traffic will
be software switched, *and* subject to MLS rate limiters - so you'll
see heavy packet loss on transit traffic to *some* destinations.

Unfortunately the only way to clear the exception is to reboot.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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