Mutual Redistribution

Joe Maimon jmaimon at
Tue Mar 28 21:37:48 UTC 2006

Mark Smith wrote:

> One better
> solution is to take advantage of route tags or labels. When a route is
> redistributed you tag it, and then when mutual redistribution occurs in
> the other direction, you exclude routes that have that tag. You'd need
> to do this in both redistribution directions, with different tags to
> prevent loops in either direction. This method doesn't rely on the
> behaviour of always increase metrics, so it would be more robust.
> HTH,
> Mark.
I dont believe popular vendors implementations of rip propogate tags.

At least the last time I tried loop prevention with that, it didnt work.

More information about the NANOG mailing list