discussion: Enabling IPv6 on Cisco 6500/7600 breaks IPv4 Internet connectivity

Kurt Jaeger ipv6-ops at c0mplx.org
Tue Jun 26 16:35:14 CEST 2012


> > I'm once again reminded of something I observed.  Make sure you
> > disable ipv6 redirects on all interfaces.  This has significant
> > performance penalty.
> How is it any different to IPv4 redirects?

Good question, but the issue of ipv6 redirects caused some
issues on the regional internet exchange (http://www.s-ix.info/)
as well. Recommended policy is now: disable ipv6 redirects.

pi at opsec.eu            +49 171 3101372                         8 years to go !

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