nanog mailing list archives

Re: IPv6 Confusion


From: Jack Bates <jbates () brightok net>
Date: Wed, 18 Feb 2009 15:29:27 -0600

Raymond Dijkxhoorn wrote:
Is there something like RA filtering on switches yet, so end users can be filtered? Just like the dhcp stuff thats available on most switches nowdays... ?

Its as annoying as fake DHCP servers...

Per customer VLAN isolation (common to solve DHCP server issues). You can also perform *some* filtering today for multicast addresses, but not the specific packets themselves from what I've seen. This is a big implementation change. I've had lengthy discussions with the DSLAM vendors who said, "VLANs are stupid and as bad as PVCs," about their ability to filter RAs and DHCPv6.

-Jack


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