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Regarding IPV6 and IP filtering
No, you would need to apply an “ipv6 access-list” to filter IPv6. IPv4 and IPv6 have different layer 2 protocol numbers, therefore an IPv4 filter does not affect IPv6, and vice-versa.
HTH,
Brian McGahan, CCIE #8593 bmcgahan@internetworkexpert.com
Internetwork Expert, Inc. http://www.InternetworkExpert.com Toll Free: 877-224-8987 x 705 Outside US: 775-826-4344 x 705 24/7 Support: http://forum.internetworkexpert.com Live Chat: http://www.internetworkexpert.com/chat/
> —–Original Message—– > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of > Roberto Fernandez > Sent: Monday, June 12, 2006 3:04 PM > To: Cisco certification > Subject: Regarding IPV6 and IP filtering > > Friends, > > Consider the following scenario: > > There is a direct link joining two routers, and one of them has in > incoming access list, allowing only one TCP protocol, let say Telnet > > Ip access-list extended TELNET > Permit tcp any any eq telnet > Deny ip any any > > Interface serial 0/0 > Ip access-group TELNET incoming > > Now we need IPV6 ping also to traverse that link and here is the > question: > > Does the ip access-group have an effect over the ipv6 traffic? > > Best Regards, > Roberto > >
