??: acl query

From: slo (wolfpack.slo@gmail.com)
Date: Tue Jul 19 2005 - 20:10:46 GMT-3


 I think this is about acl ip address family,
in some routers, ipv4 acl and ipv6 acl have no any relations
so, I think if you define ipv4 acl,inbound on a interface, it is just filter
ipv4 packets,
and not consider any ipv6 packets.

slo CCIE#13947
=======================================================
You'd better forget Horizon if you want to fly higher !

> -----????-----
> ???: nobody@groupstudy.com [mailto:nobody@groupstudy.com] ?? ccie2be
> ????: 2005 07 20 06:55
> ???: Group Study
> ??: acl query
>
> Hi guys,
>
> I've got a dumb acl question.
>
>
> R1 ------- s0 R2
>
>
> I apply an acl inbound on s0 that explicitly allows only icmp, ripv2,
> telnet, and snmp.
>
> If an ipv6 packet arrives from R1, will that packet be
> blocked by the acl?
>
> Why or why not?
>
> I don't have access to any ipv6 routers at the moment to test
> this out but I
> vaguely recall that if I have an acl and I want to allow ipv6
> traffic I have
> to explicitly configure something like this:
>
> permit 41 any any
>
>
> Any thought?
>
> TIA, Tim
>
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