nanog mailing list archives

Re: Quick question regarding: Problematic IPv6 Multicast traffic within an IX.


From: Bruce Simpson <bms () fastmail net>
Date: Sat, 25 Jun 2016 11:29:07 +0100

On 24/06/16 18:31, joel jaeggli wrote:
you can filter multicast destination addresses by acl.

NDP you kinda need since it replaces ARP

RA's you can and should filter (icmp6 type 134)

Data point, although the chances of you using this kit in an IX are slim to none: The HPE-badged H3C workgroup switches are problematic to configure this for.

1) The web GUI is woefully unable to do it right, and HP do not officially sanction the use of the CLI.

2) IPv6 packet ACLs only appear to be supported per-port on *ingress*.


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