RE: ipv6 bogon / martian filter - simple

2010-06-15 Thread George, Wes E IV [NTK]
This would be another alternative: http://www.space.net/~gert/RIPE/ipv6-filters.html Slightly more than 1 line, but the loose case would nuke a few more things than just filtering on 2000::/3 without requiring frequent updates. The strict case requires keeping after it for updates, and you'd

RE: Quick IP6/BGP question

2010-05-24 Thread George, Wes E IV [NTK]
We've done it both ways. We've found that there are sometimes issues with announcing IPv6 NLRI over IPv4 BGP sessions depending on your chosen vendor and code version on both sides of the session. Specifically, we have seen some implementations where an IPv4-mapped IPv6 address (usually the