[OCCAID] RE: Heads up: Raising local-pref for all academic routes

James Jun james at towardex.com
Tue Sep 5 22:37:10 EDT 2006


> 
> One issue though. 

Uh, not an issue for me.  I'd rather see them take global crossing to come
back in west coast instead of shipping traffic to MAX GigaPOP in D.C.

> traceroute back to us from Uni. in west coast does not
> seem to
> take gigapop path to come back, but takes 3549 commercial route.
> shouldn't it be
> prefering i2 member learned routes over i1-v6 routes?

Doing a "show route table inet6.0 protocols bgp 2001:4830::/32 extensive" on
Internet2's core router proxy interface:

2001:4830::/32 (2 entries, 1 announced)
        *BGP    Preference: 170/-101
[ ... snip ... ]
                AS path: 10886 30071 I
                Communities: 10886:666 11537:2002 30071:57065
                Localpref: 100
 [ ... snip ... ]
         BGP    Preference: 170/-101
[ ... snip ... ]
                AS path: 3549 30071 I
                Communities: 3549:2426 3549:30840 11537:2001 11537:2002
                Localpref: 100


Both AS_PATHs have 11537:2002 set which I believe is "commodity internet
route, do not treat as internet2 member route."  This is a fine setup, we're
not an Internet2 member, thus should be treated as commercial peer route.
Current routing is sane also, west coast users go to west coast or Chicago,
whichever is quicker, east coast users go to east coast (D.C.); just the way
I want it :)


james



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