re: [RRG] ALT's strong aggregation often leads to *very* long paths

[Xu Xiaohu <xuxh@huawei.com>]

> So my question is: Can we not make an enhancement to the way the
> query/response messages and first data packets are handled in ALT routers
to
> take advantage of any available shorter paths (bypassing the hierarchy as
and
> when feasible)?
ALT routers use EBGP session, so the next-hop of the prefix will be
rewritten by each ALT router hop even it doesn't aggregate that prefix. 

Maybe Iljitsch's suggestion of a new attribute that contains the originator
of the prefix is useful.

Xiaohu Xu



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