On 11/Mar/15 20:51, Jared Mauch wrote:
NTT (2914) tags routes based on if they are a customer, peer
and with geographic communities based on where the route enters our
network. Many networks perform similar techniques and you can find
details at various websites or this one:
http://www.onesc.net/communities/
You will likely get far more accurate data.
The trick with relying on BGP communities to map routing data is that their propagation between AS's is not always guaranteed.
Mark.
