[c-nsp] Analyzing BGP routing table

[Aaron Glenn]

On 11/18/06, Kanagaraj Krishna <kanagaraj at aims.com.my> wrote:
> Hi,
>     We currently have two different upstream that we multihome. By default
> settings most traffic prefers Upstream A rather than upstream B. NTOP will
> only assist in studying the traffic pattern and not why a certain path is
> choosen. To do it manualy would not make sense as the BGP best path selection
> algorithm is roughly around 13 steps. Are there any tools available that can
> be used to study/simulate the BGP routing table and pinpoint the reason for a
> path being choosen as the best path (weight, local pref, metric, no of hops
> etc). Thanks.

C-BGP

http://cbgp.info.ucl.ac.be/