When having problems, or it may just be curiosity, you may wish to
know which RAS you connect via.
There are currently 11 RAS's in the UK which you may be routed
Milton Keynes, Faraday.
Don't assume that you will be routed through the RAS nearest your
home town, it doesnt work like that and its very possible that different
DSLAMS in the same exchange will be routed to different RAS.
Update Jul 2005.
It seems like BTw have been busy doing some major re-routing and
many users have found that they now connect via a different RAS
than previous, which may make the above lists redundant. It would
also appear that locations for 2 new RAS's have suddenly appeared
Milton Keynes and Sheffield, Faraday seemed to also appear in approx
The best way to find out is log off from your ISP's network and log
onto the BT domain using the following logon details:-
Once connected open up cmd and do a tracert to either
The first couple of hops should contain the information.
Unless you are not a BTYahoo etc customer, you may find that you have
some DNS issues when logged onto the btspeedtest site to do the above
trace. In which case try the following:-
Keep your cmd window open and then log back on to your ISP's connection
and do a lookup using the following command:-
(where xxx.xx.xx.xxx is the IP address you got from the traceroute).
Unfortunately there are a few RAS boxes which are unpingable and wont
From router logs.
Some Speedtouch routers record event logs and the PPP CHAP challenge
may tell you which RAS you connect via.
If you have a Netgear router,
then you may find the information provided by Jon
esr denotes a ciso router, erx are juniper ERX's