nanog mailing list archives

Re: the Internet Backbone


From: "Mark S. Fedor" <fedor () msf psi net>
Date: Mon, 08 Apr 1996 14:46:05 -0400

I believe we do peer with ANS.  However, I am not familiar with the
specifics of concurrent PSI/SURAnet T3 and the current state of the
ANS routing database.

I've forwarded your message on to ground troops in the vicinity to see
if they can give you a hand.

Thanks,

mf

P.S. I've edit'ed Cc: to cut down on multiple messages to individuals.
     (they weren't swallowed by a mailer)

----------

At 11:17 AM 4/8/96, Mark S. Fedor wrote:

Perhaps you can tell me where PSI connects, good sir...
By my count it's MAE-East and CIX and nowhere else.
There are a few major backbones not at the Chicago NAP.
And none of the majors are at MAE-Chicago or any of the MAEs other
than East and West.


PSINet connects to MAE-west, MAE-East, MAE-East+, CIX, and the
SWAB (little known SMDS Washington (DC) Area Bypass).

mf

But, d#*(^&-it, they don't peer with ANS, and therefore we at NSF cannot
get to hosts like fnc.gov.  We, denizens of the NSF who have the good
fortune to have been caught in the institution's un-debated switchover to
PSInet.  Arghhh!

This is the way some hosts that are not yet forced through PSI *can* get to
fnc.gov:

traceroute to web1.hpc.org (192.187.8.59), 30 hops max, 40 byte packets
 1  gw.cise.nsf.gov (128.150.55.1)  4 ms  4 ms  4 ms
 2  wtn-6.bbnplanet.net (192.221.39.13)  6 ms  7 ms  6 ms
 3  wtn-9.bbnplanet.net (128.167.26.9)  6 ms  9 ms  6 ms
 4  wtn-8.bbnplanet.net (128.167.7.8)  22 ms  17 ms  30 ms
 5  cpk-9.bbnplanet.net (128.167.212.1)  7 ms  37 ms  46 ms
 6  cpk-5.bbnplanet.net (128.167.252.5)  9 ms  7 ms  9 ms
 7  mae-east.bbnplanet.net (4.0.1.18)  22 ms  15 ms  14 ms
 8  mae-east.ans.net (192.41.177.140)  9 ms  11 ms  10 ms
 9  ft3.cnss56.Washington-DC.t3.ans.net (140.222.56.4)  10 ms  10 ms  11 ms
10  mf0.cnss58.Washington-DC.t3.ans.net (140.222.56.194)  14 ms  13 ms  12 ms
11  ft0.enss146.t3.ans.net (140.222.146.1)  13 ms  12 ms  11 ms
12  web1.hpc.org (192.187.8.59)  10 ms  15 ms  14 ms

--SG

____________________________________________
Steve Goldstein, National Science Foundation
         +1(703)306-1949  Ext. 1119
 "Let's not procrastinate until next week!" 




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