the Internet Backbone

Mon Apr 8 18:46:05 UTC 1996

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!" 
> 
> 