nanog mailing list archives

RE: Inter-CO signaling?


From: Chad Skidmore <cskidmor () nwnexus net>
Date: Thu, 10 Sep 1998 10:47:04 -0700

Try making an ISDN call from one to the other at a 64k rate.  If you can
get through then there are at least some trunks setup as ESF B8ZS clear
channel.  I suspect that they are probably some older trunks running AMI
D4.

The other thing you could do is just ask them.

---------------------------------------------
Chad Skidmore
Director of Network Engineering
Northwest Nexus, Inc.
http://www.nwnexus.com
1-888-NWNEXUS


-----Original Message-----
From: Dan Hollis [mailto:goemon () sasami anime net]
Sent: Wednesday, September 09, 1998 5:22 PM
To: 'nanog () merit edu'
Subject: Inter-CO signaling?


Is there any way to determine if inter-telco links are using 
robbed bit
signaling? Eg from GTE to USwest in the Seattle area.

I suspect RBS may be causing lots of v.90 problems in GTE country in
Seattle. But id like to know how to confirm this. And just 
maybe, get it
fixed.

-Dan



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