[Freeswitch-users] (no subject)

Mehma Sarja mehmasarja at gmail.com
Fri Jun 24 19:41:07 MSD 2011

On 6/24/11 12:05 AM, Patrick Lists wrote:
> B8ZS line encoding. Iirc a funky version of AMI because the US suffered
> from not-invented-here syndrom so they came up with a tweaked version of
> AMI called Bipolar-8-0-substition. Nuf said :) Brings back memories of
> long nights troubleshooting international circuits with BERT testers and
> hopping on planes to follow the nodes so we could finally pinpoint which
> carrier was lying about nothing being wrong with their stretch.
> erimental DWDM and SDH gear that we got to play with.
> "If we build it they will come" - wonder if we will ever see those days
> again.
Very interesting window into history.


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