Re: (PM) 56k vs. DMS100 Remote Service Center

Gerry Dalton (gerry@wts.net)
Wed, 31 Mar 1999 21:38:10 +0000

Sound like the remote is using "compressed" spans. This means they are
compressing the spans to carry more traffic. Needless to say V90 and
anything else which needs the full bandwidth of a 56k channel gets FUBAR'd.

Normally DMS100's work fine.

Gerry

At 11:14 AM 3/31/99 -0600, Bradley Urberg Carlson wrote:
>I'm working in a new territory that is served by a DMS100RSC. A
>representative of the LEC claims that they've had problems before with
>CT1s provisioned from this remote, and ISP customers have been unable to
>receive V.90 calls. The LEC rep blamed this on the way DS0s are carried
>over the umbilical between the switch and the remote. Does anyone know if
>the DMS100RSC uses an umbilical that does not preserve the DS0s' PCM from
>the CPE (my terminal server) to the switch (their DMS100)? Perhaps the
>umbilical uses a SLC-like umbilical. Or maybe the DMS100RSC can only
>produce a CT1 by feeding DS0's through an external channel bank?
>
>-Bradley Urberg Carlson
>MRNet
>
>
>
>-
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