Re: Resubmit dB level

falken@htonline.htonline.com
Wed, 23 Apr 1997 17:20:21 -0400 (EDT)

>
> I went through this dog and pony show with Livingston also. We
> "solved the problem" by having the telco create a 7.5 dB buildout
> on our line. That changed our receive levels from -7.5dB to -15dB
> to +2dB to -7.5dB.

This is about the extent of what they can/will do. The other end of the
problem maybe the attenuation on the other end. They only "builtout" the
portion between the CO and your office. The same problem may exist on
the customer side.

This may explain why your customers are still having problems.

>
> But that had absolutely *no* effect on our problems of carrier loss,
> inability to establish connections, and slower-than-analog transmission
> speeds with some users. We found that USR modems (prevalent in our
> area) especially don't work well with the PM3. Many USR users (Couriers,
> Sportsters, current 28.8/33.6 modems that work flawlessly with our
> other hardware) were entirely unable to establish and/or maintain a
> connection. This is a known problem that Livingston is addressing.
> We're waiting for a fixed version of the modem code, which will be
> included in some future beta release of ComOS. I believe that this
> problem only occurs with those of us using CT1 rather than PRI.
>
> Can anyone at Livingston comment on any progress in that area?
> I'd like to return our PM3 if it's going to be a while. That's a lot
> of $$$ to have sitting on a shelf in a remote POP.
>
> BTW, the USR TC that we put in place last week to replace the PM3
> is working flawlessly. It was a bitch to configure (especially since
> they left out most of the docs, the CD-ROM, and the lovely TC
> Manager SNMP app), but it can sure establish and maintain
> connections to anything! Maybe I don't want to ditch my MP/16s
> quite yet....
>
> Beth
> _____________________________________________
>
> Beth Montes I-Land Internet Services
> bmontes@iland.net http://www.iland.net
> vx: 816-827-5111 x21 Sedalia, MO
> _____________________________________________
>