Well.. I agree that PRI's can go a bit faster than CT1's on modem connections but with my Livingston Portmaster 3 I've gotten quite a few good, solid 50k connections and even 52k and 54k over trunk-side CT1's from US West (ESF/B8ZS/E&M imediate start)...:) On Fri, Nov 28, 1997 at 01:16:54PM -0500, Tech Support wrote: > Greg Hale wrote: > > >A channel in a T1 circuit is 64kb but 8 kb of this is > >used for signalling so you really don't have use of the full channel. With > >a PRI trunk you have a full 64kb to play with because the signalling is > done > >out of band in the D channel. This difference in 8kb would explain the > >differences that people receive in maximum rates. 50000 for a PRI, 42000 > >for a channelized T1. Therefore, if the T1 trunks are setup correctly you > >will be able to use 56flex but your max will top out about 42000, maybe > >44000 in rare instances. > > >Going to PRI would give you the 50000 to 52000's > >that others are talking about. Unfortunately, I cannot do PRI with my > >DMS-10 yet so much of this is derived from what I've heard others say about > >their connect speeds and circuits. If anyone has gotten connect speeds > >above 42-44k on channelized T1 I would love to know how and what switch the > >telco is serving these maxes with. > ================================================== > > You're right on target. We use a DMS10, but have a POP set up in a location > served by a DMS100, so we use T1PRI there. The highest connect speed I've > seen on the 10 was 42000, and it was very unreliable. The usual is 40000. > > We just upgraded to the generic release that allows ISDN BRI, and I've been > told that the PRI feature will be available around July-Sept of 98. That's > gonna be nice, although I still would like to vent my spleen at USR and > Rockwell for pushing a technology that is flakey at best. > > Tom Gwilt <tomgwilt@suite224.net> <support@suite224.net> > Internet Services Director > Suite 224 Internet - a division of the Conneaut Telephone Company > > ++ Ascend Users Mailing List ++ > To unsubscribe: send unsubscribe to ascend-users-request@bungi.com > To get FAQ'd: <<A HREF="http://www.nealis.net/ascend/faq">http://www.nealis.net/ascend/faq</A>> -- - Steve - Systems Manager - Community Internet Access, Inc. - Gallup and Grants, New Mexico ++ Ascend Users Mailing List ++ To unsubscribe: send unsubscribe to ascend-users-request@bungi.com To get FAQ'd: <<A HREF="http://www.nealis.net/ascend/faq">http://www.nealis.net/ascend/faq</A>> </PRE> <!--X-MsgBody-End--> <!--X-Follow-Ups--> <!--X-Follow-Ups-End--> <!--X-References--> <HR> <STRONG>References</STRONG>: <UL> <LI><STRONG><A HREF="msg11154.html">re: (ASCEND)56K</A></STRONG></LI> <UL> <LI><EM>From</EM>: "Tech Support" <support@suite224.net></LI> </UL> </UL> <!--X-References-End--> <!--X-BotPNI--> <HR> <UL> <LI>Prev by Date: <STRONG><A HREF="msg11201.html">Re: (ASCEND) Re: Telco encroachment WAS Pipeline family and Always On/DI?</A></STRONG> </LI> <LI>Next by Date: <STRONG><A HREF="msg11200.html">Re: (ASCEND) Pipeline 75, 2 channels, and ACO (fwd)</A></STRONG> </LI> <LI>Prev by thread: <STRONG><A HREF="msg11154.html">re: (ASCEND)56K</A></STRONG> </LI> <LI>Next by thread: <STRONG><A HREF="msg11205.html">Re: (ASCEND)56K</A></STRONG> </LI> <LI>Index(es): <UL> <LI><A HREF="maillist.html#11203"><STRONG>Main</STRONG></A></LI> <LI><A HREF="thrd257.html#11203"><STRONG>Thread</STRONG></A></LI> </UL> </LI> </UL> <!--X-BotPNI-End--> <!--X-User-Footer--> <!--X-User-Footer-End--> </BODY> </HTML>