If it's occurring with both 7.2.3/dual-slot modem cards and 8.0.3/csmx cards, then it's definitely not the modem cards or the firmware revision. That means it's configuration or a telco issue. I'm fresh out of ideas, but FWIW I've used various combinations of what you're using and not had that problem. (We use T1 PRI.) Perhaps if you post more information about your configuration someone on the list may spot something wrong. >From: "Duygu Dogmus" <duygu at isbank.net.tr> > >Unfortunately it didn't work. I made more tests and seen that the period of >downtime and uptime changes on different Max TNT shelves. On sum of them the >uptime is 4 minutes and downtime 10-12 seconds. The tests on a Max TNT with >software version 8.0.3 and csmx modem cards has shown the same results. Then >I tried making connections with different modems;with USRobotics 56K Modem I >didn't observe this situation, but with most of the modems this problem is >obvious. > >Duygu > >Peter Lalor wrote: > >> >From: "Duygu Dogmus" <duygu.dogmus at is.net.tr> >> > >> >We have MAX TNT's with software version 7.2.3 and we are using 48-Port >> >Dual Slot Modem Cards on it. We are facing a problem with dialup >> >connections. After a dialup connection is established, data transmision >> >end recive stops for 5-10 seconds than starts again and goes on for >> >20-30 seconds, then stops again and starts again... This goes on like >> >this until the connection is terminated. >> >> Try turning LQM on. (And if it's on... try turning it off.) >> -- >> > > Peter Lalor Infoasis -- Peter Lalor Infoasis plalor at infoasis.com http://www.infoasis.com/ "Where's my burrito?" -- Homer ++ Ascend Users Mailing List ++ To unsubscribe: send unsubscribe to ascend-users-request at bungi.com Archives: http://www.nexial.com/mailinglists/