Most complaints concerning fax and asterisk are from people trying to fax over IP.
-- -- Steven May you have the peace and freedom that come from abandoning all hope of having a better past. --- - --- - - - - - - - -- - - - --- - ------ - - --- - - -- - - - -- - - - "Adolfo R. Brandes" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > Lee Howard wrote: >> However, based on the comments you give I'd suspect that you're having what >> people seem to be calling "frame slipping". There >> seem to be some motherboards that react poorly with Zap cards (or their >> respective drivers) and cause that. Your zttest results >> should be revealing here. > > We hadn't thought of using zttest. I'll do some research on how it can be > used to detect frame slips and problems of the sort, > and will post our results later. Great pointer, though! > >> The concurrent calls really isn't that big of a deal, either, if those are >> your thoughts. The bigger issue seems to be the >> quality of the audio as it is delivered to the fax application/modem. > > Interesting. The little information I've found on the subject seemed to > imply that Asterisk couldn't handle more than a handful > of fax calls using software DSP. This could also be explained away by frame > slips too, right? > >> In my experience Sangoma offers better (or maybe just more caring) post-sale >> support than does Digium, however, the "frame >> slipping" issue seems to happen with both sets of hardware. > > Thanks for clearing that up. I had begun to get the impression that Sangoma > cards were overall better cards than Digium's. It > seems that's not necessarily the case. > >> As for Eicon Divas being used for IVR, I've never used them that way. > > We haven't, either. It had just come to our attention, however, that using > hardware DSP might be a better bet. Nevertheless, > little research was done with respect to using Eicon Divas as something > similar to a Zap device with Asterisk. It seems chan_capi > might do the trick. > >> The most success I've seen has been to bridge the call through Asterisk to a >> T1 fax modem such as a Patton 2977 or an Eicon Diva >> Server with HylaFAX running the modems. > > Now THAT is a very good idea! To us, it means that if push comes to shove, > there is a certain method for having IVR and reliable > faxing available during a single call. Thank you! But just to make it > clear, woudn't frame slips enter the picture here too? > > In any case, thank you for replying, Lee! Your post was extremely helpful. > > Adolfo R. Brandes > > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > Asterisk-Users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- Asterisk-Users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
