> I am building for a customer an * solution that will use 2 Digium cards. > > 1 x TE110P (T1 ISDN PRI) > 1 x TDM40B (4 analog ports, 2 for faxes, 2 for extensions) > > The system will be connected to the PSTN through the T1 ISDN PRI interface. > All customer extensions will be SIP phones except 2 fax > machines that will use the analog FXS ports on the TDM40B card. > > I have been investigating on this list and found that faxing is not reliable > between Zaptel cards and that Digium does not support nor > recommend fax over the TDMXXB interfaces. > > Is this true ? Will fax not be reliable enough for my customer ?
True... the TDM card (or its drivers) has an issue with missed frames that seriously impacts its ability to handle _any_ modem-type calls. > Will it be better to use Audiocodes digital and analog gateway (ATA) > with T.38 capabilities ? A good ATA should work fine, but you should probably test it before exposing your customer to potential problems. Others have used ATA's with analog fax machines. _______________________________________________ Asterisk-Users mailing list [email protected] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
