Hello Mark, I have been working on a similar plan but am still looking for reasonable/tested hardware - can you tell me what devices you are using?
Thanks, Jonathon On Apr 7, 2005 7:01 AM, Mark Dutton <[EMAIL PROTECTED]> wrote: > > Hi there > > I have a SIP ATA with a fax machine attached and a SIP FXO gateway to the > PSTN. When I try to send faxes in either direction, I get nothing but stony > silence. I have changed the gateway and the ATA to peer to peer mode to test > them and they happily do the T.38 thing and faxes flow. > > It seems that they initially negotiate a G.729 codec, which is what I want > and then when the receiving end detects the fax machine, it wants to > re-negotiate and use the t38fax codec. This is the working the Micronet > devices use at least. > > When I put the units into proxy mode and run them through Asterisk, they > fail at the negotiation stage. > > Now I have learned from my dealings with Asterisk and the newsgroup that > Asterisk does not do T.38. However, why should it not let devices do T.38? > My debug messages from Asterisk don't show it saying no, but the gateways > don't wont' setup the T.38 on Asterisk. > > I have chanded sip.conf to allow=all and there are no explicit rules in the > registrations for the gateways. > > Does anyone have an idea here? > > For this venture to be truly usable, I have to be able to get FAX working at > this basic level. > > Regards > > Mark Dutton > _______________________________________________ > 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 > > _______________________________________________ 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
