Discover the Power of FreeSWITCH T38 Passthrough The Ultimate Faxing Solution

... FreeSwitch · Grandstream Gateways · Grandstream UCM Series ... Save your changes and you should be able to send and receive T38 faxes through your PBX now. Hi, I'm having some serious trouble getting outbound t38 passthru to work in the following scenario: SIP Upstream <> FreeSWITCH <> Asterisk <> SIP ATA ... What things should I try to make Freeswitch more amenable to carrying these faxes? The ATAs on the other end are not recieving any T38 re-invite ... string Execute an application as soon as you get a T.38 invite. This variable is similar to execute_on_answer. You can run t38_gateway or rxfax etc when you get ... In freeswitch dialplan I create a extension debug_001 and bridge to another freeswitch instance. ... What action I should define to passthrough ... T.38 fax functionality is included in mod_spandsp. Loopback channel Loopback/ channels: T.38 pass-through can *NOT* be used with the loopback/ endpoint. Gridborg HMP Server supports T.38 fax origination, fax termination and fax pass through. ... ICTFAX based on open source Freeswitch ... Tests using fax passthrough showed that even packet loss below 1% can result in unreliable fax transmissions, whereas T.38 with full redundancy ... ... freeswitch (www.freeswitch.org) including 2833/4733 and passthrough T.38 (all using sofia for the signaling). Mike On Feb 7, 2008, at 8:22 AM, Pekka Pessi ... FAX Passthru Method: ReINVITE. FAX Enable T38: Yes. FAX T38 ECM ... FreeSWITCH FusionPBX Hard drive hostname iptables java Linux mysql ...