Hello, can anyone help me by my config for faxing with freeswitch. I have testet al functions of spandsp also to set the software Modems active and receive faxes with hylafax but nothing works. Thats the function I want to get inbound Sip-provider à Freeswitch à Cisco SPA3102 Line 1(T.28 enabled) à hp fax or another For now i´m getting the message no fax detected from my faxing maschine Outbound Hp fax or another à Cisco SPA3102 Line 1 à Freeswitch à Sip-provider . There I get the message phone busy always I know the other faxing maschine isn busy thats my second The softmodem are also always busy I cant check the function by cu l FS because it tells me line in use. Freeswitch Version is the latest master branch of 1.4 Thanks for your advice Martin