[OpenSER-Users] Any Sip Phone support examples/web_im/click_to_dial.php? Mine failed, UA says "481 Call Leg/Transaction Does Not Exist"

Juha Heinanen jh at tutpro.com
Fri Dec 21 10:54:07 CET 2007


CHEN XUEQIN writes:

 > 4. t_uac_dlg is invoked, send sip REFER message to Caller Sip softphone,
 > softphone return 481 Call Leg/Transaction Does Not Exist, so the call
 > can't be setup.

try sending first invite and when you get back 200 ok, send refer.  this
works fine at least with twinkle (linux softphone).

-- juha




More information about the Users mailing list