Hi, Thanks for your reply, I solve this issue by modifying tm/config.c
Line 69: change 1 to 0. Derrick -----Original Message----- From: sr-users-boun...@lists.sip-router.org [mailto:sr-users-boun...@lists.sip-router.org] On Behalf Of Daniel-Constantin Mierla Sent: Tuesday, April 12, 2011 12:28 PM To: SIP Router - Kamailio (OpenSER) and SIP Express Router (SER) - UsersMailing List Subject: Re: [SR-Users] How I can turn off 100 trying reply Hello, On 4/12/11 6:20 PM, Henning Westerholt wrote: > On Tuesday 12 April 2011, Derrick Ding wrote: >> I wonder how I can make Kamailio not to send "100 Trying" msg when >> receive INVITE request, by modifying kamailio.cfg or source code. > Hi Derrick, > > if you use a 3.x version, try t_relay_to (from the tm module docs): > > 1.5.37. t_relay_to(proxy, flags) > > Forward the SIP request to a specific address, controlling internal > behavior via flags. > ... > * flags - bitmask integer value to control the internal behavior. > Bits can be: > + 0x01 - do not generate 100 reply. this works for t_realy_to() indeed, for other functions, there is either a module parameter to set this kind of behaviour globally or a function to do it per transaction: http://kamailio.org/docs/modules/stable/modules/tm.html#auto_inv_100 http://kamailio.org/docs/modules/stable/modules/tm.html#t_set_auto_inv_1 00 These are valid in v3.x. Cheers, Daniel -- Daniel-Constantin Mierla http://www.asipto.com _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users