Hi, I have asterisk 1.2.18. I am trying to get asterisk to react to an (out of dialog) REFER ... see below. I get a 603 (no dialog) ... and in the code (sip.conf:3277) a comment being able but not supporting it?? Any pointers would be great ... is it a configuration option? REFER sip:600 at 192.168.200.71 SIP/2.0 Via: SIP/2.0/UDP 192.168.200.135;branch=z9hG4bKcf61.5bbef4d3.0 To: <sip:600 at 192.168.200.71> From: <sip:user1 at fest.org>;tag=000050315E7E56FF CSeq: 1 REFER Call-ID: 0000503131D131C9 at 192.168.200.135 Content-Length: 0 User-Agent: SER 0.9.6 Contact: <sip:user1 at 192.168.200.135> Refer-To: <sip:user1 at fest.org> Referred-By: <sip:user1 at fest.org> --- (11 headers 0 lines) --- Transmitting (no NAT) to 192.168.200.135:5060: SIP/2.0 603 Declined (no dialog) Via: SIP/2.0/UDP 192.168.200.135;branch=z9hG4bKcf61.5bbef4d3.0;received=192.168.200.135 From: <sip:user1 at fest.org>;tag=000050315E7E56FF To: <sip:600 at 192.168.200.71>;tag=as34a5041e Call-ID: 0000503131D131C9 at 192.168.200.135 CSeq: 1 REFER User-Agent: Asterisk PBX Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY Content-Length: 0