Hello all,
i am looking for some help or suggestions for the following topics:
1)
i have two SIP peers registered to the PBX.
after Peer1 INVITE Peer2, often, expecially if it is the first message issued after the peers have been registered, the PBX reply with 503 Server Error.
After Peer1 INVITE Peer2, and Peer2 has already replied 200OK to the pbx, pbx issue another INVITE to Peer2,
See the log below:
(PBX = 192.168.0.20, peers are .27 and .28)
FROM TO
192.168.0.27 192.168.0.20 SIP Request: REGISTER sip:192.168.0.20
192.168.0.20 192.168.0.27 SIP Status: 100 Trying (1 bindings)
192.168.0.20 192.168.0.27 SIP Status: 200 OK (1 bindings)
192.168.0.28 192.168.0.20 SIP Request: REGISTER sip:192.168.0.20
192.168.0.20 192.168.0.28 SIP Status: 100 Trying (1 bindings)
192.168.0.20 192.168.0.28 SIP Status: 200 OK (1 bindings)
192.168.0.27 192.168.0.20 SIP/SDP Request: INVITE sip:10028@192.168.0.20, with session description
192.168.0.20 192.168.0.27 SIP Status: 407 Proxy Authentication Required
192.168.0.27 192.168.0.20 SIP Request: ACK sip:10028@192.168.0.20
192.168.0.27 192.168.0.20 SIP/SDP Request: INVITE sip:10028@192.168.0.20, with session description
192.168.0.20 192.168.0.27 SIP Status: 100 Trying
192.168.0.20 192.168.0.28 SIP/SDP Request: INVITE sip:ann28@192.168.0.28:5060, with session description
192.168.0.28 192.168.0.20 SIP Status: 180 ringing
192.168.0.20 192.168.0.27 SIP Status: 180 Ringing
192.168.0.28 192.168.0.20 SIP/SDP Status: 200 OK, with session description
192.168.0.20 192.168.0.28 SIP Request: ACK sip:ann28@192.168.0.28:5060
192.168.0.20 192.168.0.27 SIP/SDP Status: 200 OK, with session description
192.168.0.20 192.168.0.28 SIP/SDP Request: INVITE sip:ann28@192.168.0.28:5060, with session description
192.168.0.27 192.168.0.20 SIP Request: ACK sip:10028@192.168.0.20
192.168.0.20 192.168.0.27 SIP/SDP Request: INVITE sip:ann27@192.168.0.27:5060, with session description
192.168.0.27 192.168.0.20 SIP/SDP Status: 200 OK, with session description
192.168.0.20 192.168.0.27 SIP Request: ACK sip:ann27@192.168.0.27:5060
192.168.0.28 192.168.0.20 SIP/SDP Status: 200 OK, with session description 644
192.168.0.20 192.168.0.28 SIP Request: ACK sip:ann28@192.168.0.28:5060 417
So i don’t understand why the pbx reinvite the peer 192.168.0.28.
Any help is really appreciated.
Many thanks