SIP/2.0 503 Service Unavailable..Via: SIP/2.0/UDP 79.170.68.144;branch=z9hG4bK805.e2f3bfa1.0..Via: SIP/2.0/UDP 79.170.64.151:5060;branch=z9hG4bK14faa4097ll7d213fINV26d034814d
4da55dbf000000050000001372519733@ens.com..CSeq: 745501 INVITE..User-Agent: FreeSWITCH-mod_sofia/1.0.head-git-54e5011 2011-04-12 13-35-39 -0500..Accept: application/sdp..Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE..Supported: timer, precondition, path, replaces..Allow-Events: talk, hold, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer..Reason: Q.850;cause=41;text="NORMAL_TEMPORARY_FAILURE"..Content-Length: 0..Remote-Party-ID: "34661574758" <
sip:34661574758@79.170.68.154>;party=calling;privacy=off;screen=no....