INVITE   sip:robot@pcs.ellemtel.net SIP+/0.0From:    sip:mcseem@vovida.mera.ru:5060Via: SIP+/0.0/UDP first.example.com:4000;ttl=16;maddr=224.2.0.1;branch=a7c6a8dlze (Example), SIP/2.0/UDP adk8Route: sip:nbd.kis.ru,sip:mera.ru,sip:kis.ruContact: mail:serg@mera.ruAccept-Language:daAccept-Language:en-gb;q=0.8, en;q=0.7Content-Type: application/sdpL:       123Call-Id: 8976654423987907@mcseem.mera.ruv=0o=bell 53655765 2353687637 IN IP4 128.3.4.5s=Mbone Audioc=IN IP4 135.180.144.94m=audio 3456 RTP/AVP 0 3 4 5