Frame 9 (445 bytes on wire, 445 bytes captured)
Internet Protocol, Src Addr: ac104.engdomain.com (10.250.250.104), Dst Addr: 10.250.250.201 (10.250.250.201)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5065 (5065)
Session Initiation Protocol
    Status line: SIP/2.0 180 Ringing
        Status-Code: 180
    Message Header
        Via: SIP/2.0/UDP 10.250.250.201:5065;branch=6bf7878a48254d837f46312fdfe470d5.4
        Via: SIP/2.0/UDP 10.250.250.201:5060;branch=251f33139bd95c4aa1511b886ff9126e.2
        Via: SIP/2.0/UDP 10.250.250.101:5060
        From: <sip:1017@vocal2.engdomain.com>;tag=2c18069
        To: <sip:5550101@vocal2.engdomain.com>;tag=25836
        Call-ID: call-1042670570-91@10.250.250.101
        CSeq: 1 INVITE
        Content-Length: 0