Frame 1838 (573 bytes on wire, 573 bytes captured)
Internet Protocol, Src Addr: vocal.engdomain.com (10.250.250.202), Dst Addr: 10.200.1.1 (10.200.1.1)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5060 (5060)
Session Initiation Protocol
    Request line: ACK sip:galmaalouf@10.200.1.1:5060;line=1 SIP/2.0
        Method: ACK
    Message Header
        Via: SIP/2.0/UDP 10.250.250.202:5060;branch=be5c82e3e58bdabc4f5a1a001e4894cf.4
        Via: SIP/2.0/UDP 10.250.250.202:5060;branch=05be2905c1672eebd2dacd8c6bb84c3b.2
        Via: SIP/2.0/UDP 10.200.1.4:5060;branch=z9hG4bK-xnnczf649md6
        To: <sip:1142@vocal.engdomain.com>;tag=aup7ub5oxm
        From: "jringle" <sip:jringle@10.250.250.202>;tag=24th1b497c
        Call-ID: 3c41defa1e61-otf1blzfc8ak@10.200.1.4
        CSeq: 2 ACK
        Max-Forwards: 69
        Contact: <sip:jringle@10.200.1.4:5060;line=1>
        Content-Length: 0