Frame 439 (326 bytes on wire, 326 bytes captured)
Internet Protocol, Src Addr: 10.250.250.202 (10.250.250.202), Dst Addr: 10.200.1.3 (10.200.1.3)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5060 (5060)
Session Initiation Protocol
    Status line: SIP/2.0 100 Trying
        Status-Code: 100
    Message Header
        Via: SIP/2.0/UDP 10.200.1.3:5060;branch=z9hG4bK-tezhwvy25ou5
        To: "jringle" <sip:jringle@10.250.250.202>;tag=y15w2v0hsd
        From: <sip:1416@10.250.250.202;user=phone>;tag=7hih3peh59
        Call-ID: 3c41dede1ca4-hbbht6cxjl7v@10.200.1.4
        CSeq: 1 INVITE
        Content-Length: 0