invite.sip 400 B

123456789101112
  1. INVITE sip:[email protected] SIP/2.0
  2. Via: SIP/2.0/UDP 172.17.13.240:5061;rport;branch=z9hG4bKydcnjlpe
  3. Max-Forwards: 70
  4. To: <sip:[email protected]>
  5. From: <sip:[email protected]>;tag=dyggg
  6. Call-ID: [email protected]
  7. CSeq: 479 INVITE
  8. Contact: <sip:[email protected]:5061>;expires=3600
  9. Allow: INVITE,ACK,BYE,CANCEL,OPTIONS,PRACK,REFER,NOTIFY,SUBSCRIBE,INFO
  10. User-Agent: Twinkle/1.0
  11. Content-Length: 0