Conv.| Time    | 192.168.0.80      | 192.168.0.104     | 192.168.0.32      |
5    |22.880   |         INVITE SDP ( g711A GSM g711U AAL2-G726-32 DVI4... 16-bit audi)          |                   |SIP From: sip:0969830612@192.168.0.80 To:sip:4304@192.168.0.104:5060
     |         |(5060)   ------------------>  (5060)   |                   |
5    |23.006   |         180 Ringing                   |                   |SIP Status
     |         |(5060)   <------------------  (5060)   |                   |
5    |27.885   |         CANCEL    |                   |                   |SIP Request
     |         |(5060)   ------------------>  (5060)   |                   |
5    |27.928   |         200 OK    |                   |                   |SIP Status
     |         |(5060)   <------------------  (5060)   |                   |
5    |27.946   |         487 Request Terminated          |                   |SIP Status
     |         |(5060)   <------------------  (5060)   |                   |
5    |27.948   |         ACK       |                   |                   |SIP Request
     |         |(5060)   ------------------>  (5060)   |                   |
-----------------------------------------------------------------------------
6    |29.982   |         INVITE SDP ( g711A GSM g711U AAL2-G726-32 DVI4... 16-bit audi)          |SIP From: sip:0969830612@192.168.0.80 To:sip:4364@192.168.0.32:5060
     |         |(5060)   -------------------------------------->  (5060)   |
6    |29.989   |         100 Trying|                   |                   |SIP Status
     |         |(5060)   <--------------------------------------  (5060)   |
6    |30.100   |         486 Do Not Disturb            |                   |SIP Status
     |         |(5060)   <--------------------------------------  (5060)   |
6    |30.100   |         ACK       |                   |                   |SIP Request
     |         |(5060)   -------------------------------------->  (5060)   |