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1. Packet capture durations should be configured for the minimum amount of time necessary to capture the problem attempting to be reproduced.
   
   
2. When capturing a Media and/or SIP Signaling file, appropriate filters should be selected to minimize the volume of packets that must be captured. In particular, the following two filters should be utilized for Media and/or SIP Signaling file:
   
   
   • TCP/UDP Port filters
     Up to four filters can be listed. Separate the filters by using a comma. 
     
     

   • Host IP address

     Up to two IP addresses can be configured. If possible, the host IP addresses should be used against termination points that are only terminating a single call. 

      

     Info
     For each IP address entered (Host 1 or Host 2) a new option will become available to select capture direction.

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     Caption 0 Figure 1 Other Options Menu

      

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Maximum Duration

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Also, if you use the "RTP Player" in Wireshark to decode and play the media packets, the wrong time-stamps may cause noise and/or distortion in the display and audio playback of the media packets. To work around this issue, in the RTP Player of Wireshark, select the "Use RTP timestamp" option and then click Decode.