How to determine UDP packet loss of IP cameras connected to a VMS.

Issue:

Severe degradation of video image quality i.e. pixelation, “rubber band” effect, etc.

Environment:

VMS: 10.0.0.49
IP Camera: 10.0.0.66

Resolution:

1. Download and install Wireshark.
2. Launch Wireshark.
3. Click Capture > Options (Ctrl + K).
4. Click the Options tab> Set Stop capture automatically after... = 3 minutes.
   
   Note: This is recommended if you're connected over a WAN connection.
   
   
   
   
5. Click the Input tab and select the network adapter that communicates with your IP camera.
6. In the Capture filter for selected interfaces type the below replacing with the IP address of your camera:
   

   host 10.0.0.66

7. Click Start. The capture will run for 3 minutes then automatically stop.
   
   
   
   
8. Click and select a UDP packet as noted in red. In this example the stream number is 20008. Click Analyze > Decode As.
   
   
   
   
9. Click the + icon.
   
   
   
   
10. The Field Column should say UDP port and show a value of 20008. Click the Current column and select RTP. Click OK.
    
    
    
    
11. The Protocol column should now say RTP.
    
    
    
    
12. Click Telephony > RTP > Stream Analysis.
    
    
    
    
13. In the RTP Stream Analysis window check for Lost Packets.