Capture Network Packets

Ethernet Capture Tool allows you to capture network packets for troubleshooting in scenarios such as extension registration failure, no audio or one-way audio issue, or intermittent VoIP interconnection failure. This topic describes how to capture packets on Yeastar P-Series Cloud Edition.

Procedure

  1. Log in to PBX web portal, go to Maintenance > Troubleshooting > Ethernet Capture Tool.
  2. Capture packets from the PBX.
    1. Click Start to begin capturing packets.
    2. Reproduce the issue of VoIP trunks or extensions.
    3. Click Stop to end packet capture.

      The captured packets are saved in the PBX local storage.

  3. Click Download to download the packet file.

Result

The captured packets are downloaded as a .tar file, which contains a .pcap file for analysis.

What to do next

Decompress the .tar file, then open the .pcap file in Wireshark software to analyze the SIP calls.

For more information, see Analyze SIP Calls in Wireshark.