http://www.grandstream.com/sites/default/files/Resources/GXP2130v2_2140_2160_2135_2170_Bluetoot
h_User_Guide.pdf
Packet Capture
GXP2130/GXP2135/GXP2140/GXP2160/GXP2170 is embedded with packet capture function on firmware
1.0.4.10 or greater. The related options are under Maintenance -> Packet Capture.
Figure 22: Packet Capture in Idle
User can also define whether RTP packets will be captured or not from With RTP Packets option.
When the capture configuration is set, press Start button to start packet capture. The Status will become
RUNNING while capturing, as showed in Figure 14. Press Stop button to end capture.
Press Download button to download capture file to local PC. The capture file is in .pcap format.
Figure 23: Packet Capture in Idle