![]() The packet capture will be located in the directory where you issued the 'tcpdump' command. ![]() Recreate the issue, then exit Zoiper and stop the packet capture - go back to the terminal and press Ctrl+c. Once the tcpdump command is running, start Zoiper. You will need to enter your password, then you will see the list of your network adapters.Įthernet (cable) is eth0,1,2,3 and wi-fi adapters are wlan0,1,2. In the Terminal press Ctrl+c or use backspace to make sure there is nothing else on the line, then typeĪnd press Enter. If you do not know which one it is, use the ifconfig command. Replace with the network adapter which you use to access the Internet. Sudo tcpdump -i ethX -n -l -s 1500 -w zoiper.cap Start your favorite terminal emulator and issue the tcpdump command: When done exit Zoiper, then stop capturing and save the capture as a file.ī) Creating a packet capture by using tcpdump in the terminal Make sure Zoiper is not running, start Wireshark, select the currently active network interface and start capturing. Note that Wireshark requires to be started as super user in order to capture the interface, or follow the Wireshark manual about how to allow unprivileged users to do it instead. Here is our basic PDF tutorial about how to make a packet capture: Wireshark documentation is available here: Wireshark is a useful tool for taking packet captures and network monitoring. You could either use an application like Wireshark or run the tcpdump command in the terminal.Ī) Creating a packet capture file by using Wireshark The capture contains information about account registrations, configuration details, etc. Hint: In the Help menu, if the logger is ON you will see a "Disable debug log" option.Ī packet capture log file is required so our developers could follow the network packets sent and received by Zoiper. If you do not need the debug logger ON, you can disable it by using the Settings -> Preferences -> Diagnostics menu, or the Help menu next time when you start Zoiper. When the issue is recreated, exit Zoiper to make sure that the log contains only relevant information. You can access it by opening the a File explorer (thunar, nautilus, konqueror) and opening your home folder. No matter which approach you will use, a file named logfile_XXXXX_YYYYY.txt will be created in the home folder for the currently logged linux user. now exit the softphone and then start it again to create the log file.go to the Advanced tab and select Diagnostic.Open the Settings menu on the main Zoiper screen and select Preferences.you will be warned that the created file would be very large ī) Turn ON the debug logger by using the Settings window:.Open the HELP menu and select "Enable debug log".There are two ways to enable / disable the debug logger:Ī) Turn ON the debug logger by using the Help menu on the main Zoiper screen: It is usually required by our developers for their investigation. It contains detailed information about the events that took place, such as account registration, network status, configuration status, etc. are disabled.Ī debug log is created only if the debug logger is ON. Note: Before preparing a set of log files, make sure that all non-strictly required settings such as STUN, Rport, KPML, MWI, Presence, etc. Usually a packet capture file is always requested along with a debug log file. Other log files, that are not listed here, may also be requested by our Support team.strace - contains very useful information in case Zoiper behaved unexpectedly. ![]()
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