• A key Dial-up FXO
Users can directly set a PSTN number on the “External Extension” text box to troubleshoot issues related to
the analog trunk easily, the following steps shows how to use this feature:
1. Configure analog trunk on UCM, including outbound route.
2. Enter a reachable external number in “External Extension”.
3. Press “Start” button. The call will be initiated to the external number.
4. Answer and finish the call before pressing “Stop” button.
The trace will be available for analysis to download after output result shows “Done! Click on Download to
download the captured packets”.
Figure 261: A Key Dial-up FXO
Note: When using a Key Dial-up FXO feature the outbound trunk for the analog trunk need to have internal
permission. As well as it should be the trunk with the highest outbound route priority.
After capturing the trace, users can download it for basic analysis. Or you can contact Grandstream
Technical support in the following link for further assistance if the issue is not resolved.
http://www.grandstream.com/index.php/support
Service Check
Enable Service Check to periodically check UCM6200. Check Cycle is configurable in seconds and the default
setting is 60 sec. Check Times is the maximum number of failed checks before restart the UCM6200. The default
setting is 3. If there is no response from UCM6200 after 3 attempts (default) to check, current status will be
stored and the internal service in UCM6200 will be restarted.