Troubleshooting
27
15. Troubleshooting
This part provides guidance to help you solve problems you might encounter when deploying phones.
If you require additional information or assistance with the deployment, please contact your system administrator.
Why does the phone fail to download configuration files?
Ensure that auto provisioning feature is configured properly.
Ensure that the provisioning server and network are reachable.
Ensure that authentication credentials configured on the phone are correct.
Ensure that configuration files exist on the provisioning server.
Why does the provisioning server return HTTP 404?
Ensure that the provisioning server is properly set up.
Ensure that the access URL is correct.
Ensure that the requested files exist on the provisioning server.
Why does the phone display "Network Down"?
Ensure that the Ethernet cable is plugged into the Internet port on the phone and the Ethernet cable is not loose.
Ensure that the switch or hub in your network is operational.
Ensure that the configurations of network are properly set in the configuration files.
Why is the permission denied when uploading files to the root directory of the FTP server?
Ensure that the complete path to the root directory of the FTP server is authorized.
Check security permissions on the root directory of the FTP server, if necessary, change the permissions.
Why doesn’t the phone obtain the IP address from the DHCP server?
Ensure that settings are correct on the DHCP server.
Ensure that the phone is configured to obtain the IP address from the DHCP server.
Why doesn’t the phone display the Language, only display English on LCD and Web?
Ensure that the name of the language is correct.
Ensure that the network is available and the root directory is right for downloading.
Ensure that the parameters are correctly set in the configuration files.
Ensure that the language’s Coding format is
UTF-8
.
Why doesn’t the phone display the wallpaper or ScreenSaver or the weblogo of webpage?
Ensure that the file format of the wallpaper, ScreenSaver and weblogo is *.jpg.
Ensure that the size of the wallpaper, ScreenSaver and weblogo file is not larger than that the phone supports, or
check the hlpres.tar is not larger than 2M
Ensure that the name of the wallpaper, ScreenSaver and weblogo are correct.
Ensure that the network is available and the root directory is right for downloading.
Ensure that the wallpaper, ScreenSaver and weblogo files in the hlpres.tar file.
Why doesn’t the phone update configurations?
Ensure that the configuration files are different from the last ones.
Ensure that the phone has downloaded the configuration files.
