Time
Problem Cause/Solution
The time is not correct.
• In the Web user interface, you can set NTP
synchronization and DST (Summer Time) control to adjust
the time automatically (® see 4.4.5 Time Adjust
Settings).
• If the time is still incorrect even after setting NTP
synchronization, check the firewall and port forwarding
settings on the router (® see 1.1.7 Other Network
Settings).
Error Codes
When a system error occurs, an error code is displayed on the unit.
Error code
Probable Cause Solution
10001 MAC address error Consult your network administrator or phone system
dealer.
11001–11006 Device error Consult your network administrator or phone system
dealer.
90001
• Transmission error
• Unit not registered
• Check network settings.
• Check that settings are correct for registration to the
SIP server.
Checking the Status of the Unit
You can check the status of the unit by using Web user interface programming (® see 4.2.2 Network
Status and 4.2.3 VoIP Status) or by looking at system logs (® see 5.3.3 Syslog Settings) sent from the
unit.
To check the setting status in the Web user interface
1. Click the [Status] tab, and then click [Network Status] to check the network settings.
2. Check the status displayed.
3. Click [VoIP Status] to check the VoIP settings.
4. Check the status displayed.
To send the system logs of specified events to the syslog server
1. Set the following parameters to specify your PC (Windows, Linux
®
operating system, etc.) as the syslog
server:
– SYSLOG_ADDR: Specifies the IP address or FQDN of the syslog server.
– SYSLOG_PORT: Specifies the port number of the syslog server.
2. Set the following parameters to log specific events:
– SYSLOG_EVENT_SIP: Logs SIP-related syslog events.
– SYSLOG_EVENT_CFG: Logs syslog events regarding configuration.
– SYSLOG_EVENT_VOIP: Logs syslog events regarding VoIP operation.
– SYSLOG_EVENT_TEL: Logs syslog events regarding telephone functions.
256 Administrator Guide Document Version 2011-06
8.1 Troubleshooting
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