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System log displays
DDNS‑related error displays
Category Display Description of error
Connection error No response from the DDNS server. A mistake may have been made in specifying the DDNS
server.
Check the DDNS settings again.
The DDNS server may be down.
Consult your network administrator.
User name or password isn't correct. The user name or password may be incorrect.
Check the DDNS settings again.
IP address update failed. An IP address update error has occurred in the DDNS
server.
Consult your network administrator.
Internal error Undefined error. A problem has occurred in the DDNS function.
Check the DDNS settings again.
NTP‑related error displays
Category Display Description of error
Connection error No response from the NTP server. The IP address of the server may be incorrect.
Check the server’s IP address settings again.
The NTP server may be down.
Consult your server administrator.
Internal error Undefined error. A problem has occurred in the NTP function.
Check the NTP settings again.
Successful
NTP‑based time
synchronization
NTP update succeeded. The time has been updated successfully.
Login‑related displays
Category Display Description of error
Login (User name or IP address) If user authorization has been set, the name of the user who
has logged onto the unit is displayed.
If host authorization has been set, the IP address of the user
who has logged onto the unit is displayed.