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NTU Optical Network Terminals 49
– Automatically synchronize with Internet time servers—when checked, enables automatic
synchronisation with Internet precision time servers
– First NTP time server—the main precision time server
– Second NTP time server—the second precision time server (none—do not use supplementary servers)
– Third NTP time server—the third precision time server (none—do not use supplementary servers)
– Fourth NTP time server—the fourth precision time server (none—do not use supplementary servers)
– Fifth NTP time server—the fifth precision time server (none—do not use supplementary servers)
– Time zone offset—time zone according to UTC
Choosing the Other option in the drop-down list of servers activates a window to the right
where the address of the precision time server should be manually entered.
4.5.4 Ping submenu. Test the Availability of Network Devices
Use this menu to test the availability of network devices connected to the router with Ping utility.
In order to check availability of a connected device, enter its IP address into the field and click the Ping
button. Click the TraceRoute button to view the route tracing. The information will be displayed on this page of
the web interface.
4.5.5 Password submenu. Access control configuration (setting passwords)
Use the menu to change a device access password.
To change the password, enter the current password, then enter a new password and confirm it.
Click the Apply/Save button to accept and save the changes.