Network time servers, Network time servers -32, Configuring the ip phones – Aastra Telecom SIP 480I User Manual
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Advanced Network Settings
4-32
41-001129-00 Rev 09, Release 1.4.1
IP Phone Administrator Guide
Configuring the IP Phones
Network Time Servers
Network Time Protocol (NTP) is a protocol that the IP phone uses to synchronize
the phone clock time with a computer (configuration server) in the network.
To use NTP, you must enable it using the configuration files or the Aastra Web UI.
You can specify up to three time servers in your network.
Configuring NTP Servers (optional)
Use the following procedure to enable/disable and configure the NTP servers
using the configuration files.
Use the following procedure to enable/disable the NTP server using the IP Phone
UI.
Note:
The IP phones support NTP version 1.
Configuration Files
For specific parameters you can set in the configuration files, see Appendix A, the section,
on
IP Phone UI
Step Action
1
For 9112i/9133i:
Press
I
on the phone to enter the Options List.
For 480i/480i CT:
Press
% on the phone to enter the Options List.
2
Select Time and Date.
3
Select Time Server.
Note: The Timer Server is disabled by default.