Aastra Telecom 57I CT, 55I, 53I manual Network Time Servers, Configuring NTP Servers optional

IP Phone Administrator Guide

Network Settings

Network Time Servers

Phones				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.
IP						Note: The IP phones support NTP version 1.
the				Configuring NTP Servers (optional)
				Use the following procedure to enable/disable and configure the NTP servers
Configuring				using the configuration files.
			IP Phone UI
		Configuration Files
	For specific parameters you can set in the configuration files, see Appendix A, the section, “Time Server
	Settings” on page A-31.
				Use the following procedure to enable/disable the NTP server using the IP Phone
				UI.
	Step		Action
	1		Press		on the phone to enter the Options List.
	2		Select Preferences.
	3		Select Time and Date.
	4		Select Time Server.
	5		Enter your Administrator password.
			Note: The IP Phones accept numeric passwords only.
	6		Select Timer Server 1, Timer Server 2, or Time Server 3.
			Note: The Time Servers are disabled by default.
	7		To set a Time Server, press Enable. (Press Disable to disable a Time Server.)

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