Yealink SIP-T2 Series

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones
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Configure the NTP server, time zone.
Parameters:
local_time.ntp_server1
local_time.ntp_server2
local_time.interval
local_time.time_zone
local_time.time_zone_name
Web User Interface
Configure NTP by DHCP priority
feature and DHCP time feature.
Configure the NTP server, time zone.
Navigate to:
http://<phoneIPAddress>/servlet?p
=settings-datetime&q=load
Phone User Interface
Configure DHCP time feature.
Configure the NTP server, time zone.
Details of Configuration Parameters:
Parameters
Permitted Values
Default
local_time.manual_ntp_srv_prior
0 or 1
0
Description:
Configures the priority for the IP phone to use the NTP server address offered by the DHCP
server.
0-High (use the NTP server address offered by the DHCP server preferentially)
1-Low (use the NTP server address configured manually preferentially)
Web User Interface:
Settings->Time & Date->NTP by DHCP Priority
Phone User Interface:
None
local_time.dhcp_time
0 or 1
0
Description:
Enables or disables the IP phone to update time with the offset time offered by the DHCP
server.
0-Disabled
1-Enabled