Yealink SIP-T48G Administrator's Manual page 169

Parameters
Settings->Time & Date->NTP by DHCP Priority
Phone User Interface:
None
local_time.dhcp_time
Description:
Enables or disables the IP phone to update time with the offset time offered by the
DHCP server.
0-Disabled
1-Enabled
Note: It is only available to offset from GMT 0.
Web User Interface:
Settings->Time & Date->DHCP Time
Phone User Interface:
Menu->Settings->Basic Settings->Time & Date->DHCP Time
local_time.ntp_server1
Description:
Configures the IP address or the domain name of the NTP server 1.
Example:
local_time.ntp_server1 = 192.168.0.5
Web User Interface:
Settings->Time & Date->Primary Server
Phone User Interface:
Menu->Settings->Basic Settings->Time & Date->SNTP Settings->NTP Server1
local_time.ntp_server2
Description:
Configures the IP address or the domain name of the NTP server 2.
If the NTP server 1 is not configured or cannot be accessed, the IP phone will request
the time and date from the NTP server 2.
Example:
local_time.ntp_server2 = 192.168.0.6
Web User Interface:
Permitted Values
0 or 1
IP Address or Domain
Name
IP Address or Domain
Name
Configuring Basic Features
Default
0
cn.pool.ntp.org
cn.pool.ntp.org
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