Yealink SIP-T23, Provisioning Manual

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Appendix
169
Parameter
Permitted
Values
Descriptions Web Setting Path
parameter “local_time.summer_time” is set to
2 (Automatic).
local_time.manual_time_enable 0 or 1
It configures the IP phone to obtain time from
NTP server or manual settings.
0-NTP
1-Manual
The default value is 0.
Settings->Time & Date->Manual Time
local_time.manual_ntp_srv_prior 0 or 1
It enables or disables the IP phone to use
manually configured NTP server
preferentially.
0-Disabled (use the NTP server obtained by
DHCP preferentially)
1-Enabled(use the NTP server configured
manually preferentially)
The default value is 0.
Settings->Time & Date->NTP By DHCP
Priority
local_time.ntp_server1
IP address or
domain name
It configures the IP address or domain name
of the NTP server 1.
The default value is cn.pool.ntp.org.
Settings->Time & Date->Primary
Server
local_time.ntp_server2
IP address or
domain name
It configures the IP address or domain name
of the NTP server 2. If the NTP server 1 is not
configured or cannot be accessed, the IP
Settings->Time & Date->Secondary
Server