Yealink Yealink SIP-T28P, Administrator'S Manual

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Administrator’s Guide for SIP-T2xP and SIP-T19P IP Phones
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0-Disabled (use the NTP server obtained by
DHCP preferentially)
1-Enabled
Example local_time.manual_ntp_srv_prior = 0
Parameter-
local_time.ntp_server1
Configuration File
<MAC>.cfg
Description
Configures the IP address or the domain name
of the primary NTP server.
Format IP Address or Domain Name
Default Value cn.pool.ntp.org
Range String within 99 characters
Example local_time.ntp_server1 = cn.pool.ntp.org
Parameter-
local_time.ntp_server2
Configuration File
<MAC>.cfg
Description
Configures the IP address or the domain name
of the secondary NTP server. If the primary NTP
server is not configured or cannot be
accessed, the IP phone will request the time
and date from the secondary NTP server.
Format IP Address or Domain Name
Default Value cn.pool.ntp.org
Range String within 99 characters
Example local_time.ntp_server2 = cn.pool.ntp.org
Parameter-
local_time.interval
Configuration File
<MAC>.cfg
Description
Configures the IP phone to update time and
date from the NTP server at regular intervals
(in seconds).
Format Integer
Default Value 1000
Range 15 to 86400