Yealink SIP-T2 Series Administrator's Manual page 34

Administrator's Guide for SIP-T23 & T23P & T23G IP Phones
1-PPPoE
2-Static IP Address
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
Network->Basic->IPv4 Config
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin) ->Network->WAN
Port->IPv4
network.static_dns_enable
Description:
Enables or disables the IP phone to use manually configured static IPv4 DNS when
the Internet (WAN) port type for IPv4 is configured as DHCP .
0-Disabled
1-Enabled
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
Network->Basic->IPv4 Config->Static DNS
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)->Network->WAN
Port->IPv4->DHCP IPv4 Client->Static DNS
network.primary_dns
Description:
Configures the primary IPv4 DNS server when the static IPv4 DNS is enabled.
Example:
network.primary_dns = 202.101.103.55
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
Network->Basic->IPv4 Config->Static IP Address->Primary DNS
Phone User Interface:
22
Parameters Permitted Values
0 or1
IPv4 Address
Default
0
Blank