Yealink SIP-T54S Administrator's Manual page 74

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Phone User Interface
Details of Configuration Parameters:
static.network.static_dns_enable
Description:
Triggers the static DNS feature to on or off.
0-Off
1-On
If it is set to 0 (Off), the IP phone will use the IPv4 DNS obtained from DHCP.
If it is set to 1 (On), the IP phone will use manually configured static IPv4 DNS.
Note: It works only if the value of the parameter "static.network.internet_port.type" is set to
0 (DHCP). 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->Advanced (default password: admin) ->Network->WAN Port->IPv4->Type
(DHCP)->Static DNS
static.network.primary_dns
Description:
Configures the primary IPv4 DNS server.
Example:
static.network.primary_dns = 202.101.103.55
Note: It works only if the value of the parameter "static.network.static_dns_enable" is set to
1 (On). 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:
Menu->Advanced (default password: admin) ->Network->WAN Port->IPv4->Type
(DHCP)->Static DNS (Enabled) ->Pri.DNS
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Parameters
ork&q=load
Configure the static DNS feature.
Configure static DNS address.
Permitted Values
0 or 1
IPv4 Address
Default
0
Blank