Yealink SIP-T2 Series Administrator's Manual page 37

Procedure
Network parameters can be configured manually using the configuration files or locally.
Configuration File
Local
Details of Configuration Parameters:
Parameters
network.internet_port.type
Description:
Configures the Internet (WAN) port type for IPv4 when the IP address mode is
configured as IPv4 or IPv4&IPv6.
0-DHCP
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
<y0000000000xx>.cfg
Web User Interface
Phone User Interface
Getting Started
Configure network parameters of
the IP phone manually.
Parameters：
network.internet_port.type
network.ip_address_mode
network.internet_port.ip
network.internet_port.mask
network.internet_port.gateway
network.primary_dns
network.secondary_dns
Configure network parameters of
the IP phone manually.
Navigate to:
http://<phoneIPAddress>/servlet
?p=network&q=load
Configure network parameters of
the IP phone manually.
Permitted Values
0, 1 or 2
Default
0
25