Yealink SIP-T2 SERIES Administrator's Manual page 94

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Configures the secondary IPv4 DNS server.
Example:
network.secondary_dns = 202.101.103.54
Note: It works only if the value of the parameter "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->Secondary DNS
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin) ->Network->WAN
Port->IPv4->DHCP IPv4 Client->Static DNS (Enabled) ->IPv4 Sec.DNS
To configure static DNS address when DHCP is used via web user interface:
1. Click on Network->Basic.
2. In the IPv4 Config block, mark the DHCP radio box.
3. In the Static DNS block, mark the On radio box.
4. Enter the desired values in the Primary DNS and Secondary DNS fields.
5. Click Confirm to accept the change.
A dialog box pops up to prompt that settings will take effect after a reboot.
6. Click OK to reboot the phone.
To configure static DNS when DHCP is used via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port->IPv4->DHCP IPv4 Client.
2. Press
72
Parameters
or , or the Switch soft key to select Enabled from the Static DNS field.
Permitted Values Default