Yealink VC400 Administrator's Manual page 75

- (Optional.) If you mark the DHCP radio box, you can configure the static DNS address
in the corresponding fields.
Click Confirm to accept the change.
4.
A dialog box pops up to prompt that the settings will take effect after a reboot.
Click OK to reboot the phone.
5.
To configure IPv6 address assignment method via phone user interface:
Select Menu->Advanced (default password: 0000) ->Internet Configuration.
1.
Select IPv4 & IPv6 or IPv6 from the IP Mode field.
2.
Press or to highlight IPv6 and press
3.
Select the desired IPv6 address assignment method.
4.
If you uncheck the DHCP checkbox, configure the IPv6 address and other network
parameters in the corresponding fields.
Press the Save soft key to accept the change.
5.
The IP phone reboots automatically to make settings effective after a period of time.
To configure static DNS when DHCP is used via phone user interface:
Select Menu->Advanced (default password: 0000) ->Internet Configuration ->IPv6.
1.
Check the DHCP checkbox.
2.
Check the Static DNS checkbox.
3.
Enter the desired values in the DNS Primary Server and DNS Secondary Server fields
4.
respectively.
Press the Save soft key to accept the change.
5.
Configuring Network
.
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