Yealink SIP-T27G User Manual page 33

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Press or to select IPv4, IPv6 or IPv4 & IPv6 from the IP Mode field.
2.
Press the Save soft key to accept the change or the Back soft key to cancel.
3.
You can configure a static IPv4 address for the IP phone. Before configuring it, make sure that
the IP mode is configured as IPv4 or IPv4 & IPv6.
To configure a static IPv4 address via phone user interface:
Press Menu->Settings->Advanced Settings (default password: admin)
1.
->Network->WAN Port.
Press or to select IPv4 and then press the Enter soft key.
2.
Press or to select Static IPv4 Client and then press the Enter soft key.
3.
Enter the desired value in the IP Address, Subnet Mask, Default Gateway, Pri.DNS and
4.
Sec.DNS field respectively.
Press the Save soft key to accept the change or the Back soft key to cancel.
5.
You can configure a static IPv6 address for the IP phone. Before configuring it, make sure that
the IP mode is configured as IPv6 or IPv4 & IPv6.
Getting Started
23