Yealink SIP-T21 E2 User Manual page 28

User Guide for the SIP-T21(P) E2 IP Phone
2. Press
Mode field.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
To configure a static IPv4 address via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
Make sure that the IP address mode is configured as IPv4 or IPv4 & IPv6.
2. Press
3. Press
4. Enter the desired values in the IPv4, Subnet Mask, Default Gateway, IPv4 Pri.DNS
and IPv4 Sec.DNS fields respectively.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
To configure a static IPv6 address via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->WAN Port.
2. Press
3. Press
4. Enter the desired values in the IPv6 IP, IPv6 IP Prefix, Default Gateway, IPv6 Pri.DNS
and IPv6 Sec.DNS fields respectively.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
18
or , or the Switch soft key to select IPv4, IPv6 or IPv4 & IPv6 from the IP
to select the IPv4 and then press the Enter soft key.
to select Static IPv4 Client and then press the Enter soft key.
to select IPv6 and then press the Enter soft key.
to select Static IPv6 Client and then press the Enter soft key.