Cisco C926 User Manual page 46

To configure Network via Web interface:
1. Click Network Basic IPv6 setting
2. Select the desired Type: DHCP, Static
3. Fill required fields.
4. Click the SaveSet and restart the phone.
IPv4&IPv6
If you set IP Mode to IPv4&IPv6,IP phone will support both IPv4 and IPv6 address. The settings of DHCP, Static, and PPPoE are same as above.
To configure IPv4&IPv6 via Phone interface:
1. Press Menu Settings Advanced Setting (password: admin) Network WAN Port IP Port Mode.
2. Press or to change the IP Port Mode..
3. Press or Save soft key to save the configuration.