Yealink SIP-T4X Administration Manual page 40

3. Enter the user name and password in the corresponding fields.
4. Click Confirm to accept the change.
A dialog box pops up to prompt that settings will take effect after reboot.
5. Click OK to reboot the IP phone.
To configure PPPoE via phone user interface:
1. Press Menu->Advanced (password: admin) ->Network->WAN Port->IPv4.
2. Press or , or the Switch soft key to select the PPPoE from the Type field.
3. Enter the user name and password in the corresponding fields.
4. Press the Save soft key to accept the change.
The IP phone reboots automatically to make settings effective after a period of time.
There are two Ethernet ports on the back of IP phones: Internet port and PC port. Three
optional methods of transmission configuration for SIP-T4X IP phone Internet or PC
Ethernet ports:
Auto-negotiation

Half-duplex

Full-duplex

Getting Started
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