Yealink Yealink SIP-T42G, Administrator'S Manual

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Getting Started
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2. Select Auto Negotiate from the pull-down list of PC Port Active.
3. Click Confirm to accept the change.
A dialog box pops up to prompt that settings will take effect after a reboot.
4. Click OK to reboot the phone.
To disable the PC port via web user interface:
1. Click on Network->PC Port.
2. Select Disabled from the pull-down list of PC Port Active.
3. Click Confirm to accept the change.
A dialog box pops up to prompt that settings will take effect after a reboot.
4. Click OK to reboot the phone.
This section provides information on upgrading the IP phone firmware. Two methods of
firmware upgrade:

Manually, from the local system for a single phone.

Automatically, from the provisioning server for a mass of phones.