Yealink SIP-T48G Administrator's Manual page 45

2. Enter the desired host name in the DHCP Hostname filed.
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.
Yealink IP phones support obtaining Lync server address from DHCP . DHCP option 120 is
used to specify a list of Lync servers available to the client.
Procedure
DHCP option 120 can be configured using the configuration files or locally.
Configuration File <y0000000000xx>.cfg
Local Web User Interface
Configure DHCP option 120.
Parameters:
sip.option120_get_lync_server.enable
Configure DHCP option 120.
Navigate to:
http://<phoneIPAddress>/servlet?p=f
eatures-general&q=load
Getting Started
33