Yealink SIP-T48G Administrator's Manual page 42

Microsoft Lync Edition Administrator's Guide for SIP-T2_Series and T4_Series IP Phones
2. Mark the On radio box in the DHCP Active field.
3. Click Confirm to accept the change.
DHCP option 60 is used to identify the vendor class ID. By default, the vendor class ID is
MS-UC-Client (case-sensitive).
Procedure
DHCP option 60 can be configured using the configuration files or locally.
Configuration File
Local
Details of Configuration Parameters:
auto_provision.dhcp_option.option60_value
Description:
30
<y0000000000xx>.cfg
Web User Interface
Parameters
Configure DHCP option 60.
Parameters:
auto_provision.dhcp_option.optio
n60_value
Configure DHCP option 60.
Navigate to:
http://<phoneIPAddress>/servlet
?p=settings-autop&q=load
Permitted
Values
String within 99
MS-UC-Client
characters
Default