Yealink SIP-T54S Administrator's Manual page 78

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
1-On
If it is set to 1 (On), the IP phone will obtain the provisioning server address by detecting
DHCP options.
Web User Interface:
Settings->Auto Provision->DHCP Active
Phone User Interface:
None
static.auto_provision.dhcp_option.list_user_
options
Description:
Configures the custom DHCP option for requesting provisioning server address.
Multiple options are separated by commas.
Note: It works only if the value of the parameter "static.auto_provision.dhcp_option.enable"
is set to 1 (On).
Web User Interface:
Settings->Auto Provision->Custom Option(128-254)
Phone User Interface:
None
To configure the DHCP Active feature via web user interface:
Click on Settings->Auto Provision.
1.
Mark the On radio box in the DHCP Active field.
2.
Click Confirm to accept the change.
3.
To configure the custom DHCP option via web user interface:
Click on Settings->Auto Provision.
1.
52
Parameter Permitted Values
Integer from
128 to 254
Default
Blank