Yealink T27G

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
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DHCP Provision Configuration
You can select to use IPv4 or IPv6 custom DHCP option according to your network environment. The IPv4
or IPv6 custom DHCP option must be in accordance with the one defined in the DHCP server.
The following table lists the parameters you can use to configure DHCP provision.
Parameter
static.auto_provision.dhcp_option.enable
<y0000000000xx>.cfg
Description
It triggers the DHCP Active feature to on or off.
Permitted
Values
0-Off
1-On, the IP phone will obtain the provisioning server address by detecting DHCP
options.
Default
1
Web UI
Settings->Auto Provision->DHCP Active
Parameter
static.auto_provision.dhcp_option.list_user_options
<y0000000000xx>.cfg
Description
It configures the IPv4 custom DHCP option for requesting provisioning server address.
Multiple options are separated by commas.
Note: It works only if “static.auto_provision.dhcp_option.enable” is set to 1 (On).
Permitted
Values
Integer from 128 to 254
Default
Blank
Web UI
Settings->Auto Provision->IPv4 Custom Option
Parameter
static.auto_provision.dhcp_option.list_user6_options
<y0000000000xx>.cfg
Description
It configures the IPv6 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).
Permitted
Values
Integer from 135 to 65535, except 143
Default
Blank
Web UI
Settings->Auto Provision->IPv6 Custom Option
Parameter
static.auto_provision.url_wildcard.pn
<y0000000000xx>.cfg
Description
It configures the characters to replace the wildcard $PN in the received URL of the
provisioning server.
Note: The configured characters must be in accordance with the actual directory
name of the provisioning server.