Procedure
Step 1
Select
Voice
>
System
.
Step 2
In the
VLAN Settings
section, configure the fields.
Step 3
Click
Submit All Changes
.
Set Up DHCP VLAN Option from Phone Web Page
.
You can add a predefined DHCP option to configure the voice VLAN for your phone.
Before you begin
• Access the phone administration web page. See
Access the Phone Web Page, on page 92
.
• Disable CDP/LLDP and manual VLAN.
Procedure
Step 1
Select
Voice
>
System
.
Step 2
In the
VLAN Settings
section, enter a value in the
DHCP VLAN Option
field.
The field is empty, by default.
Valid values are:
• Null
• 128 to 149
• 151 to 158
• 161 to 254
Set the
DHCP VLAN Option
value to
Null
to disable the voice VLAN configuration.
Cisco recommends that you use DHCP Option 132.
Step 3
Click
Submit All Changes
.
What to do next
In the
VLAN Settings
section of the
Voice
>
System
tab, you can configure these settings:
• Cisco Discovery Protocol (CDP)
• LLDP-MED
• Network Startup Delay
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
65
Phone Installation
Set Up DHCP VLAN Option from Phone Web Page