200
Step Command Remarks
5. Configure the port to
operate in manual voice
VLAN assignment
mode.
undo voice-vlan mode auto
By default, a port operates in
automatic voice VLAN
assignment mode.
6. Assign the access,
trunk, or hybrid port to
the voice VLAN.
• For the access port, see "Assigning
an access port to a VLAN."
• For the trunk port, see "Assigning a
trunk port to a VLAN."
•
For the hybrid port, see "Assigning a
hy
brid port to a VLAN."
After you assign an access
port to the voice VLAN, the
voice VLAN becomes the
PVID of the port.
7. (Optional.) Configure
the voice VLAN as the
PVID of the trunk or
hybrid port.
• For the trunk port, see "Assigning a
trunk port to a VLAN."
•
For the hybrid port, see "Assigning a
hy
brid port to a VLAN."
This step is required for
untagged incoming voice
traffic and prohibited for
tagged incoming voice traffic.
8. Enable the voice VLAN
feature on the port.
voice-vlan
vlan-id
enable
By default, the voice VLAN
feature is disabled.
Before you execute this
command, make sure the
specified VLAN already exists.
Enabling LLDP for automatic IP phone discovery
Configuration restrictions and guidelines
When you enable LLDP for automatic IP phone discovery, following these restrictions and
guidelines:
• Before you enable this feature, enable LLDP both globally and on access ports.
• Use this feature only with the automatic voice VLAN assignment mode.
• Do not use this feature together with CDP compatibility.
• After you enable this feature on the device, each port of the device can be connected to a
maximum of five IP phones.
Configuration procedure
To enable LLDP for automatic IP phone discovery:
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Enable LLDP for automatic
IP phone discovery.
voice-vlan track lldp
By default, this feature is disabled.
Configuring LLDP to advertise a voice VLAN
For IP phones that support LLDP, the device advertises the voice VLAN information to the IP phones
through the LLDP-MED TLVs.
Before you configure this feature, enable LLDP both globally and on access ports.
To configure LLDP to advertise a voice VLAN:
To Next Page
Loading...
