Enabling Lldp For Automatic Ip Phone Discovery; Configuration Restrictions And Guidelines; Configuration Procedure; Configuring Lldp To Advertise A Voice Vlan - HPE FlexFabric 5940 Series Configuration Manual

Step
Configure the port to
5.
operate in manual voice
VLAN assignment
mode.
Assign the access,
6.
trunk, or hybrid port to
the voice VLAN.
(Optional.) Configure
7.
the voice VLAN as the
PVID of the trunk or
hybrid port.
Enable the voice VLAN
8.
feature on the port.

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
Enter system view.
1.
Enable LLDP for automatic
2.
IP phone discovery.

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:
Command
undo voice-vlan mode auto
•
For the access port, see
an access port to a
•
For the trunk port, see
trunk port to a VLAN."
•
For the hybrid port, see
hybrid port to a VLAN."
•
For the trunk port, see
trunk port to a VLAN."
•
For the hybrid port, see
hybrid port to a VLAN."
voice-vlan vlan-id enable
Command
system-view
voice-vlan track lldp
200
Remarks
By default, a port operates in
automatic voice VLAN
assignment mode.
"Assigning
VLAN."
After you assign an access
"Assigning a
port to the voice VLAN, the
voice VLAN becomes the
PVID of the port.
"Assigning a
"Assigning a
This step is required for
untagged incoming voice
traffic and prohibited for
"Assigning a
tagged incoming voice traffic.
By default, the voice VLAN
feature is disabled.
Before you execute this
command, make sure the
specified VLAN already exists.
Remarks
N/A
By default, this feature is disabled.