Switching
[ Switching > VLAN > Voice ]
196
RM GUI GRS
Release
8.0
09/2019
5.8.4
VLAN Voice
[ Switching > VLAN > Voice ]
Use the Voice VLAN feature to separate voice and data traffic on a port, by VLAN and/or priority.
A primary benefit of Voice VLAN is safeguarding the quality of voice traffic when data traffic on the
port is high.
The device detects VoIP phones using the Link Layer Discovery Protocol - Media Endpoint
Discovery (LLDP-MED). The device then adds the appropriate port to the member set of the
configured Voice VLAN. The member set is either tagged or untagged. Tagging depends on the
Voice VLAN interface mode (VLAN ID, Dot1p, None, Untagged).
Another benefit of the Voice VLAN feature is that the VoIP phone obtains VLAN ID or priority
information via LLDP-MED from the device. As a result, the VoIP phone sends voice data tagged
as priority, or untagged. This depends on the configured Voice VLAN Interface mode. You activate
Voice VLAN on the port which is connecting to the VoIP phone.
Operation
Operation
Enables/disables the
VLAN Voice
function of the device globally.
Possible values:
On
Off
(default setting)
Table
Port
Displays the port number.
Voice VLAN mode
Specifies whether the port transmits or discards received data packets without a voice VLAN
tagging or with voice VLAN priority information.
Possible values:
disabled
(default setting)
Deactivates the
VLAN Voice
function for this table entry.
none
Lets the IP telephone use its own configuration for sending untagged voice traffic.
vlan/dot1p-priority
The port filters data packets of the voice VLAN using the vlan and dot1p priority tags.
untagged
The port filters data packets without a voice VLAN tag.
Summary of Contents for GREYHOUND GRS1020
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