switchport voice vlan rule
This command selects a method for detecting VoIP traffic on a port. Use the no form to
disable the detection method on the port.
Syntax
[no] switchport voice vlan rule {oui | lldp}
oui - Traffic from VoIP devices is detected by the Organizationally Unique Identifier
(OUI) of the source MAC address.
lldp - Uses LLDP to discover VoIP devices attached to the port.
Default Setting
OUI: Enabled
LLDP: Disabled
Command Mode
Interface Configuration
Command Usage
•
When OUI is selected, be sure to configure the MAC address ranges in the
Telephony OUI list (see the
numbers must be configured in the Telephony OUI list so that the switch recognizes
the traffic as being from a VoIP device.
•
LLDP checks that the "telephone bit" in the system capability TLV is turned on. See
Chapter 39: "LLDP Commands" on page 39-1
Example
The following example enables the OUI method on port 1 for detecting VoIP traffic.
SSE-G2252(config)#interface ethernet 1/1
SSE-G2252(config-if)#switchport voice vlan rule oui
SSE-G2252(config-if)#
voice vlan mac-address
for more information on LLDP.
35-41
Chapter 35: VLAN Commands
command. MAC address OUI