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Enable lldp-med Authentication Mode of Voice-VLAN

After the lldp-med authentication mode of Voice-VLAN is enabled, the device takes the OUI configured by the user or default OUI as the authentication whitelist, performing the matching check for the source MAC address of the voice device notified by lldp-med, and the voice packets sent by the voice device that matches the whitelist can enter Voice-VLAN for transmission.

Configuration Condition

Before enabling the lldp-med authentication mode of Voice-VLAN, complete the following task:

  • Globally enable the Voice-VLAN function

Enable the lldp-med Authentication Mode of Voice-VLAN

Table 6-8 Enable the lldp-med authentication mode of Voice-VLAN

Step

Command

Description

Enter the global configuration mode.

configure terminal

-

Enable the lldp-med authentication mode of Voice-VLAN

voice vlan lldp-med authentication

Mandatory

By default, do not enable the lldp-med authentication mode of Voice-VLAN

note


  • The lldp-med authentication mode of Voice-VLAN does not support the aggregation group, that is, when the device has the aggregation group enabled with the Voice- VLAN function, the lldp-med authentication mode of Voice-VLAN cannot be enabled; or when the device enables the lldp-med authentication mode of Voice-VLAN, the aggregation group cannot enable the Voice-VLAN function.
  • The lldp-med authentication mode of Voice-VLAN does not support the manual mode of ports, that is, when there is one port configured as the manual mode of Voice-VLAN, the lldp-med authentication mode of Voice-VLAN cannot be enabled; or when the device enables the lldp-med authentication mode of Voice-VLAN, the port cannot be configured as the manual mode of Voice-VLAN.
  • After the lldp Med authentication mode of voice VLAN is enabled, the telephone that does not support lldp cannot work normally.