Dell PowerConnect 6248 User's Guide - Page 383

- None - Allow the IP phone to use its own configuration to send untagged voice traffic. - VLAN ID - Configure VLAN tagging for the voice traffic. The VLAN ID range is 1-4093. - dot1p - Configure Voice VLAN 802.1p priority tagging for voice traffic. The priority tag range is 0-7. - Untagged - Configure the phone to send untagged voice traffic. • DSCP Value - Configures the Voice VLAN DSCP value for the port. The default value is 46. • CoS Override Mode - Select the Cos Override mode for selected interface. The default is disable. • Operational State - This is the operational status of the voice VLAN on the given interface. • Authentication Mode - Enable or disable 802.1X authentication on the voice VLAN. When voice VLAN authentication is disabled, VoIP devices may use the voice VLAN without authenticating. NOTE: IEEE 802.1X must be enabled on the switch before you disable voice VLAN authentication. Voice VLAN authentication can be disabled in order to allow VoIP phones that do not support authentication to send and receive unauthenticated traffic on the Voice VLAN. Configuring Voice VLAN Settings 1. Open the Voice VLAN Configuration page. 2. Configure the settings for the system or for each port. 3. Click Apply Changes. The system parameters are applied, and the device is updated. Configuring Voice VLAN Using CLI Commands For information about the CLI commands that perform this function, see the following chapter in the CLI Reference Guide: • Voice VLAN Commands The following table summarizes the equivalent CLI commands for this feature. Table 7-33. Voice VLAN Commands CLI Command voice vlan voice vlan (interface) show voice vlan Description Enables the voice VLAN capability on the switch. Enables the voice VLAN capability on the interface Displays various properties of the voice VLAN. Configuring Switching Information 383