3Com 3CBLSG48 User Manual page 176

The Voice VLAN Port Setup Page contains the following fields:
Voice VLAN Port Mode — Defines the Voice VLAN mode.
The possible field values are:
No Changes — Maintains the current Voice VLAN port settings.
This is the default value.
None — Indicates that the selected port will not be added to a
Voice VLAN.
Manual — Adding a selected port to a Voice VLAN.
Auto — Indicates that if traffic with an IP Phone MAC Address
is transmitted on the port, the port joins the Voice VLAN. The port
is aged out of the voice VLAN if the IP phone's MAC address (with
an OUI prefix) is aged out and exceeds the defined Voice VLAN
Aging Time in the setup page.
Voice VLAN Port Security — Indicates if port security is enabled
on the Voice VLAN. Port Security ensures that packets arriving with
an unrecognized MAC address are dropped.
No Changes — Maintains the current Voice VLAN port security
settings.
Enabled — Enables port security on the Voice VLAN.
Disabled — Disables port security on the Voice VLAN.
This is the default value.
Select Port — Enables selecting specific ports to which the
Voice VLAN settings are applied.
Selected (Blue) — Indicates that the port is selected, and
Voice VLAN settings are applied to the port.
Unselected — Indicates that the port is not selected, and the
Voice VLAN settings are not applied to the port. This is the
default value.
Select All— Allows the user to assign the Voice VLAN settings
to all ports.
Select None— Removes the ports selected.
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