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VLAN C
OMMANDS
4-247
Configuring Private VLANs
Private VLANs provide port-based security and isolation between ports
within the assigned VLAN. This section describes commands used to
configure private VlANs.
pvlan
This command enables or configures a private VLAN. Use the no form to
disable the private VLAN.
Syntax
pvlan [up-link interface-list down-link interface-list]
no pvlan
• up-link – Specifies an uplink interface.
• down-link – Specifies a downlink interface.
Default Setting
No private VLANs are defined.
Command Mode
Global Configuration
Command Usage
• A private VLAN provides port-based security and isolation between
ports within the VLAN. Data traffic on the downlink ports can only
be forwarded to, and from, the uplink port.
• Private VLANs and normal VLANs can exist simultaneously within
the same switch.
• Entering the pvlan command without any parameters enables the
private VLAN. Entering no pvlan disables the private VLAN.
Table 4-57 Private VLAN Commands
Command Function Mode Page
pvlan Enables and configured private
VLANS
GC 4-247
show pvlan Displays the configured private
VLANS
PE 4-248