Cisco Systems 3560X Manual De Usuario
18-6
Catalyst 3750-X and 3560-X Switch Software Configuration Guide
OL-21521-01
Chapter 18 Configuring Private VLANs
Configuring Private VLANs
Tasks for Configuring Private VLANs
To configure a private VLAN, perform these steps:
Step 1
Set VTP mode to transparent.
Step 2
Create the primary and secondary VLANs and associate them. See the
Note
If the VLAN is not created already, the private-VLAN configuration process creates it.
Step 3
Configure interfaces to be isolated or community host ports, and assign VLAN membership to the host
port. See the
port. See the
.
Step 4
Configure interfaces as promiscuous ports, and map the promiscuous ports to the primary-secondary
VLAN pair. See the
VLAN pair. See the
Step 5
If inter-VLAN routing will be used, configure the primary SVI, and map secondary VLANs to the
primary. See the
primary. See the
Step 6
Verify private-VLAN configuration.
Default Private-VLAN Configuration
No private VLANs are configured.
Private-VLAN Configuration Guidelines
Guidelines for configuring private VLANs fall into these categories:
•
•
•
Secondary and Primary VLAN Configuration
Follow these guidelines when configuring private VLANs:
•
If the switch is running VTP version 1 or 2, you must set VTP to transparent mode. After you
configure a private VLAN, you should not change the VTP mode to client or server. For information
about VTP, see
configure a private VLAN, you should not change the VTP mode to client or server. For information
about VTP, see
VTP version 3 supports private VLANs in all
modes.