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Chapter 12
Configuring Dynamic Port VLAN Membership with VMPS
Troubleshooting Dynamic Port VLAN Membership
A dynamic port might shut down under these circumstances:
•
•
To reenable a shut-down dynamic port, enter the set port enable mod_num/port_num command.
Dynamic Port VLAN Membership with VMPS Configuration
Examples
These sections show examples of how to configure VMPS and dynamic ports:
•
•
VMPS Database Configuration File Example
This example shows a sample VMPS database configuration file. A VMPS database configuration file
is an ASCII text file that is stored on a TFTP server accessible to the switch configured as the VMPS
server.
!VMPS File Format, version 1.1
! Always begin the configuration file with
! the word "VMPS"
!
!vmps domain <domain-name>
! The VMPS domain must be defined.
!vmps mode {open | secure}
! The default mode is open.
!vmps fallback <vlan-name>
!vmps no-domain-req { allow | deny }
!
! The default value is allow.
vmps domain WBU
vmps mode open
vmps fallback default
vmps no-domain-req deny
!
!
!MAC Addresses
!
vmps-mac-addrs
!
! address <addr> vlan-name <vlan_name>
!
address 0012.2233.4455 vlan-name hardware
address 0000.6509.a080 vlan-name hardware
address aabb.ccdd.eeff vlan-name Green
address 1223.5678.9abc vlan-name ExecStaff
address fedc.ba98.7654 vlan-name --NONE--
address fedc.ba23.1245 vlan-name Purple
!
!Port Groups
78-12647-02
VMPS is in secure mode and it is illegal for the host to connect to the port. The port shuts down to
prevent the host from connecting to the network.
More than 50 active hosts reside on a dynamic port.
VMPS Database Configuration File Example, page 12-7
Dynamic Port VLAN Membership Configuration Example, page 12-8
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
Dynamic Port VLAN Membership with VMPS Configuration Examples
12-7
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Troubleshooting
