Cisco Catalyst 3120

Contents
xiii
Cisco Catalyst Blade Switch 3120 for HP Software Configuration Guide
OL-12247-01
Configuring an Ethernet Interface as a Trunk Port 12-20
Interaction with Other Features 12-20
Configuring a Trunk Port 12-21
Defining the Allowed VLANs on a Trunk 12-22
Changing the Pruning-Eligible List 12-23
Configuring the Native VLAN for Untagged Traffic 12-24
Configuring Trunk Ports for Load Sharing 12-24
Load Sharing Using STP Port Priorities 12-25
Load Sharing Using STP Path Cost 12-27
Configuring VMPS 12-28
Understanding VMPS 12-28
Dynamic-Access Port VLAN Membership 12-29
Default VMPS Client Configuration 12-30
VMPS Configuration Guidelines 12-30
Configuring the VMPS Client 12-30
Entering the IP Address of the VMPS 12-31
Configuring Dynamic-Access Ports on VMPS Clients 12-31
Reconfirming VLAN Memberships 12-32
Changing the Reconfirmation Interval 12-32
Changing the Retry Count 12-33
Monitoring the VMPS 12-33
Troubleshooting Dynamic-Access Port VLAN Membership 12-34
VMPS Configuration Example 12-34
CHAPTER 13 Configuring VTP 13-1
Understanding VTP 13-1
The VTP Domain 13-2
VTP Modes 13-3
VTP Advertisements 13-3
VTP Version 2 13-4
VTP Pruning 13-4
VTP and Switch Stacks 13-6
Configuring VTP 13-6
Default VTP Configuration 13-7
VTP Configuration Options 13-7
VTP Configuration in Global Configuration Mode 13-7
VTP Configuration in VLAN Database Configuration Mode 13-8