Cisco Catalyst 3750-X - Page 17

Contents
xvii
Catalyst 3750-X and 3560-X Switch Software Configuration Guide
OL-21521-01
Configuring Extended-Range VLANs 15-10
Default VLAN Configuration 15-10
Extended-Range VLAN Configuration Guidelines 15-10
Creating an Extended-Range VLAN 15-11
Creating an Extended-Range VLAN with an Internal VLAN ID 15-13
Displaying VLANs 15-14
Configuring VLAN Trunks 15-14
Trunking Overview 15-14
Encapsulation Types 15-16
IEEE 802.1Q Configuration Considerations 15-17
Default Layer 2 Ethernet Interface VLAN Configuration 15-17
Configuring an Ethernet Interface as a Trunk Port 15-17
Interaction with Other Features 15-18
Configuring a Trunk Port 15-18
Defining the Allowed VLANs on a Trunk 15-19
Changing the Pruning-Eligible List 15-20
Configuring the Native VLAN for Untagged Traffic 15-21
Configuring Trunk Ports for Load Sharing 15-22
Load Sharing Using STP Port Priorities 15-22
Load Sharing Using STP Path Cost 15-24
Configuring VMPS 15-25
Understanding VMPS 15-26
Dynamic-Access Port VLAN Membership 15-26
Default VMPS Client Configuration 15-27
VMPS Configuration Guidelines 15-27
Configuring the VMPS Client 15-28
Entering the IP Address of the VMPS 15-28
Configuring Dynamic-Access Ports on VMPS Clients 15-28
Reconfirming VLAN Memberships 15-29
Changing the Reconfirmation Interval 15-29
Changing the Retry Count 15-30
Monitoring the VMPS 15-30
Troubleshooting Dynamic-Access Port VLAN Membership 15-31
VMPS Configuration Example 15-31
CHAPTER 16 Configuring VTP 16-1
Understanding VTP 16-1
The VTP Domain 16-2
VTP Modes 16-3