Cisco Systems WSC4500X16SFP Manual De Usuario
C H A P T E R
15-1
Software Configuration Guide—Release 12.2(25)SG
OL-7659-03
15
Understanding and Configuring Multiple
Spanning Trees
Spanning Trees
This chapter describes how to configure the IEEE 802.1s Multiple Spanning Tree (MST) protocol on the
Catalyst 4500 series switch. MST is a new IEEE standard derived from Cisco's proprietary
Multi-Instance Spanning-Tree Protocol (MISTP) implementation. With MST, you can map a single
spanning-tree instance to several VLANs.
Catalyst 4500 series switch. MST is a new IEEE standard derived from Cisco's proprietary
Multi-Instance Spanning-Tree Protocol (MISTP) implementation. With MST, you can map a single
spanning-tree instance to several VLANs.
This chapter includes the following major sections:
•
•
•
Note
For complete syntax and usage information for the switch commands used in this chapter, refer to the
Catalyst 4500 Series Switch Cisco IOS Command Reference and related publications at
Catalyst 4500 Series Switch Cisco IOS Command Reference and related publications at
Overview of MST
The following sections describe how MST works on a Catalyst 4500 series switch:
•
•
•
•
•
•
•
•
•