Configuring Multiple Spanning-Tree Protocol; Finding Feature Information; Prerequisites For Mstp - Cisco Catalyst 2960-XR Configuration Manual

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Configuring Multiple Spanning-Tree Protocol

Finding Feature Information

Your software release may not support all the features documented in this module. For the latest feature
information and caveats, see the release notes for your platform and software release.
Use Cisco Feature Navigator to find information about platform support and Cisco software image support.
To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not
required.

Prerequisites for MSTP

• For two or more switches to be in the same multiple spanning tree (MST) region, they must have the
• For two or more stacked switches to be in the same MST region, they must have the same
• For load-balancing across redundant paths in the network to work, all VLAN-to-instance mapping
OL-29424-01
Finding Feature Information, page 41
Prerequisites for MSTP, page 41
Restrictions for MSTP, page 42
Information About MSTP, page 43
How to Configure MSTP Features, page 59
Monitoring MST Configuration and Status, page 76
Additional References for MSTP, page 76
Feature Information for MSTP, page 77
same VLAN-to-instance map, the same configuration revision number, and the same name.
VLAN-to-instance map, the same configuration revision number, and the same name.
assignments must match; otherwise, all traffic flows on a single link. You can achieve load-balancing
across a switch stack by manually configuring the path cost.
Catalyst 2960-XR Switch Layer 2 Configuration Guide, Cisco IOS Release 15.0(2)EX1
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