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xviii
Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Configuring the Maximum-Aging Time for a VLAN 16-23
Configuring the Transmit Hold-Count 16-24
Displaying the Spanning-Tree Status 16-24
CHAPTER
17 Configuring MSTP 17-1
Understanding MSTP 17-2
Multiple Spanning-Tree Regions 17-2
IST, CIST, and CST 17-3
Operations Within an MST Region 17-3
Operations Between MST Regions 17-4
IEEE 802.1s Terminology 17-5
Hop Count 17-6
Boundary Ports 17-6
IEEE 802.1s Implementation 17-7
Port Role Naming Change 17-7
Interoperation Between Legacy and Standard Switches 17-7
Detecting Unidirectional Link Failure 17-8
MSTP and Switch Stacks 17-9
Interoperability with IEEE 802.1D STP 17-9
Understanding RSTP 17-10
Port Roles and the Active Topology 17-10
Rapid Convergence 17-11
Synchronization of Port Roles 17-12
Bridge Protocol Data Unit Format and Processing 17-13
Processing Superior BPDU Information 17-14
Processing Inferior BPDU Information 17-14
Topology Changes 17-14
Configuring MSTP Features 17-15
Default MSTP Configuration 17-16
MSTP Configuration Guidelines 17-16
Specifying the MST Region Configuration and Enabling MSTP 17-17
Configuring the Root Switch 17-19
Configuring a Secondary Root Switch 17-20
Configuring Port Priority 17-21
Configuring Path Cost 17-23
Configuring the Switch Priority 17-24
Configuring the Hello Time 17-25
Configuring the Forwarding-Delay Time 17-25
Configuring the Maximum-Aging Time 17-26