Contents
xiv
Cisco ME 3400 EthernetAccess Switch SoftwareConfiguration Guide
78-17058-01
Configuring MSTP Features 15-11
Default MSTP Configuration 15-12
MSTP Configuration Guidelines 15-12
Specifying the MST Region Configuration and Enabling MSTP 15-13
Configuring the Root Switch 15-14
Configuring a Secondary Root Switch 15-16
Configuring Port Priority 15-17
Configuring Path Cost 15-18
Configuring the Switch Priority 15-19
Configuring the Hello Time 15-19
Configuring the Forwarding-Delay Time 15-20
Configuring the Maximum-Aging Time 15-21
Configuring the Maximum-Hop Count 15-21
Specifying the Link Type to Ensure Rapid Transitions 15-22
Restarting the Protocol Migration Process 15-22
Displaying the MST Configuration and Status 15-23
CHAPTER
16 Configuring Optional Spanning-Tree Features 16-1
Understanding Optional Spanning-Tree Features 16-1
Understanding Port Fast 16-2
Understanding BPDU Guard 16-2
Understanding BPDU Filtering 16-3
Understanding EtherChannel Guard 16-3
Understanding Root Guard 16-3
Understanding Loop Guard 16-4
Configuring Optional Spanning-Tree Features 16-5
Default Optional Spanning-Tree Configuration 16-5
Optional Spanning-Tree Configuration Guidelines 16-5
Enabling Port Fast 16-5
Enabling BPDU Guard 16-6
Enabling BPDU Filtering 16-7
Enabling EtherChannel Guard 16-8
Enabling Root Guard 16-9
Enabling Loop Guard 16-9
Displaying the Spanning-Tree Status 16-10