Contents
xv
Catalyst 2960 Switch Software Configuration Guide
OL-8603-04
Configuring a Secondary Root Switch 16-18
Configuring Port Priority 16-19
Configuring Path Cost 16-20
Configuring the Switch Priority 16-21
Configuring the Hello Time 16-22
Configuring the Forwarding-Delay Time 16-23
Configuring the Maximum-Aging Time 16-23
Configuring the Maximum-Hop Count 16-24
Specifying the Link Type to Ensure Rapid Transitions 16-24
Designating the Neighbor Type 16-25
Restarting the Protocol Migration Process 16-25
Displaying the MST Configuration and Status 16-26
CHAPTER
17 Configuring Optional Spanning-Tree Features 17-1
Understanding Optional Spanning-Tree Features 17-1
Understanding Port Fast 17-2
Understanding BPDU Guard 17-2
Understanding BPDU Filtering 17-3
Understanding UplinkFast 17-3
Understanding BackboneFast 17-5
Understanding EtherChannel Guard 17-7
Understanding Root Guard 17-8
Understanding Loop Guard 17-9
Configuring Optional Spanning-Tree Features 17-9
Default Optional Spanning-Tree Configuration 17-9
Optional Spanning-Tree Configuration Guidelines 17-10
Enabling Port Fast 17-10
Enabling BPDU Guard 17-11
Enabling BPDU Filtering 17-12
Enabling UplinkFast for Use with Redundant Links 17-13
Enabling BackboneFast 17-13
Enabling EtherChannel Guard 17-14
Enabling Root Guard 17-15
Enabling Loop Guard 17-15
Displaying the Spanning-Tree Status 17-16
CHAPTER
18 Configuring IGMP Snooping and MVR 18-1
Understanding IGMP Snooping 18-1
IGMP Versions 18-2