CHAPTER
9-1
Catalyst 6500 Series Switch Software Configuration Guide—Release 8.7
OL-8978-04
9
Configuring Spanning-Tree PortFast, UplinkFast,
BackboneFast, and Loop Guard
This chapter describes how to configure the spanning-tree PortFast, UplinkFast, BackboneFast, and loop
guard features on the Catalyst 6500 series switches.
Note For information on configuring the Spanning Tree Protocol (STP), see Chapter 7, “Configuring
Spanning Tree.”
Note For complete syntax and usage information for the commands that are used in this chapter, refer to the
Catalyst 6500 Series Switch Command Reference publication.
This chapter consists of these sections:
• Understanding How PortFast Works, page 9-2
• Understanding How PortFast BPDU Guard Works, page 9-2
• Understanding How PortFast BPDU Filtering Works, page 9-3
• Understanding How UplinkFast Works, page 9-3
• Understanding How BackboneFast Works, page 9-4
• Understanding How Loop Guard Works, page 9-6
• Configuring PortFast on the Switch, page 9-8
• Configuring PortFast BPDU Guard on the Switch, page 9-11
• Configuring PortFast BPDU Filtering on the Switch, page 9-13
• Configuring UplinkFast on the Switch, page 9-15
• Configuring BackboneFast on the Switch, page 9-18
• Configuring Loop Guard on the Switch, page 9-19
To Next Page
Loading...
Need help?
General