Allied Telesis AT-9000 Series User Manual

635
Chapter 42
STP, RSTP and MSTP Protocols
This chapter covers the following topics:
 “Overview” on page 636
 “Bridge Priority and the Root Bridge” on page 637
 “Path Costs and Port Costs” on page 638
 “Port Priority” on page 639
 “Forwarding Delay and Topology Changes” on page 640
 “Hello Time and Bridge Protocol Data Units (BPDU)” on page 641
 “Point-to-Point and Edge Ports” on page 642
 “Mixed STP and RSTP Networks” on page 644
 “Spanning Tree and VLANs” on page 645
 “RSTP and MSTP BPDU Guard” on page 646
 “STP, RSTP, MSTP Loop Guard” on page 648
 “STP and RSTP Root Guard” on page 653

Allied Telesis AT-9000 Series Specifications

General

Brand	Allied Telesis
Model	AT-9000 Series
Category	Switch
Language	English