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Table of Contents
1 MSTP Configuration ··································································································································1-1
STP Overview ·········································································································································1-1
MSTP Overview ······································································································································1-9
Background of MSTP ······················································································································1-9
Basic MSTP Terminologies ···········································································································1-10
Principle of MSTP··························································································································1-13
MSTP Implementation on Switches ······························································································1-14
STP-related Standards··················································································································1-15
Configuring Root Bridge························································································································1-15
Configuration Prerequisites ···········································································································1-16
Configuring an MST Region ··········································································································1-16
Specifying the Current Switch as a Root Bridge/Secondary Root Bridge·····································1-17
Configuring the Bridge Priority of the Current Switch····································································1-19
Configuring How a Port Recognizes and Sends MSTP Packets ··················································1-19
Configuring the MSTP Operation Mode ························································································1-21
Configuring the Maximum Hop Count of an MST Region·····························································1-21
Configuring the Network Diameter of the Switched Network ························································1-22
Configuring the MSTP Time-related Parameters ··········································································1-23
Configuring the Timeout Time Factor····························································································1-24
Configuring the Maximum Transmitting Rate on the Current Port ················································1-24
Configuring the Current Port as an Edge Port ··············································································1-25
Specifying Whether the Link Connected to a Port Is Point-to-point Link ······································1-26
Enabling MSTP······························································································································1-28
Configuring Leaf Nodes ························································································································1-28
Configuration Prerequisites ···········································································································1-29
Configuring the MST Region ·········································································································1-29
Configuring How a Port Recognizes and Sends MSTP Packets ··················································1-29
Configuring the Timeout Time Factor····························································································1-29
Configuring the Maximum Transmitting Rate on the Current Port ················································1-29
Configuring a Port as an Edge Port·······························································································1-29
Configuring the Path Cost for a Port ·····························································································1-30
Configuring Port Priority ················································································································1-32
Specifying Whether the Link Connected to a Port Is a Point-to-point Link ···································1-33
Enabling MSTP······························································································································1-33
Performing mCheck Operation ·············································································································1-33
Configuration Prerequisites ···········································································································1-33
Configuration Procedure················································································································1-33
Configuration Example ··················································································································1-34
Configuring Guard Functions ················································································································1-34
Introduction····································································································································1-34
Configuration Prerequisites ···········································································································1-36
Configuring BPDU Guard ··············································································································1-36
Configuring Root Guard·················································································································1-36
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