H3C S9500 Series Operation Manual page 683

Operation Manual - STP
H3C S9500 Series Routing Switches
Chapter 1 MSTP Region-configuration .................................................................................... 1-1
1.1 Introduction to MSTP ....................................................................................................... 1-1
1.1.1 MSTP Concepts .................................................................................................... 1-1
1.1.2 MSTP Principles .................................................................................................... 1-6
1.1.3 MSTP Implementation on the Switch ................................................................. 1-11
1.2 Configuring MSTP .......................................................................................................... 1-12
1.2.1 Configuring the MST Region for a Switch ......................................................... 1-13
1.2.2 Specifying the Switch as a Primary or a Secondary Root bridge .................... 1-15
1.2.3 Configuring the MSTP Running Mode ............................................................... 1-16
1.2.4 Configuring the Bridge Priority for a Switch ...................................................... 1-17
1.2.5 Configuring the Max Hops in an MST Region ................................................... 1-17
1.2.6 Configuring the Switching Network Diameter ................................................... 1-18
1.2.7 Configuring the Time Parameters of a Switch ................................................... 1-19
1.2.8 Setting the Timeout Factor of a Specific Bridge ................................................ 1-20
1.2.9 Configuring the Max Transmission Speed on a Port ........................................ 1-21
1.2.10 Configuring a Port as an Edge Port or Non-edge Port ................................... 1-22
1.2.11 Configuring the Path Cost of a Port ................................................................. 1-23
1.2.12 Three Standards for Calculating STP Path Cost on an STP Port ................. 1-24
1.2.13 Configuring the Priority of a Port ...................................................................... 1-26
1.2.14 Configuring the Port (Not) to Connect with the Point-to-Point Link ............... 1-27
1.2.15 Configuring the mCheck Variable of a Port ..................................................... 1-29
1.2.16 Configuring the Switch Protection Function .................................................... 1-30
1.2.17 Enabling/Disabling MSTP on the Device ......................................................... 1-33
1.2.18 Enabling/Disabling MSTP on a Port ................................................................ 1-33
1.2.19 Disabling BPDU Packets from Flooding in the Default VLANs ..................... 1-34
1.3 Displaying and Debugging MSTP ................................................................................. 1-35
1.4 Typical MSTP Configuration Example .......................................................................... 1-36
Chapter 2 Digest Snooping Configuration .............................................................................. 2-1
2.1 Introduction to Digest Snooping ...................................................................................... 2-1
2.2 Digest Snooping Configuration ....................................................................................... 2-2
2.2.1 Prerequisites .......................................................................................................... 2-2
2.2.2 Configuration Procedure ....................................................................................... 2-2
2.2.3 Digest Snooping Configuration Example ............................................................. 2-3
Chapter 3 BPDU Tunnel Configuration .................................................................................... 3-1
3.1 BPDU Tunnel Overview ................................................................................................... 3-1
3.2 Configuring BPDU Tunnel ............................................................................................... 3-1
3.2.1 Enabling/disabling BPDU Tunnel ......................................................................... 3-2
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