Dell 6200 Bridge BrA Dell, Bridge BrB Dell, Bridge BrC Cisco, Additional Mstp Status Information

Models: 6200

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MSTP INTEROPERABILITY OF THE DELL™ POWERCONNECT™ 6200 SERIES SWITCHES WITH CISCO IOS AND CISCO CATOS-BASED SWITCHES

Dell_BrA#show spanning-tree mst-configuration

Name: Dell

Revision: 0

Instance Vlan Mapped

-------- -----------

110

220

Dell_BrB#show spanning-tree mst-configuration

Name: Dell

Revision: 0

Instance Vlan Mapped

-------- -----------

110

220

Cisco3750_BrC#show spanning-tree mst configuration

Name [Dell]

Revision 0 Instances configured 3

Instance Vlan Mapped

-------- -----------

01-9,11-19,21-4094

110

220

You can also view information about MSTP states with the following command:

show spanning-tree active

The command is the same on the Dell and Cisco switches.

APRIL 2008

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Contents

MSTP INTEROPERABILITY OF THE DELL POWERCONNECT 6200 SERIES SWITCHES Information in this document is subject to change without noticeWITH CISCO IOS OR CISCO CATOS BASED SWITCHES WEB CONFIGURATION CONTENTSVOICE VLAN CONFIGURATION CLI CONFIGURATIONIEEE 802.1S MULTIPLE SPANNING TREE PROTOCOL OVERVIEW DELL POWERCONNECT 62XX MSTP FUNCTIONAL DESCRIPTIONAPRIL INTRODUCTIONActive Topology Admin Port StateSTP Port State MSTP Port StateFigure 3 Example Resultant VID to MSTI Allocation ACTIVE TOPOLOGY ENFORCEMENTAPRIL Figure 2 Example FID to MSTI Allocationshow spanning-tree MSTP CLI COMMANDSCONTROL PACKET BEHAVIOR APRILFigure 5 Single STP Topology OPERATION IN THE NETWORKAPRIL Figure 4 Small Bridged NetworkFigure 6 Logical MSTP Environment APRILDescription SAMPLE SETUP AND CONFIGURATIONSCONFIGURING BRIDGE BrA CLI CommandDescription CONFIGURING BRIDGE BrA WEB INTERFACECommand APRILAPRIL APRIL APRIL APRIL 10. Click Apply ChangesAPRIL 12. Click Show All to access the MSTP Settings TableAPRIL CONFIGURING BRIDGE BrBCONFIGURING BRIDGE BrC CommandAPRIL CONFIGURING EDGE DEVICESCommand CommandAPRIL show spanning-tree mst configurationVIEWING THE MSTP STATUS ADDITIONAL MSTP STATUS INFORMATION Bridge BrA DellBridge BrB Dell Bridge BrC CiscoBridge BrC Cisco APRILPriority Bridge BrA Dell APRILBridge BrB Dell APRILADDITIONAL INFORMATION AND SCALABILITY WITH MORE REGIONS APRILFigure 7 Multiple MSTP Regions APRILFigure 8 Multiple MSTP Region Interactions APRIL