[c-nsp] Spanning tree compatibility with RSTP

Collins, Richard (SNL US) rich.collins at siemens.com
Mon Nov 27 18:32:14 EST 2006


Hello,

I have some switches which are to be connected with some third-party
equipment which runs only classical RSTP.  

What is the recommended procedure - go to mst mode and set all vlans to
one MST instance and match the timers with the third party RSTP?  Can
one still run with multiple MST instances?

SUP720(config)#spanning-tree mode ?
  mst         Multiple spanning tree mode
  pvst        Per-Vlan spanning tree mode
  rapid-pvst  Per-Vlan rapid spanning tree mode

Thanks
Rich



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