The only configuration command required to enable RSTP is the spanning-tree mode rapid-pvst global configuration command as illustrated in the following output:
Enter configuration commands, one per line. End with CNTL/Z.
VTP-Server-2(config)#spanning-tree mode rapid-pvst
Once enabled, R-PVST+ configuration can be validated via the show spanning-tree summary command, the output of which is shown below :
VTP-Server-2#show spanning-tree summary
Switch is in rapid-pvst . . .
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