Follow these steps to shut down RSTP either globally or on a specific interface.
device# configure terminal
Shut down STP globally and return to privileged EXEC mode.
device(config)# protocol spanning-tree rstp device(conf-rstp)# shutdown device(conf-rstp)# end
Shut down RSTP on a specific interface and return to privileged EXEC mode.
device(config)# interface ethernet 0/2 device(conf-if-eth-0/2)# spanning-tree shutdown device(conf-if-eth-0/2)# end
Shut down RSTP on a specific VLAN and return to privileged EXEC mode.
device(config)# vlan 10 device(config-vlan-10)# spanning-tree shutdown device(config-vlan-10)# end
device# show spanning-tree device#
device# copy running-config startup-config