Configuring the Spanning Tree Protocol 735
Default STP Values
Spanning tree is globally enabled on the switch and on all ports and LAGs.
Table 22-1 summarizes the default values for STP.
Table 22-1. STP Defaults
Parameter Default Value
Enable state Enabled (globally and on all ports)
Spanning tree mode RSTP (Classic STP, STP-PV, RSTP-PV and
MSTP are disabled)
Switch priority 32768
BPDU flooding Disabled
PortFast mode Disabled
PortFast BPDU filter Disabled
Loop guard Disabled
BPDU protection Disabled
Spanning tree port priority 128
Maximum-aging time 20 seconds
Forward-delay time 15 seconds
Maximum hops 20
Spanning tree transmit hold count 6
MSTP region name MAC address of switch
MSTP included VLANs 1
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