Allied Telesis AT-DC2552XS - Manual (Page 353)

AT-DC2552SX Switch Command Line Interface User’s Guide
Section II: Layer 2 Switching 353
The fields are described in Table 60.
Table 60. SHOW SPANNING-TREE MST Command
Field Description
Spanning Tree Displays whether the Spanning Tree Protocol
is enabled or disabled.
CIST Root Path Cost Displays the path cost to the region that the
CIST root bridge belongs to (External Root
Path Cost).
CIST Root Port Displays the ID of the CIST root port.
CIST Bridge Priority Displays the CIST bridge priority on the
switch.
Forward Delay Displays the forward delay time of the switch.
Hello Time Displays the hello time of the switch.
Max Age Displays the maximum aging time for the
switch.
Max-hops Displays the maximum number of hops on the
switch.
CIST Root Id Displays the bridge ID of the CIST root bridge.
CIST Reg Root Id Displays the bridge ID of the regional root
bridge.
CIST Bridge Id Displays the bridge ID of the switch.
CIST X topology
change(s) Displays the number of topology changes.
last topology change Displays the most recent date the topology
changed.
portfast bpdu-guard Displays whether the BPDU guard feature is
enabled or disabled.
portfast errdisable
timeout Displays whether the switch automatically
reactivates disabled ports after the specified
time period.
portfast errdisable
timeout interval Displays the time interval that ports remain
disabled before the switch automatically
enables the disabled ports
Instance Displays the MST instance ID.
VLAN Displays the VLAN IDs that belong to the MST
instance.