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Field
Num
of
mapped
Port times
BPDU sent
BPDU received
RegRoot ID/IRPC
Root Type
Master bridge
Cost to master
TC received
Protocol status
Protocol Std.
Version
Bridge-Prio.
Max age(s)
Forward delay(s)
Hello time(s)
Max hops
TC Snooping
Related commands
reset stp
display stp abnormal-port
Use display stp abnormal-port to display information about ports that are blocked by spanning tree
protection functions.
Syntax
display stp abnormal-port
Views
Any view
Description
VLAN.
VLANs
Number of VLANs that are mapped to the MSTI.
Major parameters for the port:
•
Hello—Hello timer.
•
MaxAge—Maximum age timer.
•
FwdDelay—Forward delay timer.
•
MsgAge—Message age timer.
•
RemHops—Remaining hops.
Statistics on sent BPDUs.
Statistics on received BPDUs.
MSTI regional root/internal path cost.
MSTI root type:
•
Primary root.
•
Secondary root.
MSTI root bridge ID.
Path cost from the MSTI to the master bridge.
Number of received TC BPDUs.
Spanning tree protocol status.
Spanning tree protocol standard.
Spanning tree protocol version.
•
In MSTP mode: Device's priority in the CIST.
•
In PVST mode: Device's priority in VLAN 1.
Aging timer for BPDUs (in seconds, which is the same as the aging timer for VLAN 1
in PVST mode).
Port state transition delay (in seconds, which is the same as the forward delay for
VLAN 1 in PVST mode).
Interval for the root bridge to send BPDUs (in seconds, which is the same as the
interval for VLAN 1 in PVST mode).
Maximum hops in the MSTI.
Status of TC Snooping, which can be Enabled or Disabled.
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