If you specify a port but not an MSTI, this command displays the BPDU statistics of all MSTIs on the
•
port. The displayed information is sorted by MSTI ID.
If you specify both an MSTI ID and a port, this command displays the BPDU statistics of the specified
•
MSTI on the port.
In STP or RSTP mode:
If you do not specify any port, this command displays the BPDU statistics of on all ports. The
•
displayed information is sorted by port name.
If you specify a port, this command displays the BPDU statistics on the port.
•
Examples
# In MSTP mode, display the BPDU statistics of all MSTIs on Ten-GigabitEthernet 1/0/1.
<Sysname> display stp bpdu-statistics interface ten-gigabitethernet 1/0/1
Port: Ten-GigabitEthernet1/0/1
Instance-Independent:
Type
--------------------------- ---------- -----------------
Invalid BPDUs
Looped-back BPDUs
MAX-aged BPDUs
TCN sent
TCN received
TCA sent
TCA received
Config sent
Config received
RST sent
RST received
MST sent
MST received
Instance 0:
Type
--------------------------- ---------- -----------------
Timeout BPDUs
MAX-hoped BPDUs
TC detected
TC sent
TC received
Table 24 Command output
Field
Port
Instance-Independent
Type
Count
Last Updated
0
0
0
0
0
0
2
10:33:12 01/13/2011
0
0
0
0
4
10:33:11 01/13/2011
151
10:37:43 01/13/2011
Count
Last Updated
0
0
1
10:32:40 01/13/2011
3
10:33:11 01/13/2011
0
Description
Port name.
Statistics not related to any particular MSTI.
Statistical item.
101