R211x-HP Flexfabric 11900 Layer 2 - LAN Switching Command Reference

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Usage guidelines
In MSTP mode:
• If you do not specify any MSTI or port, this command displays the BPDU statistics of all MSTIs on all
ports. The displayed information is sorted by port name and by MSTI ID on each port.
• 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 Count Last Updated
--------------------------- ---------- -----------------
Invalid BPDUs 0
Looped-back BPDUs 0
MAX-aged BPDUs 0
TCN sent 0
TCN received 0
TCA sent 0
TCA received 2 10:33:12 01/13/2011
Config sent 0
Config received 0
RST sent 0
RST received 0
MST sent 4 10:33:11 01/13/2011
MST received 151 10:37:43 01/13/2011
Instance 0:
Type Count Last Updated
--------------------------- ---------- -----------------
Timeout BPDUs 0
MAX-hoped BPDUs 0
TC detected 1 10:32:40 01/13/2011
TC sent 3 10:33:11 01/13/2011
TC received 0