Specifications

show spanning-tree statistics
255
Date 2008/11/14 13:09:55 UTC
MST Instance ID: 1 Topology Change Times: 7
Port:0/1 Up
TxBPDUs : 203 RxBPDUs : 0
Forward Transit Times: 1 Discard Message: 0
Exceeded Hop : 0
Port:0/2 Down
TxBPDUs : 0 RxBPDUs : 0
Forward Transit Times: 0 Discard Message: 0
Exceeded Hop : 0
:
ChGr:1 Up
TxBPDUs : 203 RxBPDUs : 0
Forward Transit Times: 1 Discard Message: 0
Exceeded Hop : 0
MST Instance ID: 4095 Topology Change Times: 1
Port:0/17 Down
TxBPDUs : 0 RxBPDUs : 0
Forward Transit Times: 0 Discard Message: 0
Exceeded Hop : 0
Port:0/18 Down
TxBPDUs : 0 RxBPDUs : 0
Forward Transit Times: 0 Discard Message: 0
Exceeded Hop : 0
Port:0/19 Down
TxBPDUs : 0 RxBPDUs : 0
Forward Transit Times: 0 Discard Message: 0
Exceeded Hop : 0
Port:0/20 Up
TxBPDUs : 1 RxBPDUs : 0
Forward Transit Times: 1 Discard Message: 0
Exceeded Hop : 0
:
>
Display items in Example 2
Item Meaning Displayed information
MST Instance ID Instance ID subject to MST --
Topology ChangeTimes Number of detecting
topology changes
--
Port Port number --
ChGr Channel group number --
Up The port is in Up status. Indicates that the port is in Up status. This indicates
that the channel group in link aggregation is in the
Up status.
Down The port is in Down status. Indicates that the port is in Down status. This
indicates that the channel group in link aggregation
is in the Down status.