
Using Technician Interface Scripts
2-608
303560-A Rev 00
alerts
Displays all enabled circuits that are not up. Use this display to identify the ports that are
not working. The table includes the following information:
Sample Display - show span alerts
Spanning Tree Circuit Alert Information
---------------------------------------
Designated
Circuit State Designated Root Port
-------- ------------ ----------------------- --------------
E51 Port Disabled 00:0A:00:00:00:00:00:01 32770
S31 Port Disabled 00:0A:00:00:00:00:00:01 32771
S41 Port Disabled 00:0A:00:00:00:00:00:01 32772
3 Entries found.
Circuit Name of the circuit this port is on.
State Current state of the port as the Spanning Tree Protocol application defined
it, which in this case is Port Disabled.
Designated Root Unique Bridge ID recorded as the root in the Configuration BPDUs. The
Designated Bridge for the segment to which this port is attached transmits
this value.
Designated Port Port Identifier on the Designated Bridge for this port’s segment.
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