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Chapter 2
Messages and Recovery Procedures
SPAN Messages
This section contains the Switched Port Analyzer (SPAN) messages.
Error Message SPAN-3-MEM_UNAVAIL: Memory was not available to perform the SPAN
operation.
Error Message SPAN-3-UNKN_ERR: An internal error occurred during a SPAN operation.
Error Message SPAN-3-UNKN_ERR_PORT: An internal error occurred when configuring SPAN
on port [chars].
SPANTREE Messages
This section contains the spanning-tree messages.
Error Message SPANTREE-2-BLOCK_BPDUGUARD_VP: Received BPDU on port [chars], vlan
[dec] with BPDU Guard enabled. Disabling vlan.
OL-9641-04
This message means that the system was unable to perform a SPAN operation because
Explanation
of a lack of memory.
Reduce other system activity to ease the memory demands.
Recommended Action
This message means that SPAN detected an error in its internal operation.
Explanation
The error might be transient. Try the SPAN operation again. If a second attempt
Recommended Action
also fails, reload the switch by using the reload privileged EXEC command to complete the
operation.
This message means that SPAN detected an error in its internal operation. [chars] is the
Explanation
interface.
The error might be transient. Try the SPAN operation again. If the second
Recommended Action
attempt also fails, reload the switch by using the reload privileged EXEC command to complete the
operation.
A bridge protocol data unit (BPDU) was received on the interface and VLAN specified
Explanation
in the error message. The spanning tree BPDU guard feature was enabled and configured to shut
down the VLAN. As a result, the VLAN was placed in the error-disabled state. [chars] is the
interface, and [dec] is the vlan.
Recommended Action
Either remove the device sending BPDUs, or disable the BPDU guard feature.
The BPDU guard feature can be locally configured on the interface or globally configured on all
ports that have Port Fast enabled. Re-enable the interface and vlan by entering the clear errdisable
privileged EXEC command.
Cisco ME 3400E, ME 3400, and ME 2400 Ethernet Access Switch System Message Guide
SPAN Messages
2-67
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