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Catalyst 4500 Series Switch Cisco IOS System Message Guide
OL-13091-01
Chapter 2 Messages and Recovery Procedures
SPANTREE Messages
SPANTREE-4
Error Message SPANTREE-4-PORT_NOT_FORWARDING: [char] [char] [char] [char]
Explanation The specified interface is not in the forwarding state and forwarding packets.
Recommended Action Contact your technical support representative.
SPANTREE-5
Error Message SPANTREE-5-EXTENDED_SYSID:Extended SysId [char] for type [char]
Explanation
The extended system ID feature was either enabled or disabled for the given type of
spanning tree. If the feature was enabled, the spanning tree instance identifier is stored in the lower
portion of the bridge ID priority field; this will cause the allowed values for the bridge priority to be
limited to the range of 0 to 61,440, in increments of 4096. If the feature was disabled, the bridge ID
priority field consists entirely of the configured priority, but some spanning tree features might not
be available on a given platform (for example, 4096 VLAN support).
Recommended Action This is an informational message only. No action is required.
Error Message SPANTREE-5-ROOTCHANGE: Root Changed for [char] [dec]: New Root Port
is [char]. New Root Mac Address is [mac-addr]
Explanation
The root changed for an instance of spanning tree.
Recommended Action This is an informational message only. No action is required.
Error Message SPANTREE-5-TOPOTRAP: Topology Change Trap for [char] [dec]
Explanation
A trap was generated to indicate the change in topology.
Recommended Action This is an informational message only. No action is required.
SPANTREE-6
Error Message SPANTREE-6-PORT_STATE: Port [char] instance [dec] moving from [char]
to [char]
Explanation The spanning tree port changed to another state.
Recommended Action This is an informational message only. No action is required.