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Catalyst 3750, 3560, 3550, 2975, 2970, and 2960 Switch System Message Guide
OL-8551-04
Chapter 3 Message and Recovery Procedures
ENVIRONMENT Messages
Error Message EC-5-STAYDOWN: no-shut not allowed on [chars]. Module [dec] not online.
Explanation An interface with an EtherChannel configuration ca nnot be enabled by using the no
shutdown interface configuration command because it is a member of an EtherChannel group and
that EtherChannel group has been administratively shut down. The interface h as an EtherChannel
configuration, but no information is available yet about its port channel. [chars] is the interface, and
[dec] is the module.
Recommended Action No action is required. Wait until the module is online to find out the
port-channel setting of the EtherChannel.
Error Message EC-5-UNBUNDLE: Interface [chars] left the port-channel [chars].
Explanation The listed interface left the specified EtherChannel. The first [chars] is the physical
interface, which can be a switch port or a routed port, and the second [chars] is the EtherChannel.
Recommended Action No action is required.
Error Message EC-5-UNSUITABLE: [chars] will not join any port-channel, [chars].
Explanation One of the interfaces cannot join the EtherChannel because it is configured for PortFast,
as a VLAN Membership Policy Server (VMPS), for IEEE 802.1x, as a voice VLAN, or as a
Switched Port Analyzer (SPAN) destination port. All of these are unsuitable configurations for
EtherChannels. The first [chars] is the interface name, and the second [chars] describes the details
of the unsuitable configuration.
Recommended Action Reconfigure the port; remove the unsuitable configuration.
ENVIRONMENT Messages
This section contains the Environment messages.
Error Message ENVIRONMENT-2-FAN_FAULT:System Fault:FAN FAULT is detected.
Note This message applies only to Catalyst 3550 switches.
Explanation An internal fan fault is detected.
Recommended Action Check the switch for a fan failure, or use the show env privileged EXEC
command to check if one or more fans on the switch have faile d. Replace the switch at your
convenience.
Error Message ENVIRONMENT-2-OVER_TEMP:System Fault:OVER TEMPERATURE condition is
detected.
Note This message applies only to Catalyst 3550 switches.