Spanning-Tree Etherchannel Guard Misconfig - Cisco Catalyst 4500 Series Command Reference Manual

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

spanning-tree etherchannel guard misconfig

To display an error message when a loop due to a channel misconfiguration is detected, use the
spanning-tree etherchannel guard misconfig command. To disable the feature, use the no form of this
command.
Syntax Description
This command has no arguments or keywords.
Defaults
Spanning-tree EtherChannel guard is enabled.
Command Modes Global configuration mode
Command History Release
12.1(8a)EW
Usage Guidelines
When an EtherChannel guard misconfiguration is detected, this message is displayed:
%SPANTREE-2-CHNL_MISCFG:Detected loop due to etherchannel misconfig of interface
Port-Channel1
To determine which local ports are involved in the misconfiguration, enter the
err-disabled command. To verify the EtherChannel configuration on the remote device, enter the
etherchannel
After you correct the configuration, enter the shutdown and the no shutdown commands on the
associated port-channel interface.
Examples This example shows how to enable the EtherChannel guard misconfiguration feature:
Switch(config)# spanning-tree etherchannel guard misconfig
Switch(config)#
Related Commands Command
show etherchannel
show interfaces status
shutdown (refer to Cisco IOS
documentation)
OL-27596 -01
spanning-tree etherchannel guard misconfig
no spanning-tree etherchannel guard misconfig
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
summary command on the remote device.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
spanning-tree etherchannel guard misconfig
Description
Displays EtherChannel information for a channel.
Displays the interface status or a list of interfaces in
error-disabled state.
Disables a port.
show interfaces status
show
2-989