Difference between revisions of "Etherchannel misconfig guard error"

A2(config-if-range)#do show run
Building configuration...

Current configuration : 1633 bytes
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! Last configuration change at 07:28:13 UTC Wed Mar 30 2011
! NVRAM config last updated at 01:45:47 UTC Wed Mar 30 2011
!
version 15.2
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
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hostname A2
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boot-start-marker
boot-end-marker
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!
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no aaa new-model
system mtu routing 1500
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!
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no ip domain-lookup
ip domain-name CCNP.NET
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spanning-tree mode pvst
no spanning-tree etherchannel guard misconfig
spanning-tree extend system-id
port-channel load-balance src-dst-ip
!
!
!
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vlan internal allocation policy ascending
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interface Port-channel1
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interface FastEthernet0/1
 switchport trunk native vlan 666
 switchport mode trunk
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interface FastEthernet0/2
 switchport trunk native vlan 666
 switchport mode trunk
!
interface FastEthernet0/3
 shutdown
!
interface FastEthernet0/4

A2(config-if-range)#end
A2#show span
Mar 30 07:30:35.765: %SYS-5-CONFIG_I: Configured from console by console
A2#show span sum
A2#show span summary
Switch is in pvst mode
Root bridge for: none
EtherChannel misconfig guard is disabled
Extended system ID           is enabled
Portfast Default             is disabled
PortFast BPDU Guard Default  is disabled
Portfast BPDU Filter Default is disabled
Loopguard Default            is disabled
UplinkFast                   is disabled
BackboneFast                 is disabled
Configured Pathcost method used is short

Name                   Blocking Listening Learning Forwarding STP Active
---------------------- -------- --------- -------- ---------- ----------
Total                        0         0        0          0          0
A2#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
A2(config)#int ra fa 0/5 - 6
A2(config-if-range)#shut
A2(config-if-range)#no shut
Mar 30 07:31:59.231: %LINK-5-CHANGED: Interface FastEthernet0/5, changed state to administratively down
Mar 30 07:31:59.231: %LINK-5-CHANGED: Interface FastEthernet0/6, changed state to administratively down
A2(config-if-range)#no shut
A2(config-if-range)#
Mar 30 07:32:02.142: %PM-4-ERR_DISABLE: channel-misconfig (STP) error detected on Fa0/5, putting Fa0/5 in err-disable state
Mar 30 07:32:02.142: %PM-4-ERR_DISABLE: channel-misconfig (STP) error detected on Fa0/6, putting Fa0/6 in err-disable state
A2(config-if-range)#
Mar 30 07:32:02.486: %LINK-3-UPDOWN: Interface FastEthernet0/5, changed state to down
Mar 30 07:32:02.495: %LINK-3-UPDOWN: Interface FastEthernet0/6, changed state to down
A2(config-if-range)#