Configuration Etherchannel and spanning-Tree

Unanswered Question
Nov 13th, 2008
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Dear All Expert,


I would like to ask you that i want to configure etherchannel switch to switch(Cisco 3550 to 3550) and spanning-Tree for Access switch.

please see in the attach file as below.

Please help to show sample configuration...

Best Regards,

Join



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Giuseppe Larosa Thu, 11/13/2008 - 23:38
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Hello Join,


I suppose you are doing a port-channel of G0/1 and G0/2.


int gi0/1

switchport

switchport trunk encapsulation dot1q

switchport mode trunk

channel-group 1 mode on

!

int gi0/2

switchport

switchport trunk encapsulation dot1q

switchport mode trunk

channel-group 1 mode on

!


interface Port-channel1

switchport

switchport trunk encapsulation dot1q

switchport mode trunk


do this on both switches


for making first c3550 root bridge for all vlans

spanning-tree root primary


on second

spanning-tree root secondary


Hope to help

Giuseppe


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