Shutdown these ports and delete the port-channel interface. Paste Adam's configuration ,reconfigure the port-channel and bring these interfaces up.
Am I wrong? Jean-Marie NGOK Senior Network Engineer ________________________________ From: Adam Booth <[email protected]> To: marc abel <[email protected]> Cc: [email protected] Sent: Sunday, November 20, 2011 3:50 PM Subject: Re: [OSL | CCIE_RS] Ether-channel error Hi Marc, Do Fa0/23 and Fa0/24 have the same configurations? For example is one port switch access for instance, with the other able to negotiate a trunk using DTP? Perhaps look at hard setting the interfaces to what you want switchport trunk encapsulation dot1q switchport mode trunk switchport nonegotiate Cheers, Adam On Mon, Nov 21, 2011 at 5:54 AM, marc abel <[email protected]> wrote: > I have two dynamic desirable trunks configured as an ether-channel and > one keeps un-bundling > > Nov 20 19:49:06.347: %EC-5-CANNOT_BUNDLE2: Fa0/23 is not compatible > with Fa0/24 and will be suspended (trunk mode of Fa0/23 is access, > Fa0/24 is trunk) > Nov 20 19:49:07.335: %LINEPROTO-5-UPDOWN: Line protocol on Interface > FastEthernet0/23, changed state to down > > > It then comes back up and everything seems fine for a bit and then it > happens again. Any idea what the issue could be or how to > troubleshoot? Obviously I could configure them as statically trunking > but a lab requirement prevents this. > > Thank you, > > Marc > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > To Unsubscribe from this list please visit the following link and follow > the directions to unsubscribe. > http://onlinestudylist.com/mailman/listinfo/ccie_rs > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com To Unsubscribe from this list please visit the following link and follow the directions to unsubscribe. http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com To Unsubscribe from this list please visit the following link and follow the directions to unsubscribe. http://onlinestudylist.com/mailman/listinfo/ccie_rs
