not sure if you did it or not, but aside from assigning channel-group and making it a switchport to members, switchport type, etc should be applied to port-channel so that members inherit config -d
On Mon, Nov 21, 2011 at 11:32 AM, marc abel <[email protected]> wrote: > For all of you who keep posting this, I posted the configs earlier in > the thread. ALL THE MEMBERS WERE SET AS DYNAMIC DESIRABLE. NONE were > set as access ports. I had them all shutdown when I configured the > channel-group and yes I used the interface range. They initially all > negotiated as trunks. Then for whatever reason one would become an > access port and un-bundle. Then a bit later it would trunk again. I > know I can manually set it as a trunk but I was restricted due to > other lab requirements. Specifically the task asks for an exact show > int trunk output that indicates it should be set to dynamic. > > Removing and re-applying the exact same channel-group command seemed > to stabilize the etherchannel, so I don't know what the actual issue > was but it appears it was some sort of "glitch". > > Cat1 > ________________________ > > interface FastEthernet0/23 > switchport trunk encapsulation dot1q > switchport mode dynamic desirable > channel-group 12 mode active > ! > interface FastEthernet0/24 > switchport trunk encapsulation dot1q > switchport mode dynamic desirable > channel-group 12 mode active > ! > > > Cat2 > ___________________________ > > interface FastEthernet0/23 > switchport trunk encapsulation dot1q > switchport mode dynamic desirable > channel-group 12 mode active > ! > interface FastEthernet0/24 > switchport trunk encapsulation dot1q > switchport mode dynamic desirable > channel-group 12 mode active > ! > > > On Mon, Nov 21, 2011 at 10:08 AM, Dwann Hall <[email protected]> wrote: >> I think others have answered but the problem and its resolution are >> included in the error message. The etherchannel members must be the >> same. For whatever reasone one interface is operating in access mode >> while the other is in trunking mode. Do a "sh int f0/x switchport".I >> would manually set switchport mode and not rely on dtp. -d >> >> On Sun, Nov 20, 2011 at 7:49 PM, mark salmon <[email protected]> wrote: >>> I agree, defaulting both physical ports (also deleting the port channel) >>> then re configuring both using the range command. It appears one of the >>> physical ports is set for dynamic desirable and the other is hard coded to >>> trunk unconditionally. >>> >>> "Question with boldness even the existence of a God; because, if there be >>> one, he must more approve of the homage of reason, than that of >>> blind-folded fear." Thomas Jefferson >>> " Where ignorance is bliss 'tis folly to be wise" >>> >>> >>> ________________________________ >>> From: JM NGOK <[email protected]> >>> To: Adam Booth <[email protected]>; marc abel <[email protected]> >>> Cc: "[email protected]" <[email protected]> >>> Sent: Sunday, November 20, 2011 6:45 PM >>> Subject: Re: [OSL | CCIE_RS] Ether-channel error >>> >>> 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 >>> _______________________________________________ >>> 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
