From: Djerk Geurts (djerk@djerk.nl)
Date: Sat Jul 28 2007 - 17:21:40 ART
Gary,
Tries your suggestion. Same results...
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
> Behalf Of Gary Duncanson
> Sent: zaterdag 28 juli 2007 22:14
> To: Djerk Geurts
> Cc: ccielab@groupstudy.com
> Subject: Re: Etherchannel & err-disable
>
> Djerk,
>
> Have you tried setting the channel mode to desirable both sides?
>
> channel-group 5 mode desirable
>
>
> Then issue the shutdown and no shutdown commands to renable
> the interface.
>
> Gary
> ----- Original Message -----
> From: "Djerk Geurts" <djerk@djerk.nl>
> To: "'Cisco certification'" <ccielab@groupstudy.com>
> Sent: Saturday, July 28, 2007 9:00 PM
> Subject: Etherchannel & err-disable
>
>
> >I have a 3750 and a 355 and when bringing up an etherchannel
> I get the
> > following on the 3550:
> >
> > 1d21h: %PM-4-ERR_DISABLE: channel-misconfig error detected
> on Fa0/23,
> > putting Fa0/23 in err-disable state
> >
> > Same config between a 3550 and 3750 is fine. 3548 - 3750 is
> fine as well
> > as
> > is 3548 - 3550. Actually all options between all 4 switches
> work but this
> > one.
> >
> > Port and eth-chan config:
> >
> > interface FastEthernet0/22
> > description *** C3750-ME F1/0/22 ***
> > switchport trunk encapsulation isl
> > switchport mode trunk
> > channel-group 5 mode on
> > End
> >
> > interface Port-channel5
> > description *** C3750 Po5 ***
> > switchport trunk encapsulation isl
> > switchport mode trunk
> > end
> >
> > Switchport mode has no influence, port-security is off on
> both sides. What
> > is casusing this and how can I troubleshoot this? A debug
> etherchannel
> > doesn't display anything related at all, other than the
> message listed
> > above.
> >
> > So far I've seen it happen when one side is configured for
> etherchannel
> > and
> > the other side isn't but a shut no-shut helps things along
> nicely once
> > both
> > sides are configured for etherchannel propperly. But this time it
> > doesn't...
> >
> > Any help appreciated.
> >
> > Regards,
> >
> > --
> > Djerk Geurts | Senior R&D Engineer | Easynet
> > T +31 (0)20 798 98 84 | F +31 (0)20 798 98 99 | www.easynet.com
> > Karspeldreef 14 | 1101 CK Amsterdam | The Netherlands
> > mailto:djerk.geurts@nl.easynet.net
> >
> > Please consider the environment before printing this e-mail.
> >
> >
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