Re: Strange status of EtherChannel!

Is that the same as:

  Fa0/23()

On Tue, Sep 1, 2009 at 1:42 AM, Joe Astorino <jastorino_at_ipexpert.com> wrote:

> Just FYI guys I did lab this up and it has nothing to do with the other
> side
> not being configured. I was able to configure Cat1 with "channel-group 12
> mode on" on the two interfaces connecting to Cat2. On Cat2 I only put the
> channel-group command on one interface...interestingly enough, on Cat1 it
> still shows both interfaces in the port channel, the port channel up, and
> both with a status of "P." I actually would have expected that the 2nd
> link
> would have not showed a "P" on Cat1. On Cat2, it just showed 1 link in the
> bundle.
>
> Just FYI Cat1 here is a 3550 and Cat2 is a 3560.
>
> Cat1#sh run | beg 0/23
> interface FastEthernet0/23
> switchport trunk encapsulation dot1q
> switchport mode trunk
> channel-group 12 mode on
> !
> interface FastEthernet0/24
> switchport trunk encapsulation dot1q
> switchport mode trunk
> channel-group 12 mode on
>
> interface Port-channel12
> switchport trunk encapsulation dot1q
> switchport mode trunk
> end
>
>
>
> Cat2(config-if)#do sh run | beg 0/23
> interface FastEthernet0/23
> switchport trunk encapsulation dot1q
> switchport mode trunk
> channel-group 12 mode on
> !
> interface FastEthernet0/24
> switchport trunk encapsulation dot1q
> switchport mode trunk
> !
> interface Port-channel12
> switchport trunk encapsulation dot1q
> switchport mode trunk
> end
>
> Cat1#sh etherchan sum
> Flags: D - down P - in port-channel
> I - stand-alone s - suspended
> H - Hot-standby (LACP only)
> R - Layer3 S - Layer2
> U - in use f - failed to allocate aggregator
> u - unsuitable for bundling
> w - waiting to be aggregated
> d - default port
>
>
> Number of channel-groups in use: 1
> Number of aggregators: 1
>
> Group Port-channel Protocol Ports
>
> ------+-------------+-----------+-----------------------------------------------
> 12 Po12(SU) - Fa0/23(P) Fa0/24(P)
>
>
>
> Cat2(config-if)#do sh etherchan sum
> Flags: D - down P - in port-channel
> I - stand-alone s - suspended
> H - Hot-standby (LACP only)
> R - Layer3 S - Layer2
> U - in use f - failed to allocate aggregator
> u - unsuitable for bundling
> w - waiting to be aggregated
> d - default port
>
>
> Number of channel-groups in use: 1
> Number of aggregators: 1
>
> Group Port-channel Protocol Ports
>
> ------+-------------+-----------+-----------------------------------------------
> 12 Po12(SU) - Fa0/23(P)
>
>
>
>
>
>
>
> On Tue, Sep 1, 2009 at 12:09 AM, Martin Hogan
> <martin.john.hogan_at_gmail.com>wrote:
>
> > Hi,
> >
> > I've had this happen to me whilst labbing - it was during a broadcast
> > storm.
> > I couldn't replicate it nor work out what had happened though.
> >
> > Martin
> >
> >
> >
> >
> > On Thu, Aug 27, 2009 at 11:28 PM, But Nicky <lyredhair_at_gmail.com> wrote:
> >
> > > Dear all,
> > >
> > > SW2(config)#do sh eth summ
> > > Flags: D - down P - in port-channel
> > > I - stand-alone s - suspended
> > > H - Hot-standby (LACP only)
> > > R - Layer3 S - Layer2
> > > U - in use f - failed to allocate aggregato
> > > U - unsuitable for bundling
> > > W - waiting to be aggregated
> > > D - default port
> > > Number of channel-groups in use: 1
> > > Number of aggregators: 1
> > > Group Port-channel Protocol Ports
> > >
> > >
> >
> ------+-------------+-----------+-----------------------------------------------
> > >
> > > 12 Po12(SU) - Fa0/19(P) Fa0/20(P) Fa0/21(P)
> > Fa0/22(P)
> > > Fa0/23() Fa0/24(P) Fa0/25P)
> > > Fa0/26(P)
> > >
> > >
> > > Each interface are shown as (P), except F0/23 (),What is the status of
> > > F0/23? I have not saw it before, please help.
> > >
> > > Many thanks,
> > > But Nguyen.
> > >
> > > P/S: This is question for OEQ, which I collected from internet, do not
> > > require posting the configuration.
> > >
> > >
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>
>
> --
> Regards,
>
> Joe Astorino - CCIE #24347 R&S
> Technical Instructor - IPexpert, Inc.
> Cell: +1.586.212.6107
> Fax: +1.810.454.0130
> Mailto: jastorino_at_ipexpert.com
>
>
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Received on Tue Sep 01 2009 - 02:29:39 ART