From: AKHILESH THAKUR (akhi_thakur@hotmail.com)
Date: Sat Feb 21 2009 - 04:47:05 ARST
Dear Jason,
Etherchannel cannot be used as other side is not a manageable cisco. Also QinQ
is required.
Regards
Akhilesh
> Date: Fri, 20 Feb 2009 09:01:27 -0700
> Subject: Re: MACFLAP_NOTIF error
> From: madsen.jason@gmail.com
> To: slidersv@gmail.com
> CC: akhi_thakur@hotmail.com; ccielab@groupstudy.com
>
> Hi Akhilesh,
>
> If for whatever reason you're required to use q-in-q tunnels as currently
> configured and you only need at least one of them operational at a time,
you
> might want to try adding L2-tunnel and allow STP through the q-in-q tunnel.
> I don't know what your topology looks like, but it's possible by passing
STP
> a downstream device could learn of the multiple paths and block one. If you
> need both paths up at all times, I'd try ether-channeling them together and
> then doing q-in-q (if your requirement makes you use q-in-q). Otherwise,
> just use an ether-channel.
>
> Jason
>
> On Fri, Feb 20, 2009 at 5:23 AM, Pavel Bykov <slidersv@gmail.com> wrote:
>
> > Well... that's hard. One of the main rules of L2 is to have only one way.
> > You're using two. Solution would be Etherchannel...
> >
> > On Tue, Feb 17, 2009 at 7:34 PM, AKHILESH THAKUR <akhi_thakur@hotmail.com
> > >wrote:
> >
> > > Dear GS,
> > >
> > > I have 3440 ME switch and facing the error message
> > > %SW_MATM-4-MACFLAP_NOTIF:
> > > Host 0022.7f24.a8c0 in vlan 303 is flapping between port Fa0/8 and port
> > > Fa0/7.
> > > Below is the switch configuration. The dot1q tunnel port is connected
to
> > > point
> > > to point radios which in further connected to AP's.
> > >
> > >
> > >
> > > The AP's work as ROOT and MESH form. MESH AP's get connected to Root
AP.
> > If
> > > more than 2 root AP's are available mesh AP will try connect to either
of
> > > the
> > > root AP's. This makes switch to learn mesh AP's mac from both the port
> > and
> > > hence the error message.
> > >
> > > How to avoid the message. I tried no mac address-table notification but
> > no
> > > use. pls suggest any.
> > >
> > >
> > >
> > > Building configuration...
> > >
> > > Current configuration : 136 bytes
> > > !
> > > interface FastEthernet0/7
> > > description "From_Chedda_To_Dreams2_P2_R1"
> > > switchport access vlan 303
> > > switchport mode dot1q-tunnel
> > > end
> > >
> > > CHEDDA#sh run int fa0/8
> > > Building configuration...
> > >
> > > Current configuration : 133 bytes
> > > !
> > > interface FastEthernet0/8
> > > description "From_Chedda_To_JoyHomes_P4"
> > > switchport access vlan 303
> > > switchport mode dot1q-tunnel
> > > end
> > >
> > >
> > >
> > > Regards
> > >
> > > Akhilesh
> > >
> > >
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> >
> > --
> > Pavel Bykov
> > ----------------
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