[189406] in North American Network Operators' Group

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Re: LACP Frames / Level3 Transport

daemon@ATHENA.MIT.EDU (Nevin Gonsalves via NANOG)
Tue May 24 08:39:17 2016

X-Original-To: nanog@nanog.org
Date: Tue, 24 May 2016 12:39:03 +0000 (UTC)
To: Eygene Ryabinkin <rea+nanog@grid.kiae.ru>
In-Reply-To: <20160524094828.GC14947void.CODELABS.ru@void.CODELABS.ru>
From: Nevin Gonsalves via NANOG <nanog@nanog.org>
Reply-To: Nevin Gonsalves <nevin@yahoo-inc.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

Thanks all..!
I just had to sit and trace all the cables to make sure the tx/rx lined up =
for the right circuits as well as hitting the right patch panel ports. Once=
 all that got aligned nicely things started working magically.=C2=A0=C2=A0t=
hanks,-nevin
=20

    On Tuesday, May 24, 2016 2:49 AM, Eygene Ryabinkin <rea+nanog@grid.kiae=
.ru> wrote:
=20

 Nevin, good day.

Sun, May 22, 2016 at 07:55:31PM +0000, Nevin Gonsalves via NANOG wrote:
> Hoping someone may have come across a similar issue. Has anyone ever
> seen a situation where maybe like a Level3 transport system could be
> possibly dropping LACP frames..?
> End point A -=C2=A0 tx and rx counts incrementing for LACP
> =C2=A0LACP info: =C2=A0 =C2=A0 =C2=A0 =C2=A0Role =C2=A0 =C2=A0 System =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 System =C2=A0 =C2=A0 =C2=A0Port =C2=
=A0 =C2=A0Port =C2=A0Port=C2=A0=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0priority =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0identifier =C2=A0priority =C2=A0number =C2=
=A0 key=C2=A0=C2=A0 =C2=A0 =C2=A0 et-0/0/0.0 =C2=A0 =C2=A0 Actor =C2=A0 =C2=
=A0 =C2=A0 =C2=A0127 =C2=A05c:45:27:6d:2a:c0 =C2=A0 =C2=A0 =C2=A0 127 =C2=
=A0 =C2=A0 =C2=A056 =C2=A0 =C2=A016=C2=A0 =C2=A0 =C2=A0 et-0/0/0.0 =C2=A0 P=
artner =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01 =C2=A000:00:00:00:00:00 =C2=A0 =
=C2=A0 =C2=A0 127 =C2=A0 =C2=A0 =C2=A056 =C2=A0 =C2=A016=C2=A0 =C2=A0 LACP =
Statistics: =C2=A0 =C2=A0 =C2=A0 LACP Rx =C2=A0 =C2=A0 LACP Tx =C2=A0 Unkno=
wn Rx =C2=A0 Illegal Rx=C2=A0=C2=A0=C2=A0 =C2=A0 et-0/0/0.0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A06925 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A06922 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A00
> End Point B - no RX, partner macs are 0s..
> =C2=A0 LACP info: =C2=A0 =C2=A0 =C2=A0 =C2=A0Role =C2=A0 =C2=A0 System =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 System =C2=A0 =C2=A0 =C2=A0Port =
=C2=A0 =C2=A0Port =C2=A0Port=C2=A0=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0=
 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0priority =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0identifier =C2=A0priority =C2=A0number =C2=
=A0 key=C2=A0=C2=A0 =C2=A0 =C2=A0 et-9/1/0.0 =C2=A0 =C2=A0 Actor =C2=A0 =C2=
=A0 =C2=A0 =C2=A0127 =C2=A05c:45:27:77:d6:c4 =C2=A0 =C2=A0 =C2=A0 127 =C2=
=A0 =C2=A0 =C2=A068 =C2=A0 =C2=A016=C2=A0 =C2=A0 =C2=A0 et-9/1/0.0 =C2=A0 P=
artner =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A01 =C2=A000:00:00:00:00:00 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 1 =C2=A0 =C2=A0 =C2=A068 =C2=A0 =C2=A016=C2=A0 =C2=A0 =
LACP Statistics: =C2=A0 =C2=A0 =C2=A0 LACP Rx =C2=A0 =C2=A0 LACP Tx =C2=A0 =
Unknown Rx =C2=A0 Illegal Rx=C2=A0=C2=A0 =C2=A0 =C2=A0 et-9/1/0.0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A06752 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A00=C2=A0
> Link works fine otherwise outside the aggregate and w/o LACP. Any
> inputs will be greatly appreciated.

Cisco Q-in-Q implementation in some configurations (details are
blurry, since our provider turned to X-connect quite fast).=C2=A0 Also
VPLS implementation in (older) EXOS releases (Extreme Networks),
=C2=A0 https://gtacknowledge.extremenetworks.com/articles/Solution/Layer-2-=
Control-packets-like-STP-LACP-EDP-etc-are-not-passing-through-VPLS
--=20
Eygene Ryabinkin, National Research Centre "Kurchatov Institute"

Always code as if the guy who ends up maintaining your code will be
a violent psychopath who knows where you live.


  

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