From: Jay Vosburgh <jay.vosburgh@canonical.com>
To: lartc@vger.kernel.org
Subject: Re: Does bonding driver support 802.3ad "port-priority"?
Date: Fri, 02 Jun 2017 19:25:07 +0000 [thread overview]
Message-ID: <21277.1496431507@famine> (raw)
In-Reply-To: <CAJx5YvGDhygnXcFH4RfUzamjFKtjH8h9gLhE1sOp+dv4UwN2bg@mail.gmail.com>
Martin T <m4rtntns@gmail.com> wrote:
[...]
>does Linux bonding driver support 802.3ad "port-priority" feature? For
>example in Cisco devices one can assign a "lacp port-priority" to each
>port on a device running LACP. The port priority is used to decide
>which ports should be put in standby mode when a hardware limitation
>or the "lacp max-bundle" command configuration prevents all compatible
>ports from aggregating. Such feature is also supported for example on
>Juniper gear. Based on "Linux Ethernet Bonding Driver HOWTO" bonding
>driver does not seem to support this feature..
No, it doesn't. All bonding slaves are set to port priority
(Actor_Port_Priority) of 255, and bonding has no equivalent to the
max-bundle option. The LAG selection logic described in 802.1AX 5.6.1
is not implemented, as bonding does not restrict the size of an
aggregation.
-J
---
-Jay Vosburgh, jay.vosburgh@canonical.com
next prev parent reply other threads:[~2017-06-02 19:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-31 12:21 Does bonding driver support 802.3ad "port-priority"? Martin T
2017-06-02 19:25 ` Jay Vosburgh [this message]
2017-06-05 6:12 ` Martin T
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