From: Arnd Bergmann <arnd@arndb.de>
To: "Fischer, Anna" <anna.fischer@hp.com>
Cc: "Dickson, Mike (ISS Software)" <mike.dickson@hp.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"bridge@lists.linux-foundation.org"
<bridge@lists.linux-foundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"Paul Congdon (UC Davis)" <ptcongdon@ucdavis.edu>,
"bridge@osdl.org" <bridge@osdl.org>,
"adobriyan@gmail.com" <adobriyan@gmail.com>,
"evb@yahoogroups.com" <evb@yahoogroups.com>,
"davem@davemloft.net" <davem@davemloft.net>
Subject: Re: [Bridge] [PATCH] net/bridge: Add 'hairpin' port forwarding mode
Date: Thu, 13 Aug 2009 19:06:21 +0200 [thread overview]
Message-ID: <200908131906.21916.arnd@arndb.de> (raw)
In-Reply-To: <0199E0D51A61344794750DC57738F58E6D6B0C70D9@GVW1118EXC.americas.hpqcorp.net>
On Thursday 13 August 2009, Fischer, Anna wrote:
> This patch adds a 'hairpin' (also called 'reflective relay') mode
> port configuration to the Linux Ethernet bridge kernel module.
> A bridge supporting hairpin forwarding mode can send frames back
> out through the port the frame was received on.
>
> Hairpin mode is required to support basic VEPA (Virtual
> Ethernet Port Aggregator) capabilities.
>
> You can find additional information on VEPA here:
> http://tech.groups.yahoo.com/group/evb/
> http://www.ieee802.org/1/files/public/docs2009/new-hudson-vepa_seminar-20090514d.pdf
> http://www.internet2.edu/presentations/jt2009jul/20090719-congdon.pdf
>
> An additional patch 'bridge-utils: Add 'hairpin' port forwarding mode'
> is provided to allow configuring hairpin mode from userspace tools.
>
> Signed-off-by: Paul Congdon <paul.congdon@hp.com>
> Signed-off-by: Anna Fischer <anna.fischer@hp.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: "Fischer, Anna" <anna.fischer@hp.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
Stephen Hemminger <shemminger@linux-foundation.org>,
"Paul Congdon (UC Davis)" <ptcongdon@ucdavis.edu>,
"evb@yahoogroups.com" <evb@yahoogroups.com>,
"bridge@lists.linux-foundation.org"
<bridge@lists.linux-foundation.org>,
"davem@davemloft.net" <davem@davemloft.net>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"kaber@trash.net" <kaber@trash.net>,
"Dickson, Mike (ISS Software)" <mike.dickson@hp.com>,
"adobriyan@gmail.com" <adobriyan@gmail.com>,
"bridge@osdl.org" <bridge@osdl.org>
Subject: Re: [PATCH] net/bridge: Add 'hairpin' port forwarding mode
Date: Thu, 13 Aug 2009 19:06:21 +0200 [thread overview]
Message-ID: <200908131906.21916.arnd@arndb.de> (raw)
In-Reply-To: <0199E0D51A61344794750DC57738F58E6D6B0C70D9@GVW1118EXC.americas.hpqcorp.net>
On Thursday 13 August 2009, Fischer, Anna wrote:
> This patch adds a 'hairpin' (also called 'reflective relay') mode
> port configuration to the Linux Ethernet bridge kernel module.
> A bridge supporting hairpin forwarding mode can send frames back
> out through the port the frame was received on.
>
> Hairpin mode is required to support basic VEPA (Virtual
> Ethernet Port Aggregator) capabilities.
>
> You can find additional information on VEPA here:
> http://tech.groups.yahoo.com/group/evb/
> http://www.ieee802.org/1/files/public/docs2009/new-hudson-vepa_seminar-20090514d.pdf
> http://www.internet2.edu/presentations/jt2009jul/20090719-congdon.pdf
>
> An additional patch 'bridge-utils: Add 'hairpin' port forwarding mode'
> is provided to allow configuring hairpin mode from userspace tools.
>
> Signed-off-by: Paul Congdon <paul.congdon@hp.com>
> Signed-off-by: Anna Fischer <anna.fischer@hp.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
next prev parent reply other threads:[~2009-08-13 17:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-13 16:55 [Bridge] [PATCH] net/bridge: Add 'hairpin' port forwarding mode Fischer, Anna
2009-08-13 16:55 ` Fischer, Anna
2009-08-13 17:06 ` Arnd Bergmann [this message]
2009-08-13 17:06 ` Arnd Bergmann
2009-08-13 17:06 ` Arnd Bergmann
2009-08-13 18:07 ` [Bridge] " Stephen Hemminger
2009-08-13 18:07 ` Stephen Hemminger
2009-08-13 18:07 ` Stephen Hemminger
2009-08-13 23:27 ` [Bridge] " David Miller
2009-08-13 23:27 ` David Miller
2009-08-14 21:41 ` [Bridge] [RFC] bridge: prevent hairpin and STP problems? Stephen Hemminger
2009-08-14 21:41 ` Stephen Hemminger
2009-08-17 21:16 ` [Bridge] " Fischer, Anna
2009-08-17 21:16 ` Fischer, Anna
2009-08-17 22:37 ` [Bridge] " Stephen Hemminger
2009-08-17 22:37 ` Stephen Hemminger
2009-08-13 23:27 ` [PATCH] net/bridge: Add 'hairpin' port forwarding mode David Miller
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