[ovs-discuss] icmp packet

[Ben Pfaff]

We will review and apply a patch from someone who develops and posts
such a patch.

On Tue, Mar 24, 2015 at 06:49:59AM +0000, Duankebo (Frank) wrote:
> Hi Ben, Sorry for the misunderstanding. But will you please tell me how to "take a patch" implement the feature, what's the difference between "develop a patch" and "take a patch"?
> 
> Thank you!
> 
> -----邮件原件-----
> 发件人: Ben Pfaff [mailto:blp at nicira.com] 
> 发送时间: 2015年3月24日 14:44
> 收件人: Duankebo (Frank)
> 抄送: discuss at openvswitch.org; Lilin (pineorange, IT); Liyi (David, ITPL)
> 主题: Re: [ovs-discuss] icmp packet
> 
> I never said that we would develop such a patch.  I said that we would take a patch to implement this.
> 
> On Tue, Mar 24, 2015 at 06:39:57AM +0000, Duankebo (Frank) wrote:
> > Oh, I mean when you will develop the patch contains this feature?
> > 
> > -----邮件原件-----
> > 发件人: Ben Pfaff [mailto:blp at nicira.com]
> > 发送时间: 2015年3月24日 14:32
> > 收件人: Duankebo (Frank)
> > 抄送: discuss at openvswitch.org; Lilin (pineorange, IT); Liyi (David, 
> > ITPL)
> > 主题: Re: [ovs-discuss] icmp packet
> > 
> > It'll be ready when you send it.
> > 
> > On Tue, Mar 24, 2015 at 06:22:56AM +0000, Duankebo (Frank) wrote:
> > > Great! Thank you!
> > > 
> > > BTW: When the patch will be ready? Will you please send me a copy for test?
> > > 
> > > 
> > > 发件人: Ben Pfaff [mailto:blp at nicira.com]
> > > 发送时间: 2015年3月24日 11:46
> > > 收件人: Duankebo (Frank)
> > > 抄送: Lilin (pineorange, IT); discuss at openvswitch.org; Liyi (David,
> > > ITPL)
> > > 主题: Re: 答复: [ovs-discuss] icmp packet
> > > 
> > > On Tue, Mar 24, 2015 at 02:06:04AM +0000, Duankebo (Frank) wrote:
> > > > Thank you Ben.
> > > > 
> > > > Yes, we can packetIn the ping request packet to Openflow controller, which packet out a response then.
> > > > 
> > > > But for every ping request packet, the controller have to 
> > > > packetIn/packetOut the packet, imaging large scale datacenter 
> > > > where there are many hosts
> > > > 
> > > > which may send ping request to virtual address(means address don't 
> > > > exist physically and need Controller/switch to process the icmp 
> > > > request),
> > > > 
> > > > the controller will become a choke point.
> > > > 
> > > > So we are looking for better ways that the ping request can be responsed by the vSwitch.
> > > 
> > > It's a reasonable request, and this feature will be useful to other software too (including the upcoming OVN), so we'd take a patch to implement this.