Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-21 Thread David Erickson
On 12/15/2011 10:48 AM, Justin Pettit wrote: On Dec 6, 2011, at 3:18 PM, David Erickson wrote: I do agree with your analysis in that it is narrowing some traffic but actually broadening it for ARPs to/from a remote. I think we can actually solve both problems by unioning the existing b/c rul

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-15 Thread Justin Pettit
On Dec 6, 2011, at 3:18 PM, David Erickson wrote: > I do agree with your analysis in that it is narrowing some traffic but > actually broadening it for ARPs to/from a remote. I think we can actually > solve both problems by unioning the existing b/c rule with my proposed b*/c* > rule ie: > >

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-06 Thread David Erickson
On 12/06/2011 01:33 PM, Justin Pettit wrote: On Nov 13, 2011, at 8:38 PM, David Erickson wrote: On 11/1/2011 1:36 PM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: Justin, you've also experienced the pain of in-band control. Would you mind reviewing David's anal

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-06 Thread Justin Pettit
On Nov 13, 2011, at 8:38 PM, David Erickson wrote: > On 11/1/2011 1:36 PM, Ben Pfaff wrote: >> On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: >>> Justin, you've also experienced the pain of in-band control. Would >>> you mind reviewing David's analysis? >> Justin, did you ever get a c

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-01 Thread David Erickson
On 12/1/2011 12:05 PM, Ben Pfaff wrote: On Thu, Dec 01, 2011 at 12:02:46PM -0800, David Erickson wrote: On 12/1/2011 12:01 PM, Ben Pfaff wrote: On Wed, Nov 30, 2011 at 06:18:15PM -0800, David Erickson wrote: I think I've run into another semi-related issue with inband. I recently changed the

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-01 Thread Ben Pfaff
On Thu, Dec 01, 2011 at 12:02:46PM -0800, David Erickson wrote: > On 12/1/2011 12:01 PM, Ben Pfaff wrote: > >On Wed, Nov 30, 2011 at 06:18:15PM -0800, David Erickson wrote: > >>I think I've run into another semi-related issue with inband. I > >>recently changed the fail mode of my OVS instances fr

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-01 Thread David Erickson
On 12/1/2011 12:01 PM, Ben Pfaff wrote: On Wed, Nov 30, 2011 at 06:18:15PM -0800, David Erickson wrote: I think I've run into another semi-related issue with inband. I recently changed the fail mode of my OVS instances from standalone to secure because I wanted them to continue using the rules

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-12-01 Thread Ben Pfaff
On Wed, Nov 30, 2011 at 06:18:15PM -0800, David Erickson wrote: > I think I've run into another semi-related issue with inband. I > recently changed the fail mode of my OVS instances from standalone > to secure because I wanted them to continue using the rules that had > been set in the event the

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-30 Thread David Erickson
I think I've run into another semi-related issue with inband. I recently changed the fail mode of my OVS instances from standalone to secure because I wanted them to continue using the rules that had been set in the event the controller died or needed restarting. This had the unfortunate side

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-21 Thread David Erickson
On 11/13/2011 11:23 PM, David Erickson wrote: On 11/13/2011 9:16 PM, Justin Pettit wrote: On Nov 13, 2011, at 8:38 PM, David Erickson wrote: On 11/1/2011 1:36 PM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: Justin, you've also experienced the pain of in-band c

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-13 Thread David Erickson
On 11/13/2011 9:16 PM, Justin Pettit wrote: On Nov 13, 2011, at 8:38 PM, David Erickson wrote: On 11/1/2011 1:36 PM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: Justin, you've also experienced the pain of in-band control. Would you mind reviewing David's analy

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-13 Thread Justin Pettit
On Nov 13, 2011, at 8:38 PM, David Erickson wrote: > On 11/1/2011 1:36 PM, Ben Pfaff wrote: >> On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: >>> Justin, you've also experienced the pain of in-band control. Would >>> you mind reviewing David's analysis? >> Justin, did you ever get a c

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-13 Thread David Erickson
On 11/1/2011 1:36 PM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: Justin, you've also experienced the pain of in-band control. Would you mind reviewing David's analysis? Justin, did you ever get a chance to look this over? Just following up with an attached p

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-11-01 Thread Ben Pfaff
On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: > Justin, you've also experienced the pain of in-band control. Would > you mind reviewing David's analysis? Justin, did you ever get a chance to look this over? ___ discuss mailing list discuss@

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-10-03 Thread Ben Pfaff
Justin, can you review David's analysis? He's been waiting for a while on this. Thanks, Ben. On Fri, Sep 09, 2011 at 12:11:11PM -0700, Ben Pfaff wrote: > On Fri, Sep 09, 2011 at 11:39:23AM -0700, David Erickson wrote: > > On 9/9/2011 9:54 AM, Ben Pfaff wrote: > > >On Fri, Sep 09, 2011 at 09:36:

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Nicholas Bastin
On Fri, Sep 9, 2011 at 15:15, Ben Pfaff wrote: > If you want to implement it and (this is important) test it, and the > implementation is clean enough that it's clear it doesn't break > anything else, then it seems reasonable to accept it. > I will certainly take a look at it. -- Nick _

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Ben Pfaff
On Fri, Sep 09, 2011 at 03:11:57PM -0400, Nicholas Bastin wrote: > On Fri, Sep 9, 2011 at 15:05, Ben Pfaff wrote: > > > It seems reasonable to me, if it solves David's problem. > > Well, it solves other problems too.. :-) (It mirrors an in-band mode that > indigo has, so if you already are tagg

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Nicholas Bastin
On Fri, Sep 9, 2011 at 15:05, Ben Pfaff wrote: > It seems reasonable to me, if it solves David's problem. > Well, it solves other problems too.. :-) (It mirrors an in-band mode that indigo has, so if you already are tagging your in-band control traffic, it makes sense to match that with more sp

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Ben Pfaff
On Fri, Sep 09, 2011 at 11:39:23AM -0700, David Erickson wrote: > On 9/9/2011 9:54 AM, Ben Pfaff wrote: > >On Fri, Sep 09, 2011 at 09:36:25AM -0700, David Erickson wrote: > >>On 9/9/2011 9:16 AM, Ben Pfaff wrote: > >>>On Thu, Sep 08, 2011 at 06:11:39PM -0700, David Erickson wrote: > Hi All- > >

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread David Erickson
On 9/9/2011 12:05 PM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 02:55:18PM -0400, Nicholas Bastin wrote: Would you accept a patch to OVS which allowed a user to configure a single VLAN to which the in-band rules applied? Basically, instead of wildcarding the VLAN tag on all the in-band rules, it

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Ben Pfaff
On Fri, Sep 09, 2011 at 02:55:18PM -0400, Nicholas Bastin wrote: > Would you accept a patch to OVS which allowed a user to configure a single > VLAN to which the in-band rules applied? Basically, instead of wildcarding > the VLAN tag on all the in-band rules, it would optionally set them all to >

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Nicholas Bastin
I'm still parsing David's reply, but I have a suggestion that I floated by him offline, which may solve some problems...maybe.. :-) Would you accept a patch to OVS which allowed a user to configure a single VLAN to which the in-band rules applied? Basically, instead of wildcarding the VLAN tag on

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread David Erickson
On 9/9/2011 9:54 AM, Ben Pfaff wrote: On Fri, Sep 09, 2011 at 09:36:25AM -0700, David Erickson wrote: On 9/9/2011 9:16 AM, Ben Pfaff wrote: On Thu, Sep 08, 2011 at 06:11:39PM -0700, David Erickson wrote: Hi All- I'm seeing some confusing behavior happening relating to ARPs and OVS 1.2.1 (also

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Ben Pfaff
On Fri, Sep 09, 2011 at 09:36:25AM -0700, David Erickson wrote: > On 9/9/2011 9:16 AM, Ben Pfaff wrote: > >On Thu, Sep 08, 2011 at 06:11:39PM -0700, David Erickson wrote: > >>Hi All- > >>I'm seeing some confusing behavior happening relating to ARPs and > >>OVS 1.2.1 (also on 1.1.1 and probably 1.0.

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread David Erickson
Thanks Nick for the reference that was useful, I had seen it before but forgot where it lived. On 9/9/2011 9:16 AM, Ben Pfaff wrote: On Thu, Sep 08, 2011 at 06:11:39PM -0700, David Erickson wrote: Hi All- I'm seeing some confusing behavior happening relating to ARPs and OVS 1.2.1 (also on 1.1.

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Ben Pfaff
On Thu, Sep 08, 2011 at 06:11:39PM -0700, David Erickson wrote: > Hi All- > I'm seeing some confusing behavior happening relating to ARPs and > OVS 1.2.1 (also on 1.1.1 and probably 1.0.1). This is a XS machine > with 1 ethernet port, so in-band connection from OVS to the > controller. Specifically

Re: [ovs-discuss] ARP Behavior in XenServer Host

2011-09-09 Thread Nicholas Bastin
On Thu, Sep 8, 2011 at 21:11, David Erickson wrote: > Also is there a document that specifies OVSs behavior in in-band > environments such as XS with one ethernet port? I would expect after the > controller is connected that all packets coming in/out other than the > controller connection (and p

[ovs-discuss] ARP Behavior in XenServer Host

2011-09-08 Thread David Erickson
Hi All- I'm seeing some confusing behavior happening relating to ARPs and OVS 1.2.1 (also on 1.1.1 and probably 1.0.1). This is a XS machine with 1 ethernet port, so in-band connection from OVS to the controller. Specifically there are two cases where I would expect packets to be sent up to th