Re: carping about CARP

2012-12-02 Thread Jay
On 12/2/2012 5:28 PM, Adrian Farrel wrote: Far be it from me to get involved in a private pissing match, but... Owen wrote: Perhaps we should ask IETF/IANA to allocate a group of protocol numbers to "the wild west". A protocol-number equivalent of RFC-1918 or private ASNs. You can use these fo

RE: carping about CARP

2012-12-02 Thread Adrian Farrel
Far be it from me to get involved in a private pissing match, but... Owen wrote: > Perhaps we should ask IETF/IANA to allocate a group of protocol numbers > to "the wild west". A protocol-number equivalent of RFC-1918 or private ASNs. > You can use these for whatever you want, but so can anyone e

Re: carping about CARP

2012-11-30 Thread Nick Hilliard
On 30/11/2012 21:01, Claudio Jeker wrote: > Still carp packets can coexist with vrrp packets. They use a different > version numbers. And the same mac address pool, which means that if you use the same vhid as vrrp group number, you will trash both your carp and vrrp virtual IPs. Carp was coded e

Re: carping about CARP

2012-11-30 Thread Andrew Sullivan
On Fri, Nov 30, 2012 at 10:01:54PM +0100, Claudio Jeker wrote: > implementation would not have been accepted. The result would be a draft > that would never be adopted and so it is back to start. "Adopted" by whom? The procedure, even at the time, did not require in any way IETF consensus. Getti

Re: carping about CARP

2012-11-30 Thread Andrew Sullivan
On Sat, Dec 01, 2012 at 02:05:14AM +1030, David Walker wrote: > As far as not using the same protocol number, that's neither here nor there. Horse pucky. On the Internet, the secure and reliable players co-ordinate their protocol actions through the IANA, using the published IANA rules for how yo

Re: carping about CARP

2012-11-30 Thread Claudio Jeker
On Fri, Nov 30, 2012 at 08:48:48AM -0800, David Conrad wrote: > On Nov 30, 2012, at 5:08 AM, Henning Brauer wrote: > > and re IANA, they made it clear they would not give us a proto number > > As they should have. IANA abides by the rules laid down for it by the > IETF/IESG/IAB. The openbsd folks

Re: carping about CARP

2012-11-30 Thread Owen DeLong
>> I believe that idea has legs regardless of practical considerations >> and stands on it's own. >> >> Besides, I won't discount OpenBSD out of hand for forging ahead, >> withstanding practical issues, considering the runs they've got on the >> board and the many facepalm fails we see in the diam

Re: carping about CARP

2012-11-30 Thread Doug Barton
This issue came up originally during my tenure at IANA, and FWIW I concur with David. I have a vague memory of engaging directly with some folks from OpenBSD and letting them know that I was sympathetic with their situation, but IANA has strict rules to follow, and unless they followed procedure my

Re: carping about CARP

2012-11-30 Thread David Conrad
On Nov 30, 2012, at 5:08 AM, Henning Brauer wrote: > and re IANA, they made it clear they would not give us a proto number As they should have. IANA abides by the rules laid down for it by the IETF/IESG/IAB. The openbsd folks couldn't be bothered to even write up a draft and chose to squat on a

Re: carping about CARP

2012-11-30 Thread David Walker
Comments inline ... as best I can. On 30/11/2012, Robert E. Seastrom wrote: > > David Walker writes: > >> [ patent fight recap ] > > Thanks for posting those. I recall the discussions surrounding the > HSRP patents well, but it's been a while and I have proportionally > more gray hair (and less

Re: carping about CARP

2012-11-30 Thread Robert E. Seastrom
Stuart Henderson writes: > I don't see anything here indicating that it's to do with CARP > believing things sent over the wire, I suspect the problem would still > occur if CARP were disabled on the pfSense box. (Do people really > run CARP in the wild without authentication anyway?) 1) it did

Re: carping about CARP

2012-11-30 Thread Robert E. Seastrom
Jussi Peltola writes: > The amount of detail in the original posting is rather disappointing, > with absolutely no hope of anyone being able to reproduce the problem > with the data given. It was not intended as a bug report, instead merely an expression of disappointment and an advsory to fell

Re: carping about CARP

2012-11-30 Thread Robert E. Seastrom
Henning Brauer writes: > * Robert E. Seastrom [2012-11-30 13:46]: >> My problem is not with Theo nor with the IETF. My problem is with a >> crappy and credulous implementation. When an outage is caused by >> redundancy software that comes from an organization that prides itself >> on well-wri

Re: carping about CARP

2012-11-30 Thread Stuart Henderson
On 2012-11-30, Randy Bush wrote: >> case of the same situation all[1] 'software md5 tcp' implementations >> have? sign but never verify... > > and freebsd :( > > openbsd verifies these, btw.

Re: carping about CARP

2012-11-30 Thread Stuart Henderson
On 2012-11-30, Robert E. Seastrom wrote: > > I can't seem to recall anyone griping about this here on our august > little list but google finds that I'm by no means the first to have > been burned by an unholy interaction between VRRP and CARP. > > Let's skip the protocol discussions (same protoco

Re: carping about CARP

2012-11-30 Thread Henning Brauer
* Robert E. Seastrom [2012-11-30 13:46]: > My problem is not with Theo nor with the IETF. My problem is with a > crappy and credulous implementation. When an outage is caused by > redundancy software that comes from an organization that prides itself > on well-written code, the irony meter goes

Re: carping about CARP

2012-11-30 Thread Nick Hilliard
On 30/11/2012 05:52, Robert E. Seastrom wrote: > [*] The OpenBSD side of the story can be read at > http://en.wikipedia.org/wiki/Common_Address_Redundancy_Protocol#No_official_Internet_protocol_number > > Seems that there is a lesson to be learned here: > > "o hai, we wrote this software but can

Re: carping about CARP

2012-11-30 Thread Robert E. Seastrom
David Walker writes: > [ patent fight recap ] Thanks for posting those. I recall the discussions surrounding the HSRP patents well, but it's been a while and I have proportionally more gray hair (and less overall) now. My problem is not with Theo nor with the IETF. My problem is with a crapp

Re: carping about CARP

2012-11-30 Thread Jussi Peltola
The amount of detail in the original posting is rather disappointing, with absolutely no hope of anyone being able to reproduce the problem with the data given. Did the vhid and vrrp group overlap? Were there duplicate IP addresses?

Re: carping about CARP

2012-11-30 Thread Randy Bush
> case of the same situation all[1] 'software md5 tcp' implementations > have? sign but never verify... and freebsd :(

Re: carping about CARP

2012-11-30 Thread David Walker
On 30/11/2012, Robert E. Seastrom wrote: > [*] The OpenBSD side of the story can be read at > http://en.wikipedia.org/wiki/Common_Address_Redundancy_Protocol#No_official_Internet_protocol_number > > Seems that there is a lesson to be learned here: > > "o hai, we wrote this software but can not be

Re: carping about CARP

2012-11-29 Thread Christopher Morrow
On Fri, Nov 30, 2012 at 12:52 AM, Robert E. Seastrom wrote: > Note that the Ciscos didn't exhibit any untoward behavior, and there > were "passwords" on the VRRP sessions too. case of the same situation all[1] 'software md5 tcp' implementations have? sign but never verify... -chris [1]: solaris