Re: A simple test for email via IPv6

2013-04-30 Thread Ted Mittelstaedt
Hi Valeriy, Please, please shut this script down immediately until you put it together properly! Here is a transcript of me spamming myself with your script. Notice that your script does NO error checking. I transmitted the mail message from the Internet Partners public mailserver with m

Re: A simple test for email via IPv6

2013-04-30 Thread Ted Mittelstaedt
On 4/30/2013 2:26 AM, Tom Spier wrote: Am 30.04.2013 10:55, schrieb Thomas Schäfer: Am 30.04.2013 09:28, schrieb Валерий Солдатов: Hello, I wrote a little script-autoresponder, it helps to check delivery of email via IPv6. Simply send an email to t...@mail.v6net.ru. If we get it via IPv6, you

Re: enterprise IPv6 only client computers and IPv4 connectivity

2013-04-30 Thread Ted Mittelstaedt
On 4/30/2013 12:03 AM, Mikael Abrahamsson wrote: Hi, If an enterprise today would decide that they're going to run IPv6 only on their LAN, They wouldn't. This is a self-defeating question. In other words, if you seriously contemplated doing this you would know whether you could do it or not

Re: A simple test for email via IPv6

2013-04-30 Thread Ted Mittelstaedt
On 4/30/2013 2:41 AM, Philipp Kern wrote: On Tue, Apr 30, 2013 at 02:32:59AM -0700, Ted Mittelstaedt wrote: Here is a transcript of me spamming myself with your script. Notice that your script does NO error checking. I transmitted the mail message from the Internet Partners public

Re: A simple test for email via IPv6

2013-04-30 Thread Ted Mittelstaedt
On 4/30/2013 3:33 AM, Philipp Kern wrote: On Tue, Apr 30, 2013 at 03:20:58AM -0700, Ted Mittelstaedt wrote: We aren't talking some opt-in mailing list that could possibly argue that they had a reason to allow a reply to a 3rd party. There is no reason that a proper autoresponder setup fo

Re: Cost of IPv6 for IT operations team

2015-03-27 Thread Ted Mittelstaedt
Without a detailed look at the client this kind of question falls in the realm of my kid's story problems in her mathematics book - pretty sounding things that are utterly divorced from reality. I will just say this, however: If you do NOT deploy IPv6 then yes it will save labor. Depending o

Re: Cost of IPv6 for IT operations team

2015-03-27 Thread Ted Mittelstaedt
1-protocol setups that had really oddball problems that took a great while to track down. Just my $0.02 Ted On 3/27/2015 6:37 AM, Jens Link wrote: Ted Mittelstaedt writes: But as for operations costs, I would say, zero I don't agree. In a dual-stacked environment there is more w

Re: Looking for a Microsoft person who can help w/ v6 and Office365 email

2015-04-02 Thread Ted Mittelstaedt
I guess I don't understand why this is an IPv6 issue. You said: "...we've discovered that there are sporadic failures even when there are valid SPF records..."" If there are sporadic failures internally in Microsoft how can they guarantee that those sporadic failures will go away if you chang

Re: Looking for a Microsoft person who can help w/ v6 and Office365 email

2015-04-02 Thread Ted Mittelstaedt
On 4/2/2015 3:07 AM, Bill Owens wrote: On Thu, Apr 2, 2015 at 3:38 AM, Ted Mittelstaedt mailto:t...@ipinc.net>> wrote: > > I guess I don't understand why this is an IPv6 issue. > > You said: > > "...we've discovered that there are sporadic failure

Re: Cost of IPv6 for IT operations team

2015-04-03 Thread Ted Mittelstaedt
All of this assumes "normal hardware refresh cycles" That may be the case for ordinary office users but I got a million dollar asphalt kiln attached to a Windows 98 controller with a serial port that says otherwise. Just wanting to point out that "normal hardware refresh cycles" more often

Re: Cost of IPv6 for IT operations team

2015-04-04 Thread Ted Mittelstaedt
re successfully sending and receiving packets on the wild wild internet is not a good idea and IPv6 is not in the top 10 reasons for this. Jussi On Sat, Apr 04, 2015 at 04:20:43PM +0200, Mikael Abrahamsson wrote: On Fri, 3 Apr 2015, Ted Mittelstaedt wrote: "normal hardware refresh

Re: Looking for a Microsoft person who can help w/ v6 and Office365 email

2015-04-22 Thread Ted Mittelstaedt
Very good! Notice that only the threat of losing customers motivated them to do something. When you are a customer of a vendor and the vendor abuses you - only a credible threat of leaving to find a competitor will motivate the vendor to fix the problem. "working with them" or "giving them

Re: Looking for a Microsoft person who can help w/ v6 and Office365 email

2015-04-22 Thread Ted Mittelstaedt
There is an RFC: http://tools.ietf.org/html/rfc1122 Section 1.2.2 Robustness Principle Ted On 4/22/2015 8:40 AM, Frank Bulk wrote: Glad to hear that Microsoft did this on their O365 platform. Is there an RFC or other standard that we can point other email providers to about implementing em

Re: Looking for a Microsoft person who can help w/ v6 and Office365 email

2015-04-23 Thread Ted Mittelstaedt
yone other than their own crap. Ted On 4/23/2015 7:40 AM, Erik Kline wrote: And yet the de facto behaviour in so many situations seems to be more like "Be unreasonably paranoid in what you accept, and inexplicably random in what you send." :) On Thu, Apr 23, 2015 at 1:23 AM, Ted

Summary of Comcast's support of IPv6 on their CPE for their copper cable network

2015-06-19 Thread Ted Mittelstaedt
Hi All, The following is a "state-of-the-union" overview of Comcast's IPv6 support on it's residential and business copper cable network. I would appreciate any additions to this post! PREFACE Comcast provides Cable Internet service to subscribers running DOCSIS 2 and DOCSIS 3 Customer

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-24 Thread Ted Mittelstaedt
Why Android doesn't support DHCPv6 is detailed here: https://code.google.com/p/android/issues/detail?id=32621#c53 They say to use SLAAC and RFC6106. I happen agree with their reasoning. It is Microsoft who needs to change, not Google. The IPv6 standard does not require DHCPv6 and it's a mod

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-25 Thread Ted Mittelstaedt
On 4/24/2016 8:24 PM, Frank Bulk wrote: I thought it was a pretty standard DNS client implementation to move past unresponsive DNS servers. The big problem are the morons who setup nameservers, and those nameservers will happily serve out IPv6 names for maybe 1 or 2 internal domains, then ar

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-25 Thread Ted Mittelstaedt
Agreed 100% - to it's credit Comcast does that on the -working- CPE devices as far as I can tell... Ted On 4/24/2016 5:49 PM, Brzozowski, John Jason wrote: Operators MUST no advertise DNS server IPv6 addresses if they do not work. The fix is simple. I would like to see as much happening ov

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-25 Thread Ted Mittelstaedt
On 4/24/2016 1:42 PM, Brian E Carpenter wrote: Ted, On 25/04/2016 07:55, Ted Mittelstaedt wrote: Why Android doesn't support DHCPv6 is detailed here: https://code.google.com/p/android/issues/detail?id=32621#c53 Yes, we all know Lorenzo's opinion, and the follow-up comments ther

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-25 Thread Ted Mittelstaedt
Because Android's IPv6 implementation is straight out of the standards books. There are no hacks in there that mask problems when a network manager makes any mistake with IPv6. Strict standards interpretations always force people to clean up their networks. Now you see how nefarious the IPv6 s

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-26 Thread Ted Mittelstaedt
3rd party: https://sourceforge.net/projects/rdnssd-win32/ Ted On 4/25/2016 10:52 AM, Jens Link wrote: Gert Doering writes: (I'm not sure about Windows and 6106 right now, so not commenting on that) I checked last week and the answer is No. Jens

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-26 Thread Ted Mittelstaedt
On 4/26/2016 1:37 AM, Bjørn Mork wrote: Ted Mittelstaedt writes: 3rd party: https://sourceforge.net/projects/rdnssd-win32/ The question is: Why would any "normal" user care enough to install that? Heck, I don't even bother running rdnssd on my (Debian) laptop. I run BIND

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-04-27 Thread Ted Mittelstaedt
On 4/27/2016 12:37 AM, Bjørn Mork wrote: Ted Mittelstaedt writes: On 4/26/2016 1:37 AM, Bjørn Mork wrote: But let's face it: name-server config is not something that interests a large group of end users. Any feature which is not part of the default OS installation is not worth consid

Re: Slow WiFi with Android Marshmallow & IPv6?

2016-05-08 Thread Ted Mittelstaedt
mbassador Skype: mikeoghia Twitter <https://www.twitter.com/MikeOghia> *|* LinkedIn <https://www.linkedin.com/in/mikeoghia> On Fri, May 6, 2016 at 4:33 PM, Shane Kerr mailto:sh...@time-travellers.org>> wrote: Tim, At 2016-05-05 12:45:44 +0100 Tim Chown mailto:t...

Re: push apps failing in Android until you disable IPv6

2016-05-09 Thread Ted Mittelstaedt
Sorry for the late reply but there is a bug with Android and IPv6 where if the Android device is booted and for whatever reason SLAAC is not running on the wifi network the Android device is using, then Android will not then properly get IPv6 on other wifi networks that ARE enabled. Typical s

Re: push apps failing in Android until you disable IPv6

2016-05-09 Thread Ted Mittelstaedt
I can make it break again and post a followup to this email in a few minutes if I can. Ted On 5/9/2016 1:41 AM, Lorenzo Colitti wrote: On Mon, May 9, 2016 at 5:37 PM, Ted Mittelstaedt mailto:t...@ipinc.net>> wrote: Sorry for the late reply but there is a bug with Android and IPv6 w

Re: push apps failing in Android until you disable IPv6

2016-05-09 Thread Ted Mittelstaedt
t would be a Good Thing. I don't know though that I'd classify this as a bug, though, since the correct solution would be for an out-of-the-box ISP router connection to an ISP that does not supply IPv6, to either not have IPv6 enabled on the router, or to not advertise itself as an IP

Re: push apps failing in Android until you disable IPv6

2016-05-10 Thread Ted Mittelstaedt
Michael, Just about all posters to those threads are end users not system admins and just about everything they have posted is sheer speculation. None have really tested in a lab. Most seem concentrated on app settings or are convinced it's an app bug. They are reporting the issue on 6.x , 5

Re: push apps failing in Android until you disable IPv6

2016-05-10 Thread Ted Mittelstaedt
That is correct, Tim When you define an interface in Cisco IOS as IPv6 enabled but you don't assign a prefix, all you get is LL assignments from it. I don't think that IOS version 12 has any notion of ULA addresses in IPv6. Keep in mind that I only tested IPv6 assignment, not reachability. I wa

Re: CPE Residential IPv6 Security Poll

2016-09-19 Thread Ted Mittelstaedt
When we were still doing DSL I brought IPv6 online, but the only way our customers could access it was to have the DSL modem/CPE in bridged mode, and run their own router which was IPv6 compliant. Thus the "CPE" security policy was whatever the router vendor defaulted. Our observation was tha

Re: CPE Residential IPv6 Security Poll

2016-09-19 Thread Ted Mittelstaedt
. And they are really going to badmouth an ISP that supplies a CPE that can't have it's internal firewall turned off. Ted On 9/19/2016 1:29 PM, Bjørn Mork wrote: Ted Mittelstaedt writes: This kind of mirrors the "default" security policy on IPv4 CPEs (since those CPE's h

Re: SV: CPE Residential IPv6 Security Poll

2016-09-20 Thread Ted Mittelstaedt
upport? -Erik ________ Fra: ipv6-ops-bounces+erik.taraldsen=telenor@lists.cluenet.de på vegne av Ted Mittelstaedt Sendt: 19. september 2016 23:23 Til: Bjørn Mork Kopi: ipv6-ops@lists.cluenet.de Emne: Re: CPE Residential IPv6 Security Poll I can tell

Re: CPE Residential IPv6 Security Poll

2016-09-26 Thread Ted Mittelstaedt
On 9/26/2016 10:30 AM, Tore Anderson wrote: * Ted Mittelstaedt This kind of mirrors the "default" security policy on IPv4 CPEs (since those CPE's have NAT automatically turned on which creates a "block in, permit out" kind of approach.) so I'm not sure why y

Re: SV: SV: CPE Residential IPv6 Security Poll

2016-09-26 Thread Ted Mittelstaedt
e-mail service provider I can tell you that this direction is really the best for both the customer and the service provider. Ted -Erik Fra: ipv6-ops-bounces+erik.taraldsen=telenor....@lists.cluenet.de på vegne av Ted Mittelstaedt Sendt: 20.

Re: SV: SV: CPE Residential IPv6 Security Poll

2016-09-28 Thread Ted Mittelstaedt
This is a flawed "argument of futility" The reality is that people are fundamentally lazy - if they were hard workers and industrious they wouldn't be trying to make a living off the backs of other people's work. They wouldn't be stealing and the ones not stealing wouldn't be taking the lazy way

Re: CPE Residential IPv6 Security Poll

2016-09-28 Thread Ted Mittelstaedt
On 9/27/2016 1:40 AM, Mikael Abrahamsson wrote: On Mon, 26 Sep 2016, Ted Mittelstaedt wrote: Well there is an answer to that. Instead of paying your development team to do a from-scratch build, you can just have them port over dd-wrt or openwrt. Both of these router firmwares are most likely

Re: UPnP/IPv6 support in home routers?

2017-12-13 Thread Ted Mittelstaedt
That is a Microsoft problem and they are working on it. The problem of course is that the end user has the most to gain by locking THEM (Microsoft) out and Microsoft isn't about to let that happen. Ted On 12/12/2017 6:45 AM, Jan Pedro Tumusok wrote: Hi, What about alle the people that are not

Re: UPnP/IPv6 support in home routers?

2017-12-13 Thread Ted Mittelstaedt
You can have this until one of your devices is no longer "supported" by it's manufacturer. Which I guarantee is going to happen long before the device actually dies of a hardware failure. And this of course assumes that you are one of the .02% of users out there who regularly applies firmware

Re: Spreadsheet with various IPv6 tools

2019-06-03 Thread Ted Mittelstaedt
It loads fine in Excel 2016 although some of the columns are a bit narrow. It is always interesting to see a different direction to come at a problem. It really helped me understand IPv6 subnetting when I built the HaCi https://sourceforge.net/projects/haci/ IP tracking server and put my IPv6 su