Per one of the links I posted, yes, you can. But should you - that's a different question, which is also addressed in those links.
Kurt On Thu, Sep 19, 2013 at 6:17 PM, Adam Farage <[email protected]> wrote: > I thought you can turn off ipv6 if you do it properly, not just unchecking > the IPv6 box on the NIC settings? No? > > Sent from my iPhone > >> On Sep 19, 2013, at 7:44 PM, "Kurt Buff" <[email protected]> wrote: >> >> It's not that, exactly. It's that if you turn off IPV6, you're pretty >> much no longer in a supported configuration, for some of their >> technologies at least. >> >> And, interestingly, you can turn off Teredo, and might well wish to do >> so, without turning off IPv6. It's a transitional technology, and MSFT >> will be phasing it out at some point, along with ISATAP and probably >> NAT64. >> >> Kurt >> >> On Thu, Sep 19, 2013 at 4:22 PM, Micheal Espinola Jr >> <[email protected]> wrote: >>> Riiight... leave unnecessary services running, because something unrelated >>> might break. I understand the concern, but I'd still focus minimizing >>> problem vectors over something that may or may not happen. If it happens, >>> then deal with that on a case-by-case basis. I've not encountered any >>> issues regarding disabling IP6 across the board - but, honestly, its crap >>> like that that brings us together here, so I'm not pretending weird things >>> can't and don't happen. >>> >>> I'm inclined to think that Microsoft wants IP6 running for all the stats >>> they can gather via the Teredo connections. >>> >>> -- >>> Espi >>> >>> >>> >>>> On Thu, Sep 19, 2013 at 3:54 PM, Kurt Buff <[email protected]> wrote: >>>> >>>> Erm - not so much... >>>> >>>> >>>> http://blogs.technet.com/b/netro/archive/2010/11/24/arguments-against-disabling-ipv6.aspx >>>> and >>>> >>>> http://blogs.technet.com/b/ipv6/archive/2007/11/08/disabling-ipv6-doesn-t-help.aspx >>>> and perhaps >>>> >>>> http://thommck.wordpress.com/2011/02/08/offline-files-versus-vpn-a-k-a-the-case-of-the-missing-work-online-button/ >>>> >>>> Kurt >>>> >>>> On Thu, Sep 19, 2013 at 3:07 PM, Micheal Espinola Jr >>>> <[email protected]> wrote: >>>>> :-) >>>>> >>>>> I just gotta throw-in here that if you don't use it - it should be >>>>> disabled >>>>> anyway. >>>>> >>>>> -- >>>>> Espi >>>>> >>>>> >>>>> >>>>>> On Thu, Sep 19, 2013 at 1:57 PM, Kurt Buff <[email protected]> wrote: >>>>>> >>>>>> <gasp> >>>>>> >>>>>> Disable IPv6? >>>>>> >>>>>> Heresy... >>>>>> >>>>>> :) >>>>>> >>>>>> Kurt >>>>>> >>>>>> On Thu, Sep 19, 2013 at 1:01 PM, Michael B. Smith >>>>>> <[email protected]> >>>>>> wrote: >>>>>>> I found it easier to disable IPv6 core networking, both input rule >>>>>>> and >>>>>>> output rule. >>>>>>> >>>>>>> Ymmv. >>>>>>> >>>>>>> Sent from my Windows Phone >>>>>>> ________________________________ >>>>>>> From: Adam Farage >>>>>>> Sent: 9/19/2013 10:55 PM >>>>>> >>>>>>> >>>>>>> To: New Exchange Admin List ([email protected]) >>>>>>> Subject: [Exchange] RE: Google rejecting email >>>>>>> >>>>>>> I actually had someone post this on Reddit (/r/exchangeserver is a >>>>>>> subreddit >>>>>>> forum thing I created about 3 months ago) who experienced the same >>>>>>> issues, >>>>>>> and how he resolved it: >>>>>>> >>>>>>> >>>>>>> >>>>>>> http://www.reddit.com/r/exchangeserver/comments/1kw7cc/gmail_rejecting_mail_from_exchange_because_sender/ >>>>>>> >>>>>>> The TL;DR (too long/dont read) version is that he had to run this: >>>>>>> >>>>>>> " >>>>>>> >>>>>>> I opened a Command Prompt as Administrator and did: >>>>>>> >>>>>>> netsh >>>>>>> interface >>>>>>> 6to4 >>>>>>> set state disabled >>>>>>> .. >>>>>>> teredo >>>>>>> set state disabled >>>>>>> >>>>>>> " >>>>>>> >>>>>>> Check it out though. Friendly crowd, a few MCSM's and MSFT folk and a >>>>>>> Dell >>>>>>> guy here and there. >>>>>>> >>>>>>> We need more MVP's on there (cough cough) >>>>>>> ________________________________________ >>>>>>> From: [email protected] <[email protected]> >>>>>>> on >>>>>>> behalf of John Cook <[email protected]> >>>>>>> Sent: Thursday, September 19, 2013 3:35 PM >>>>>>> To: New Exchange Admin List ([email protected]) >>>>>>> Subject: [Exchange] Google rejecting email >>>>>>> >>>>>>> So I have a user that is sending out mail to a number of Gmail >>>>>>> accounts >>>>>>> but >>>>>>> one of them bounces with this error >>>>>>> The sender does not meet basic ipv6 sending guidelines of >>>>>>> authentication >>>>>>> and >>>>>>> rdns resolution of sending ip >>>>>>> This has not happened to anyone else and I can email to my Gmail >>>>>>> account >>>>>>> fine. The recommended fix is to create a reg key and disable IPv6 >>>>>>> which >>>>>>> I am >>>>>>> reticent to do. Exchange 2010 SP3 on 2008R2, I do not have a static >>>>>>> IPv6 >>>>>>> address on the server nor have I ever noted one in our MX records. >>>>>>> Anyone >>>>>>> else ever run across this? >>>>>>> >>>>>>> TIA >>>>>>> >>>>>>> John W. Cook >>>>>>> Network Operations Manager >>>>>>> Partnership For Strong Families >>>>>>> 5950 NW 1st Place >>>>>>> Gainesville, Fl 32607 >>>>>>> Office (352)-244-1610 >>>>>>> Cell (352) 215-6944 >>>>>>> MCSE, MCP+I, MCTS, CompTIA A+, N+, Security+ VSP4, VTSP4 >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> ________________________________ >>>>>>> >>>>>>> CONFIDENTIALITY STATEMENT: The information transmitted, or contained >>>>>>> or >>>>>>> attached to or with this Notice is intended only for the person or >>>>>>> entity to >>>>>>> which it is addressed and may contain Protected Health Information >>>>>>> (PHI), >>>>>>> confidential and/or privileged material. Any review, transmission, >>>>>>> dissemination, or other use of, and taking any action in reliance >>>>>>> upon >>>>>>> this >>>>>>> information by persons or entities other than the intended recipient >>>>>>> without >>>>>>> the express written consent of the sender are prohibited. This >>>>>>> information >>>>>>> may be protected by the Health Insurance Portability and >>>>>>> Accountability >>>>>>> Act >>>>>>> of 1996 (HIPAA), and other Federal and Florida laws. Improper or >>>>>>> unauthorized use or disclosure of this information could result in >>>>>>> civil >>>>>>> and/or criminal penalties. >>>>>>> Consider the environment. Please don't print this e-mail unless you >>>>>>> really >>>>>>> need to. >> >> > >
