The Offline Files one bit us initially. What we do now is instead prioritize IPv4 over IPv6 by setting DisabledComponents = 32 at HKLM\SYSTEM\CurrentControlSet\services\TCPIP6\Parameters.
-Aakash Shah -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Kurt Buff Sent: Thursday, September 19, 2013 3:54 PM To: [email protected] Subject: Re: [Exchange] RE: Google rejecting email 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. >> > >> > >> > >> > >> >> >
