Office 365 Connectivity Issues? Try disabling IPv6 on your
Mar 14, 2018 Techunboxed: How to Disable IPv6 in Windows 10 Oct 14, 2014 Do I need disable IPv6 traffic on my Windows computer Under the General tab, uncheck the option "Internet Protocol version 6 (IPv6)". Apply the changes by clicking OK out of all available configuration windows. Repeat steps 2-4 for any remaining network connections present on this screen. Reboot your computer for all the changes to fully take effect. Failover Clustering and IPv6 in Windows Server 2012 R2 The recommendation for Failover Clustering and Windows in general, starting in 2008 RTM, is to not disable IPv6 for your Failover Clusters. The majority of the internal testing for Failover Clustering is done with IPv6 enabled. Therefore, having IPv6 enabled will result in the safest configuration for your production deployment.
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I tried using these instructions for disabling IPv6 on Windows 2008 R2 but it did not disable the protocol for localhost. Pinging localhost or VPS-Web will still return ::1: instead of 127.0.0.1. I can use ping localhost -4 to get the correct address, but IPv6 takes precedence over IPv4 so the 3rd party software only gets the IPv6 address.
Do I need disable IPv6 traffic on my Windows computer Under the General tab, uncheck the option "Internet Protocol version 6 (IPv6)". Apply the changes by clicking OK out of all available configuration windows. Repeat steps 2-4 for any remaining network connections present on this screen. Reboot your computer for all the changes to fully take effect. Failover Clustering and IPv6 in Windows Server 2012 R2 The recommendation for Failover Clustering and Windows in general, starting in 2008 RTM, is to not disable IPv6 for your Failover Clusters. The majority of the internal testing for Failover Clustering is done with IPv6 enabled. Therefore, having IPv6 enabled will result in the safest configuration for your production deployment. How to disable IPv6 on Windows - CleanBrowsing