While trying to troubleshoot some issues with a user’s flaky VPN connection (they could get connected but couldn’t ping anything on the company network), my first guesses were that it was either a routing issue and that IPv6 might be the culprit or that it could be an MTU issue. In searching for the answers on how to disable IPv6, I had stumbled across a blog article that, while seemingly helpful at the time, had some misleading information on it that caused some rather undesirable results. It gave me an incorrect registry value setting of “0xffffffff” that actually caused Windows to take an extra five seconds to boot.
Continue reading “Windows 8.1 – Disable IPv6 Components”
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Ubuntu Server 14.04 – Disable IPv6
If you experience problems updating or installing packages on your server with “apt-get”, it may be because the package manager is trying to connect via IPv6 and is failing. I found this info here. To disable IPv6 completely, edit the “/etc/sysctl.conf” file and place the following text in there:
Continue reading “Ubuntu Server 14.04 – Disable IPv6”