OpenVPN

OpenVPN in Ubuntu 18.04 Foo within OpenVZ Container (Strato)

  • peter 

It has been a while since my last blog post, but there was no real foo happening to me during that time. But this issue really gave me some heartburn.

Let’s start with the general setup. We have a Linux VM in an OpenVZ environment. The hoster is Strato in Germany, but I don’t think that really matters. There are some known issues with the TUN device not being accessible within the VM, but Strato did their homework and I could see the module:

# lsmod | grep tun
tun                     4242  -2
vznetstat               4242  -2 tun,ip_vznetstat,ip6_vznetstat
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OpenVPN 2.4 CRL Expired Foo

  • peter 

I chose a nice Friday evening and a good Scotch to upgrade an older Ubuntu LTS to the latest and greatest. And all went well, until I wanted to connect one of the clients via VPN. All I saw was this nasty little line in the log files of the server

... VERIFY ERROR: depth=0, error=CRL has expired: ...

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OpenVPN Windows Service Foo (Updated)

  • peter 

As a longtime OpenVPN user on Linux I thought it would be an easy task to set up OpenVPN as a service on Windows. Well, I was right… and couldn’t be wronger. Setting up the service is part of the installation notes for OpenVPN. Just search for “Running OpenVPN as a Windows Service” in the notes and you will find a pretty good description that should get you up and running in no time.

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