Linux, programming and more
While signing a certificate for a new OpenVPN user, I received the following error message which stops the whole process (exit code 1)
Certificate is to be certified until Nov 6 08:53:05 2023 GMT (3650 days)
Sign the certificate? [y/n]:y
failed to update database
TXT_DB error number 2
Problem:
Because you have generated your own self signed certificate with the same CN (Common Name) information that the CA certificate that you’ve generated before.
Enter another Common Name.
Tunnelblick is free opensource GUI for MAC OS X its a great alternative to OpenVPN GUI.
This thread will show you how it is easy to configure and use Tunnelblick, if you used a OpenVPN GUI before you can copy your configuration and your certificate files to your MAC.
You can get Tunnelblick from [Read more…]
This is my second OpenVPN road warrior setup, I write this post from my first pre created drafts. Its more than one year ago, I combined some steps and command, to make it human readable and a little bit friendly :)
Setup map:
First we need to install the needed OpenVPN package:
1 | apt-get update && apt-get install openvpn |
Copy the helper scripts to make the life easier, they will help you to create keys and certificates: [Read more…]
Some days ago I was informed by Ananjan Chaudhuri about the new OpenVPN 2 Cookbook written by Jan Just Keijser, I love OpenVPN and I took a look in to the free sample chapters. I found them really interesting, because I use OpenVPN to establish secure tunnel between my WAN MySQL-Server Databases and my email server.
To red my private emails on my mobile phone I prefer to use a secure connection to my IMAP-server.
Ananjan offered me [Read more…]
Before I changed to OpenVPN I used racoon IPSEC tool. It was very unstable for my setup, because one VPN site has a dynamical IP-Address and only with dirty workarounds was it possible to use it.
After some unsuccessful tries with openswan:( I decided to try OpenVPN and I had luck I found very useful blog of (Sébastien Wains) which was my clue to my working VPN.
I draw a little map of my VPN setup:
[Read more…]