OpenVPN: Difference between revisions

From Elvanör's Technical Wiki
Jump to navigation Jump to search
(Created page with "= OpenVPN Setup = * A basic configuration is easy to setup. You can just follow guides / official documentation. * You need to make sure IP forwarding is enabled. You can do...")
 
mNo edit summary
 
(One intermediate revision by the same user not shown)
Line 8: Line 8:
* Also you need to enter such a forwarding rule:
* Also you need to enter such a forwarding rule:


  iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o enp1s0 -j MASQUERADE
  iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eno0 -j MASQUERADE
 
* If you need to connect simultaneously with the same certificate / user (eg having multiple simultaneous connections on the same VPN server), you need to add this to your configuration:
 
duplicate-cn

Latest revision as of 15:05, 20 March 2020

OpenVPN Setup

  • A basic configuration is easy to setup. You can just follow guides / official documentation.
  • You need to make sure IP forwarding is enabled. You can do this by running sysctl -w net.ipv4.ip_forward=1 or making it permanent by editing /etc/sysctl.conf and setting
net.ipv4.ip_forward = 1
  • Also you need to enter such a forwarding rule:
iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eno0 -j MASQUERADE
  • If you need to connect simultaneously with the same certificate / user (eg having multiple simultaneous connections on the same VPN server), you need to add this to your configuration:
duplicate-cn