adduser --no-create-home --shell /bin/false vpnuser

Inside of /etc/openvpn/ccd/ add new file with same name as user's name (“vpnuser” in this example) and next 2 ip adresse which are not used from this table

Example file content:

ifconfig-push 10.50.10.5 10.50.10.6

Check if there are other files in ccd directory.

Check that the ips are not blocked by firewall. First ip needs to be whitelisted.

• Debian 10.7
• OpenVPN 2.4.7 arm-unknown-linux-gnueabihf [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Feb 20 2019 library versions: OpenSSL 1.1.1d 10 Sep 2019, LZO 2.10

• https://openvpn.net/index.php/open-source/documentation/howto.html