OpenConnect on Oracle Linux
Installing OpenConnect VPN Server on Oracle Linux and configuring client-to-site connections with PAM authentication and site-to-site connections with certificate based authentication
Mail gateway on CentOS
Configuring a mail gateway on CentOS 7 using Postfix with SpamAssassin, ClamAV, OpenDKIM, SPF and DMARC
Mount SMB share to Docker container
Mount an SMB share to a docker container in two ways: using the Netshare plugin and by means of the local driver
Squid multiple instances
Running simultaneously multiple instances of Squid bound to network interfaces in different subnets