GeoIP log analysis with bash

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GeoIP log analysis with bash. Running websites or other online services usually we want to get as much statistics about visitors as possible. There are plenty of system that can provide us web-based statistics. But there is another way. True admin/devops way is to analyse logs. Any service can provide access logs: nginx, apache, haproxy, … Continue reading GeoIP log analysis with bash

VPN over SSH

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VPN over SSH SSH Tunnel SSH based tunneling VPN-SSH   Since OpenSSH 4.3 tun/tap device can be used to encrypt a tunnel and create VPN over SSH. This is much like other TLS based VPN solutions e.g. OpenVPN. The main advantage to use SSH based tunneling is no need to install and configure additional software. … Continue reading VPN over SSH