NGINX 1.2.0 stable update improves proxy support
The NGINX developers have released the latest stable version of their open source web server. The NGINX web server is designed to be a stable, high-performance alternative to more established applications such as the Apache HTTP Server and Microsoft's IIS (Internet Information Services). The web server, originally written by Russian developer Igor Sysoev, has enjoyed increasing uptake over the last few years and is now deployed on a sizeable chunk of the web's most popular web sites.
You don't need to be a genius to debug a pf.conf firewall ruleset, you just need the guts to run tcpdump