Posted innginx
Nginx Reverse Proxying Multiple Domains Using map Module
Instead of writing multiple server blocks repeatedly in configuration, we can simplified configuration using nginx map module ie: source: taken from nginx mailinglist
Nginx As Reverse Proxy IPV6 to IPV4 Website
Like many other reverse proxying mechanism, the configuration is quite simple. All we need is just website that's lived in ipv4, and Nginx with IPv6 capabled network.