IQ Content Proxy is a robust and secure content/transparent proxy server solution for Windows. It is a filtering and caching content and transparent proxy server with kernel-mode NAT/PAT, protected by DDoS, SYN and country firewalls. It is a module of Fastream IQ Proxy Server, alongside with IQ Reverse Proxy. With v7.0R, you can have multiple Internet connections, load-balanced with failover. HTTP header filter can block IM/P2P programs.