Dear Mr. Rawles As a network administrator, I spend a fair amount of time making sure my end users cannot access certain web sites from company computers and data lines. I try to make sure we don’t get too draconian in our filtering practices, I do my best to make sure that not streaming audio or video, social networking sites, or other time killers make their way through the network. Recently, a friend of mine told me about a tool called JanusVM, a combination of Internet anonymity tools (TOR, PRIVoxy, Squid, and VPN) that runs in a virtual machine. You …