It could be possible with squid if you write some external acl helper script which checks the IP address (or username) and decides when to allow/deny access. However, facebook is out of control now since the site switched to HTTPS for most users ( or is it possible to intercept https traffic in squid 3 ? ) On Sat, Sep 3, 2011 at 4:19 PM, Dennis Yurichev <dennis@xxxxxxxxxx> wrote: > > Hi. > > It is well-known how to block social network websites in /etc/hosts, > squid, etc. But I don't want to block. I want to limit its usage and > give all users in my company, let's say, 10 minutes per day to each such > site or 30 minutes to group of sites like facebook, youtube, etc. Or, > limit each user to one single visit to facebook.com per day. > > Is squid configurable to do this? If so, how? What I need?