Determining the size of an UTM is not only depended to user count or bandwith. I's also depended to user type. Torrent user is not as same as a telnet user. Also you may think the website which you visit the now and 5 years ago; the connection count(concurrent connections)…

I'm usind Fortigate's, Chekpoints, pfSense, ipCop, untangle, open source software based custom UTM's, Watchguard's and Sophos since 2001 (was Astaro). Cyberoam is obtained by Sophos. Sophos was purhased Astaro. Cyberoam and Sophos (former Astaro) will be united in same…