IPFire is aLinux firewalldistributionthat is builtfrom source andcomes with lotsof additionalfeatures. It iseasy to set upand administer.It features afirewall withstatefulinspection, acontentfilteringengine, trafficcontrol (QoS),VPN technology,and a lot oflogging.
Linux Mint is afamily ofmodernoperatingsystemdistributions,based on Ubuntuand Debian witharound 30,000packages.It'spopularitystems from outof the boxmultimediasupport and itsease of use dueto integratedand Mintcommunitydevelopeddesktopextensions. Itfollows aconservativeapproach tosoftwareupdates andprovides acustom UpdateManager. Systemdefaults aredesigned tominimizeadministrativeeffort, and istherefore oftenadvised to endusers.
CentOS is anenterpriseLinuxdistributionbased on thesources fromRed HatEnterpriseLinux. CentOSconforms withRed Hat'sredistributionpolicy and aimsto be 100%binarycompatible.Each CentOSversion issupported for10 years (bymeans ofsecurityupdates). A newCentOS versionis releasedevery 2 yearsand each CentOSversion isregularlyupdated (every6 months) tosupport newerhardware.