Vyatta or PfSense configurationOpenStack and OnApp setupHigh-availability cluster setupsNginX and Varnish setupsPHP-FPM , Unicorn , Gunicorn Phusion passenger , RailoAsterisk , YATE configurationejabberd , Icecast setupsNagios,Zabbix,ZenossPowerDNS ,BindMySQL , PostgreSQLBacula , BoxBackup