IPHost Network Monitor is a free network and server monitoring software for tracking of performance and availability of network equipment, webintranet sitesapplications via SNMP (UNIXLinuxMac) and WMI, HTTP, Oracle, MySQL, MS SQL, ODBC, FTP, SMTP, POP3, IMAP, PING & more. Custom scripts or programs as monitors, including Nagios plugins. SNMP MIB. Admin tools. Regular reports by email. The free version can be used with up to 50 monitors.