Reliable network and Web site monitoring using Paessler's proven and constantly refined IPCheck technology. Sensor types include PING, PORT, HTTP, HTTPS, HTTP Advanced, HTTP Transaction, DNS, SMTP, POP3, FTP, SNMP, as well as various native Windows system sensors and native SQL sensors for MS SQL, MySQL, and Oracle. Network management notifications can be triggered by server uptime, downtime, changed Web pages, or slow responses. Messages can be sent by email, network broadcast (net send), ICQ, via SMS and to pagers. Version 18.104.22.1683 may include unspecified updates, enhancements, or bug fixes.