Simple Server Monitor is a powerful, yet easy to use network server monitoring utility.
It allows you to monitor the status of your servers and web applications from your desktop. Simple Server Monitor runs as a Windows Service with GUI monitoring console. When a monitor fails, you are notified by a pop-up message, an e-mail alert, and/or a sound alert. Charts monitoring performance. Supports Ping, HTTP, FTP, SMTP, POP, IMAP, and Custom monitors.