From iannet: SiteMonitor Enterprise is a tool to monitor all your websites/hosts at regular intervals. It notifies you when they are down. It can be viewed from a tray application and from SiteMonitor Enterprise Web Interface. SiteMonitor Enterprise is for server environments since it runs a Windows service and will check at fixed timed intervals that your websites/hosts are still functioning correctly. It will also log activity to a log file for future reference. You can manage multiple servers and group them into sections. If failure occurs then SiteMonitor Enterprise will notify you by Email or SMS.
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