Enterprise Edition monitors ANY Windows NT/2000/2003 Server, system, event log, file, disk or device on the network, and includes Network-Wide IP Ping, Novell NetWare Server and SNMP Trap monitoring. It also includes Unlimited Contact Objects, Unlimited Alarm Objects, powerful Web Browser Interface, Unlimited Web and Manual Paging, Web Site and Web Server monitoring, multi-level Web Browser Access / Security, Sophisticated Alerting to Individuals /Groups /Hierarchies, Superior Support in both pre-sale and post-sale, and Computer Room Environment & Security Monitoring add-on options. Enterprise edition is the 'Win-32', Network-Wide' version of Nightwatch!