GFI LANguard Network Security Scanner 

Security Vulnerability scanning and fixing with award-winning GFI LANguard Network Scanner - Download your free evaluation version today.
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Alchemy Eye 

Alchemy Eye is a system tool that continuously monitors server availability and performance. In the event of network errors, the program can alert the network administrator by cell phone or pager FORE problems get seriously out of hand.
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Alchemy Eye PRO 

Alchemy Eye PRO is a system tool that continuously monitors server availability and performance. In the event of network errors, the program can alert the network administrator by cell phone or pager FORE problems get seriously out of hand.
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Server Nanny Network Monitor 

Server Nanny network server monitoring software saves you time and money by monitoring important servers and network devices, notifying you of problems, and even correcting problems before they get out of control.
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Cuevision Network Monitor Professional 

Monitor your network devices including servers, and websites. Track performance metrics such as website load time, content, and response codes, cpu, memory and disk usage. Alerting, recovery actions
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Monitor one 

A comprehensive, all-in-one and graphical all-in-one network monitoring software for network uptime and health monitoring. Provides sophisticated features for real-time monitoring and graphing using SNMP, trending, logging and long term analysis.
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