1)   MegaPing 4.5
MegaPing is the ultimate must-have toolkit that provides all essential utilities for Information System specialists, system administrators, IT solution providers or individuals. It includes: Comprehensive Security Scanner, Host monitor, and more.
host monitor, security scanner, scan, ping, traceroute, finger, name lookup, nslookup, whois, port scanner,

 2)   power Informer XP 2 v3.0
Powerful tool for monitoring system activity with rich Graphic User Interface. It is very easy to use and it is very useful tool for professional, because that can quickly acces to all system information, but also it is very useful for beginers.
system info, hardware info, software info, WMI, active applications, enivironment variables, disk space, free disk space, active connections, TCP/IP,