1)   X-NetStat Professional 5.57
X-NetStat Professional shows your current Internet and network connections (addresses, ports used, traffic, age, process EXE, status). Includes IP-Lookup Tools, Network Statistics, Remote Access Server, Rules, Port Database. It's Internet radar.
netstat, xns, x-netstat, network, port, port monitor, stats, tcp, ip, icmp,

 2)   DEKSI Network Monitor 8.6
DEKSI Network Monitor is a powerful and feature rich network device monitor which will identify problems on your network and allow you to quickly fix them. Windows 2000/XP/Vista/7 Compatible.
network monitor, port monitor, tcp ip monitor, monitoring software, server monitor, network management, network monitoring, network device monitor, website monitoring, server monitoring,

 3)   IsItUp Network Monitor 6.22
IsItUp Network Monitor is a server, website, port, and email system monitor. It monitors multiple IP devices, websites, servers and ports with alerts via email or pager; graphs. Web content check; performance stats and error log, runs as a service.
network monitor, website monitor, email monitor, server monitor, IP monitor, web server monitor, port monitor, tcp/ip, ping, mapi,

 4)   Open Ports Scanner 2.4
This utility allows you to view open TCP and UDP ports on your computer, view the underlying software that opens these ports and export open ports information into a text file. You may even close open connections from within this application.
open ports, tcp ports, udp ports, port scanner, trojan, malware, process, security, netstat, port monitor,