easy Look at Net 0.8.7 (by Look@Net.com)
easy Look at Net is a simple ports scanner, packet sniffer and other tool

professional Look at Net 1.0.6 (by Look@Net.com)
"professional Look at Net" is a net scanner, ports scanner and packets sniffer

easy Look at Net 0.8.7 (by Look@Net.com)
easy Look at Net is a simple ports scanner, packet sniffer and other tool

professional Look at Net 1.0.6 (by Look@Net.com)
"professional Look at Net" is a net scanner, ports scanner and packets sniffer

Advanced Port Scanner 1.3 (by Famatech)
Advanced Port Scanner is a fast and easy-to-use multithreaded Port Scanner.

Fast Port Scanner 1.0 (by Global Web Monitor)
Fast Port Scanner is a fast multithreaded port scanner.

PlasticSniffer 1.1 (by PlasticWater)
Simple, small, fast packet sniffer with file logging and address/port filtering.

Advanced LAN Scanner 1.0 (by Famatech)
Advanced LAN Scanner is a fast and easy-to-use multithreaded LAN scanner.

EtherDetect Packet Sniffer 1.2 (by EtherDetect Packet Sniffer)
Connection-oriented packet sniffer and protocol analyzer.

pcSuper Scanner 1.1 (by Internet Security Allaince, Inc)
Scan ALL 65,535 computer ports in seconds for free.

FreePortScanner 2.5 (by Nsasoft LLC.)
Free Port Scanner is a small and fast port scanner for the Win32 platform.

IPD LAN Manager and Tools 3.3 (by IP Detective)
AWARD-WINNING, feature-rich LAN Management Suite.

Netoscope 1.6 (by Basta Computing, Inc.)
Netoscope: Internet server monitor.

The Dude 1.1 (by MikroTik)
The Dude will layout your network on a map and will monitor services of devices

Sniff-em Packet sniffer 1.12 (by YASC LTD)
Sniff'em 1.12 is a Windows based allround Packet sniffer and Network analyzer.

SNMPTest 1.03 (by Noel Danjou)
Query and monitor any SNMP-compatible device

MailMonitor 1.6.3 (by DigiArch.org)
If you have mail problems, MailMonitor shows you what's going on at port level.