NetStat Agent 1.5 (by Flexbyte Software)
A powerful TCP/IP troubleshooting tool for diagnosing and monitoring network

Internet Traffic Agent 1.2 (by Flexbyte Software)
Take the Internet traffic under your control. Monitor your network activity.

Internet Traffic Agent 1.2 (by Flexbyte Software)
Take the Internet traffic under your control. Monitor your network activity.

SoftPerfect Traffic Meter 2.0 (by SoftPerfect Research)
Create a full-featured system for monitoring the Internet usage on your network

CommView Remote Agent 2.0 (by TamoSoft Ltd.)
A program for remote network packets capturing, an add-on for CommView

Traffic Counter 2.0.017 (by DigitByte Studio)
It can display and count network traffic of your computer.

Traffic loger 1.0 (by Utlity Advance)
TrafficLogger is a network traffic sniffer and logger.

ByteOMeter 1.5 (by FortaWare)
Network monitoring tool featuring smooth graphs, remote and SNMP monitoring.

Interface Traffic Indicator 1.4.0 (by Carsten Schmidt)
SNMP graph utility to measure incoming and outgoing traffic on an interface.

Network Traffic Monitor Analysis Report 5.5 (by Javvin Company)
Network traffic monitor, usage & performace analysis and reporting

TrafMeter 6.4 (by LastBit Software)
IP traffic accounting utility, traffic shaper and packet filtering firewall

Network Traffic Monitor Analysis Report 6.1 (by Javvin Company)
Network traffic monitor, usage & performace analysis and reporting

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.