LANSleuth Protocol analyzer that monitors LAN networks, decodes multiple Ethernet protocols and keeps network statistics. Product information, FAQ, updates, and a demo version. http://www.lansleuth.com

IPTraf - IP Network Monitor Console-based network statistics utility for Linux that gathers a variety of figures such as TCP connection packet and byte counts, interface statistics and activity indicators, TCP/UDP traffic breakdowns, and LAN station packet and byte counts. http://cebu.mozcom.com/riker/iptraf/

Catc: Bus & Protocol Analyzers, Test & Measurement Equipment, Networking Products Catc is the foremost provider of test systems and networking devices supporting USB, IEEE 1394, Bluetooth, Protocol Analyzers, Bus Analyzers, Ethernet, Network, ASIC, Development Tools, Test Equipment, and Communications. http://www.catc.com/

Sniffer Technologies Network monitoring, analysis, reporting and capacity planning tools. http://www.sniffer.com/

Vector CANtech, Inc. Controller area network(CAN) analysis can tools (CANalyzer, CANoe, CANcardX) and training, integration, source code services. http://www.vector-cantech.com/

Amoeba Telecom Provides a suite of convergence traffic analysis tools for telecom, Internet, and mobile Internet protocols. Company and product information, white paper, and FAQ. http://www.amoebatel.com

Broadframe Corp. Broadframe Corporation delivers network-level broadband tools for cost-effective development, test, and demonstration of broadband products, including DSL protocol analyzers and DSL network simulators. http://www.broadframe.com/

datacomsystems.com Increased network visibility through Matrix switches for Fiber, ATM, Gigabit, 100BaseFx, Ethernet and Token Ring technologies partnered with Network Associates Sniffer Technology. The best in analytical switching solutions. http://www.datacomsystems.com/

Frontline Test Equipment The leader in affordable, PC-based serial, Ethernet, Bluetooth, Industrial Automation, and SCADA data communication protocol analyzers and test equipment. http://www.fte.com

Logix Communications Developers of network analysis tools for WAN, LAN and InterNetworking specializing in protocol analyzers and traffic monitors. Includes description of products, technical information, and evaluation copies for download. http://www.logixcomms.co.uk/

Pulse website home page Pulse is a worldwide provider and distributor of Data Communications, WAN, Computer Networking Equipment, Signaling Conversion and Wireless solutions. http://www.pulsewan.com/

TrafMeter IP traffic accounting and Network monitoring software for small to medium size LANs. Product information, online documentation, FAQ, and 30 day trial. http://www.lastbit.com/trafmeter/

ATM Analyzer as PCI card ATM Analyzer as PCI card to be used in cheaply available PCs. Any Linux or Windows PC can be used for monitoring and testing purposes on ATM networks. The board and device driver design was done by Thomas Knoll in the course of his Diploma thesis. http://www.infotech.tu-chemnitz.de/~knoll/diploma/

Protocol-analyzers.com SCSI and Fibre channel protocol analyzers, test equipment and diagnostic software. http://www.protocol-analyzers.com

Sniff'em | Next Generation Packet Sniffer Sniff'em an promicious Packet Sniffer. A next-generation network protocol analyzer or sniffer, Sniff'em allows the network administrator to capture and retrace the steps of any network user with never before seen ease. http://www.Sniff-em.com/

Network troubleshooting Network testing solutions for troubleshooting, protocol analysis and monitoring of your LAN, WAN, ATM networks. Analysis and performance tools for fax and voice over IP-VoIP. http://onenetworks.comms.agilent.com/

CommView Packet Monitor A program for monitoring network activity capable of capturing and analyzing packets on an Ethernet network or dial-up connection. This sniffer can run on any Windows 95/98/Me/NT/2000 system. http://www.tamos.com/products/commview/

Ethereal Network Analyzer Network protocol analyzer for Unix that allows examination of data from a live network, or from a capture file on disk. http://www.ethereal.com/

APS Linux Packet Sniffer Free packet sniffer for linux, written in C. Compiles under Slackware, Debian GNU-Linux, TurboLinux 4.x.x and most SuSE/RedHat versions. http://www.swrtec.de/clinux/

LinkFerret Network Monitor Real time Ethernet packet sniffer and protocol analyzer for Windows-based systems. http://www.linkferret.ws/index.htm