Packet Analyzers (Hardware)

Tool	Input	Measurement		Output
		Active / Passive	Functions
HP/Agilent Advisor	LAN or WAN	both	current and peak bandwidth utilization; rtt, pkt loss, traffic generation	raw data for HP/Agilent software
InMon sFlow Probe	1000Base-SX	both	flow measurement	Cisco NetFlow v5/ InMon sFlow
LinkView	10BaseT, 100BaseTx	both	bandwidth dist, frame dist, err pkt dist, wire-speed traffic generator, graphical topology, protocol dist (350+)	Report Wizard
Shomiti Explorer	10/100/Giga Ethernet	passive	pkt capture	raw data flow
Sniffer Pro	10/100 Ether LAN; GigaEther; ATM; Packet over SONET	both	pkt capture, bandwidth utilization, protocol utilization, pkt and frame errs, traffic generation,	GUI

Packet Analyzers (Software)

Tool	Input	Measurement		Output
		Active / Passive	Functions
EtherPeek	Ethernet, Fast Ethernet, or Gigabit Ethernet NIC (Windows 95/98/NT)	both	pkt capture, utilization by node and protocol, pkt filters, pkt generation, event triggers, plug-ins	GUI, HTML for stats
ettercap	switched LAN	passive with some active commands	sniff traffic on a selected connection; dissect protocols; collect passwords; fingerprint OS; kill a connection	text (black and white) or ncurses (color)
hping	ICMP echo; TCP, UDP, ICMP and RAW-IP protocols	active	TCP/IP packet assembler/analyzer; firewall testing; advanced port scanning; network testing;using different protocols, TOS, fragmentation; manual path MTU discovery; advanced traceroute, under all the supported protocols; remote OS fingerprinting; remote uptime guessing; TCP/IP stacks auditing	text
LanExplorer	Ethernet, Fast Ethernet, or Gigabit Ethernet NIC (Windows 95/98/NT)	passive	pkt capture, bandwidth utilization, protocol dist, packet size dist, protocol analysis	GUI
LANQuest Net/WRx	IP, Ethernet, GigaEther, Token ring, FDDI	both	bandwidth util, latency, pkt resends, data loss	GUI
LAN traffic monitor - RT	10/100/1G ethernet packets	passive	MAC/IP/protocol node/conversation matrix tables	realtime telnet terminal output
Shomiti Surveyor	10/100/1000 Ethernet; 4/16 Token Ring	both	7-layer analysis	GUI
Sniffer Basic	10/100 Ether LAN; 4/16 token ring	both	pkt capture, bandwidth utilization, protocol utilization, pkt and frame errs, traffic generation,	GUI
Wireshark	ethernet, FDDI, PPP, token-ring, X.25, IP over ATM, tcpdump (libpcap), various pkt analyzers	passive	protocol distribution	Unix GUI, or TTY-mode

Traffic Monitors/Analyzers

Tool	Input	Measurement		Output
		Active / Passive	Functions
argus	pkt capture files, data from a live interface	passive	connectivity, capacity, demand, loss, delay, jitter, performance	text (log files)
cflowd	flow-export data from one or more Cisco/Juniper routers	passive	flow analysis, performance	tabular summaries
CoralReef	packet trace files, network interface, or specialized ATM or POS capture device	passive	traffic flow analysis, workload characterization	both static and dynamic reports
Cricket	time-series data	passive	traffic analyzer	web GUI
flow-tools	NetFlow	passive	traffic analyzer	command-line tools
InMon Traffic Server	flow-export data from one or more Cisco routers; sFlow data from probes, switches and routers	passive	flow analysis, performance	web
ntop	Cisco NetFlow/Juniper sFlow	passive	sorts network traffic by protocol, statistics, host/IP identification, subnets, usage by protocol, flow analysis, performance	stores stats in RRD, HTML reports
NetFlow	flow-export data from one or more Cisco routers	passive	flow analysis, performance	raw flow data
pipechar	destination name or IP address	active	Round trip time (RTT) to each measured node. Possible capacity of a node if that node load is low; or congestion degree if that node load is high.	text
Orca	text files	passive	periodic plots and distributions	HTML, PNG files

SNMP Network Management Systems

Tool	Input	Measurement		Output
		Active / Passive	Functions
Compaq TeMIP	SNMP, Q3/CMIP, CORBA over leased lines, ATM, Sonet/SDH	passive	traffic monitor; performance mgmt; workflow char; mapping service	GUI or web pages
NeTraMet	SNMP	passive	traffic flow accounting meter; xfr rate dist; pkt size dist; protocol dist; turnaround time dist	GUI
RTG	SNMP	passive	high-performance SNMP statistics monitoring	database, text, web pages