Etherpeek Commercial network monitors and analyzers for mac and windows. http://www.aggroup.com/

HP OpenView A commercial management package. http://www.openview.hp.com/

OpenView Forum International Resources for users of HP OpenView. Note: password protected for licensees. http://www.ovforum.org

AdventNet Java based snmp protocol stack and management tools. http://www.adventnet.com/

The Big Brother System and Network Monitor Web based monitoring Unix and NT networks. http://www.maclawran.ca/bb-dnld/

NetIQ AppManager Suite for centrally monitoring the performance and availability of distributed Windows NT systems and server applications such as Microsoft Exchange, SQL Server, IIS, Lotus Domino, Citrix WinFrame/MetaFrame and Oracle. http://www.netiq.com/

Sun Enterprise Manager for Solaris http://www.sun.com/sem/

Solstice Intranet Management Products Sun Network Management http://www.sun.com/solstice/system.mgmt.html

LBNL's Network Research Group Source for tcpdump, libpcap, and traceroute. http://ee.lbl.gov/

NetSuite Audit and Discovery software Automates discoveries, audits, validation, and documentation of mid to large size networks. http://www.netsuite.com/

Mrtg A tool to monitor the traffic load on network-links. It is open source and has a very active mailing list. There are plenty of examples to get you started too. http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/mrtg.html

Netperf Benchmark tool that can be used to measure the performance of many different types of networking http://www.netperf.org/netperf/NetperfPage.html

Observer Commercial client for Win32 from Network Instruments http://www.netinst.com/html/observer.html

AutoMate System automation software for windows. Automate can watch your server or workstation for a variety of events and repond with an automated task that you design visually. http://www.unisyn.com/automate/

Dorado Software Network management platform includes FCAPS, provisioning, policy management and element management for a wide range of network components and end-user equipment. http://www.doradosoftware.com/

Network Management Web Server General information base and archive location for comp.dcom.net-management . http://netman.cit.buffalo.edu/

MTR Network Management Tool Combines traceroute and ping into a single network diagnostic tool. http://www.bitwizard.nl/mtr/

Adiscon WinSyslog Syslog daemon for Windows 9x, NT and 2000. Can write to flat ascii files, odbc databases and NT event log. http://www.winsyslog.com/en/

TCPTRACE TCP dump file analysis tool http://jarok.cs.ohiou.edu/software/tcptrace/tcptrace.html

WhatsUp Commercial Monitoring Tool for Windows. http://www.ipswitch.com/Products/WhatsUp/whatsup.html