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Network Tools PDF
Wednesday, 07 February 2007
This section describe userful network tools, that will ease your administration tasks.

Tool: tcpdump
By far the most usefull tool for a nework admin is tcpdump. This tool is presented in all good operating systems, FreeBSD, OpenBSD, NetBSD, Linux and Solaris, and other UNIXes. You will also find it here, with a lot of informations:

Tool: netstat
Very useful for a network admin, by default in FreeBSD, Linux and all UNIXes.

Tool: nmap
Site: http://insecure.org/nmap/index.html

Very usefull tool to test your network/server security, to scan for open ports, gather informations about operating systems, mac addresses, computers on your network, and much more.

Tool: ntop
Site: http://www.ntop.org/overview.html

ntop is a network traffic probe that shows the network usage, similar to what the popular top Unix command does. ntop is based on libpcap and it has been written in a portable way in order to virtually run on every Unix platform and on Win32 as well. Informations are accessible in a nice format from Web interface.

Tool: Nagios
Site: http://www.nagios.org/

Nagios is a very usefull tool to monitor your servers. You can monitor a http server, an email server (SMTP, POP3, IMAP), a database server, and other services.

Tool: Cacti
Site: http://www.cacti.net/

Nice tool to monitor your server, using SNMP. You can gather many informations with a lot of charts. Check screenshoots on their website.

Last Updated ( Wednesday, 07 February 2007 )

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