What tools you might use on your network / OS combination to improve your performance, and/or find those network problems, and/or build some performance baseline statistics data to use to convince management that, over time, your network and/or servers are slowly slipping into obsolesence.
IF you have a favourite tool or toy - write & let me know what it is and I'll publish it.
The basic tools for network (LANs & WANs):
| Description of tool(s): |
Windows OSs / Microsoft |
Unix-Linux | Macintosh-BSD-Linux |
| LAN promiscuous mode packet capture ($$$) |
EtherPeek ($1,000) www.aggroup.com Sniffer Basic (NetXray) www.nai.com |
Xni ($4,995) www.fastlane.com | EtherPeek ($400) www.aggroup.com |
| LAN promiscuous mode packet capture (free) | several at: www.winsite.com | EtherReal (no "www") ethereal.zing.org | |
| WAN-SNMP monitoring tool (text) | Scotty (requires Tcl / Tk) (free) www.scotty.org |
SMAP from: ftp.web.ad.jp/ info-mac/comm/smap-12.hqx |
|
| WAN-SNMP monitor & mapper (graphical) | Sniffer Pro WAN www.nai.cm | (see above) |
InterMapper www.intermapper.com |
| Network Accounting | with OS | netstat (free) (unix-distribution) | NetMeter (free) www.aggroup.com |
Other utilities - not necessarily specifically for network issues:
| Description | Windows XP-style |
Unix-Linux | Macintosh (BSD-Linux) |
| cpu-load (free) | ps, Xload (free) with Unix distritbution | ||
| cpu-load (graphical) | Gnome-Load (free) with Gnome www.gnome.org | cpu-stat, ppcmap | |
| memory-partition(s) | KDE tools |
mem-mapper | |
| process-ID-sleuth | process explorer |
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