is an open-source
and cross-platform network protocol analyzer that offers a wide range of useful features for the network administrator.
Ethereal is used by network professionals around the world for troubleshooting, analysis, software and protocol development, and education. It has all of the standard features you would expect in a protocol analyzer, and several features not seen in any other product. Its open source license allows talented experts in the networking community to add enhancements. It runs on all popular computing platforms, including Unix, Linux, and Windows.
- The ability to read and dissect packets off of live networks.
- Support for ethernet, PPP, FDDI, Token-Ring, IEEE 802.11, and other network hardware.
- The ability to decipher packet streams stored in various file formats.
- Support for 512 different network protocols, more protocols are typically added with each new version.
- Output can be sent to a GUI or TTY interface.
- Output can be saved as plain text or PostScript formatted files.
- Support for output display filters.
A complete set of Ethereal
is available online, the
for common questions, and the
show the software in action.
and pre-compiled packages are available. The long list of
authors is a great example of open-source cooperation.
Ethereal has been released under the GNU General Public License.
Version 0.10.4 of Ethereal
was released this week. Changes include
new GUI features under GTK+ 2.4, better PostScript output,
the ability to set preferences on the main display window,
support for a number of new network protocols, improvements
to the existing network protocol support, and more.
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