From Free Software Directory
Jump to: navigation, search

Traceroute implementation using TCP packets

'tcptraceroute' is a traceroute implementation using TCP packets, instead of the more traditional UDP or ICMP ECHO packets. In doing so, it is able to trace through many common firewall filters.


User manpage available in HTML format from


Download version 1.5beta7 (stable)
released on 28 March 2006


Related Projects


LicenseVerified byVerified onNotes
License:GPLv2Janet Casey31 July 2002

Leaders and contributors

Michael C. Toren Maintainer

Resources and communication

AudienceResource typeURI

Software prerequisites

Required to buildlibnet (
Required to buildlibpcap (

This entry (in part or in whole) was last reviewed on 10 January 2017.


Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.