Linux penetrating tool

[Milind Nanal <milindyn () rolta com>]

Hi List,

Looking for any linux based network penetrating tool (freeware) which may
launch DoS attack.
I have evaluated one based on Trinux and I need more of such type. 

Please help me in getting the stuff.

Regards,

Milind 

---------------------------------------------------------------------------
Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off
any course! All of our class sizes are guaranteed to be 10 students or less
to facilitate one-on-one interaction with one of our expert instructors.
Attend a course taught by an expert instructor with years of in-the-field
pen testing experience in our state of the art hacking lab. Master the skills
of an Ethical Hacker to better assess the security of your organization.
Visit us at:
http://www.infosecinstitute.com/courses/ethical_hacking_training.html
----------------------------------------------------------------------------