NISTNet is what you want to use for this. It is not related to Netfilter, but it does exactly what you want. When we used it, the X client was very buggy, but the command line rocked: http://snad.ncsl.nist.gov/itg/nistnet/ (Not only that, but you get to use some of those tax dollars :) Bill > -----Original Message----- > From: Michael B. Allen [mailto:miallen@eskimo.com] > Sent: Thursday, December 26, 2002 3:18 PM > To: netfilter@lists.netfilter.org > Subject: Simulate Poor Network Conditions? > > > I'm writing network software and would like to test it under adverse > network conditions. Is there a netfilter module that can > simulate slow, > sticky, and downright errant network conditions over loopback with RH > Linux 2.4.9-13? > > Mike > > -- > A program should be written to model the concepts of the task it > performs rather than the physical world or a process because this > maximizes the potential for it to be applied to tasks that are > conceptually similar and, more important, to tasks that have not > yet been conceived. > >