[ILUG] simulating an intermittent network problem: possible?

[Jeroen Massar]

Daniel Shaw wrote:
> Hi all,
> 
> I'm trying to duplicate an issue with a web based interface that I
> believe has to do with an intermittent connectivity issue. However, I
> don't have a reliable way of setting up a test environment with a
> partially broken network.
> 
> Does anyone have an idea how (if possible) I can cause packet loss on
> an interface and simulate something like a dodgy cable/switch/nic
> port.

Check Netem:
http://linux-net.osdl.org/index.php/Netem

(or on BSD use dummynet ;)

Greets,
 Jeroen