> It is easy. "ping -f" does not create any real load on the network,
> it is pure latency test, when there is always only one packet in flight.
> Do not use it. Just write simple program, sending small udp packets
> without gaps, or use tools sort of netperf. To create extremal load,
> it is possible to use pgen tool by Robert Olsson
> (ftp://robur.slu.se:/pub/Linux/tmp/), it is a bit out of date,
> but easy to update.
It is currently removed. I was suggested not have it accessible via
anonymous ftp. I'll send people interested in PPS and router testing
a copy. It runs from kernel needs a our hacked tulip driver plus NIC
with genuine tulip chips.