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Re: Latency generator?
> From: "Temkin, David" <[email protected]> > Date: Wed, 25 Jun 2003 12:48:29 -0400 > Sender: [email protected] > > Does anyone know of any free, cheap, or potentially rentable latency > generators? Ideally I'd like something that just sits between two ethernet > devices to induce layer 2/3 latency in traffic, but am open to any > options... dummynet(4)? It's a standard part of FreeBSD and may be in other BSDs. It's very configurable to generate delays, congestion like behavior and such. NAME dummynet - traffic shaper, bandwidth manager and delay emulator DESCRIPTION dummynet is a system facility that permits the control of traffic going through the various network interfaces, by applying bandwidth and queue size limitations, implementing different scheduling and queue management policies, and emulating delays and losses. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: [email protected] Phone: +1 510 486-8634