Date: Sat, 11 Sep 2004 01:32:14 +0200 From: Andre Oppermann <andre@freebsd.org> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: freebsd-net@freebsd.org Subject: Re: packet generator Message-ID: <4142397E.A167AE94@freebsd.org> References: <16706.13257.676586.513738@grasshopper.cs.duke.edu>
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Andrew Gallatin wrote: > > Does anybody have a free, in-kernel tool to generate packets quicky > and send them out a particular etherent interface on FreeBSD? > Something similar to pktgen on linux? > > I'm trying to excersize just the send-side of programmable firmware > based NIC. The recieve side of the NIC firmware is not yet written, > but I want to get started tuning and shaking the bugs out of the send > side while the firmware author does the recieve path. The packets > just get dropped on the floor by the NIC, so its a good way to test > the interface.. > > I can add an arp entry and ping -l HUGEVAL, but that only generates 205K > pkts/sec (where *think* I see 1.1 million pkts/sec with pktgen on > linux, but I'm not sure I trust it). netgraph/ng_source.c Doesn't have a man page though. -- Andre
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