Date: Mon, 24 Jun 2013 11:57:59 +0200 From: Luigi Rizzo <rizzo@iet.unipi.it> To: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= <olivier@cochard.me> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, Luigi Rizzo <luigi@freebsd.org> Subject: Re: How correctly use netmap pkt-gen "sweep n addresses" option ? Message-ID: <CA%2BhQ2%2BiGmn-CTfqcB4DrXs4BDM_68pQQuT=U2gvcs=9%2BM1uEUA@mail.gmail.com> In-Reply-To: <CA%2Bq%2BTcpkTB%2BuQ1r9ZY6d9yp91Qqnj3Y6oFDWavmH4LvHn7bxYA@mail.gmail.com> References: <CA%2Bq%2BTcpkTB%2BuQ1r9ZY6d9yp91Qqnj3Y6oFDWavmH4LvHn7bxYA@mail.gmail.com>
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On Mon, Jun 24, 2013 at 11:12 AM, Olivier Cochard-Labb=E9 <olivier@cochard.me>wrote: > Hi, > > I'm using netmap pkt-gen as a packet generator/receiver and it's > working great for generating one-flow (one src/dst IP address). > But I would like generate packets with multiples source&destination IP > addresses. > pkt-gen support "range" IP and MAC address: > -d dst-ip end with %n to sweep n addresses > -s src-ip end with %n to sweep n addresses > -D dst-mac end with %n to sweep n addresses > -S src-mac end with %n to sweep n addresses > > I've did a try with command like this: > pkt-gen -i igb2 -d 2.3.1.1-2.250.250.250 -f tx -l 42 -D > 00:1b:21:d3:8f:3e -s 1.2.1.1-1.250.250.250 > It seems accepted and the output of pkt-gen is: > ... > extract_ip_range [136] extract IP range from 1.2.1.1-1.250.250.250 > extract_ip_range [171] range is 1.2.1.1 0 to 1.250.250.250 0 > extract_ip_range [136] extract IP range from 2.3.1.1-2.250.250.250 > extract_ip_range [171] range is 2.3.1.1 0 to 2.250.250.250 0 > ... > > But all packet generated only use the first IP (src 1.2.1.1 and dst > 2.3.1.1 from my example): There is no use of IP range given in > parameters. > How to correctly use this pkt-gen feature (I'm using 9.1-STABLE r252056)= ? > > sorry, it was never completely implemented, you need to add some code to play with it. cheers luigi
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