Date: Fri, 29 Sep 2000 19:18:01 +0300 From: Ruslan Ermilov <ru@sunbay.com> To: Ping Yuan <pyuan@ece.rice.edu> Cc: freebsd-net@freebsd.org Subject: Re: IP header. Message-ID: <20000929191801.D47327@sunbay.com> In-Reply-To: <005c01c02a2e$f93387e0$42042a80@teddy.ece.rice.edu>; from pyuan@ece.rice.edu on Fri, Sep 29, 2000 at 11:04:39AM -0500 References: <005c01c02a2e$f93387e0$42042a80@teddy.ece.rice.edu>
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On Fri, Sep 29, 2000 at 11:04:39AM -0500, Ping Yuan wrote: > Hi, > > I am now writing a traffic generator. I want to write something in the IP > header of every packet before I send it out. Is this possible? If yes, how > to implement it? If not, is there any other solutions? > You can do that by constructing an IP packet with header and sending it to raw IP socket with IP_HDRINCL socket option set. See ip(4) page for details. Cheers, -- Ruslan Ermilov Oracle Developer/DBA, ru@sunbay.com Sunbay Software AG, ru@FreeBSD.org FreeBSD committer, +380.652.512.251 Simferopol, Ukraine http://www.FreeBSD.org The Power To Serve http://www.oracle.com Enabling The Information Age To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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