From owner-freebsd-questions Mon Oct 22 7: 2: 7 2001 Delivered-To: freebsd-questions@freebsd.org Received: from void.xpert.com (xpert.com [199.203.132.1]) by hub.freebsd.org (Postfix) with ESMTP id D196337B401 for ; Mon, 22 Oct 2001 07:02:03 -0700 (PDT) Received: from mailserv.xpert.com ([199.203.132.135]) by void.xpert.com with esmtp (Exim 3.22 #1) id 15vfe4-0003Wm-00; Mon, 22 Oct 2001 16:01:36 +0200 Received: by mailserv.xpert.com with Internet Mail Service (5.5.2650.21) id <472JNAVV>; Mon, 22 Oct 2001 16:01:38 +0200 Message-ID: From: Yonatan Bokovza To: 'Tomek' , freebsd-questions@FreeBSD.ORG Subject: RE: promiscious mode needed? (tcpdump) Date: Mon, 22 Oct 2001 16:01:36 +0200 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2650.21) Content-Type: text/plain; charset="iso-8859-1" Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > -----Original Message----- > From: Tomek [mailto:tomek@mpionline.com] > Sent: Monday, October 22, 2001 15:59 > To: freebsd-questions@FreeBSD.ORG > Subject: promiscious mode needed? (tcpdump) > > > Hello there, > I was wondering if promiscious mode (enabled by default in tcpdump) is > actually needed or in ANY way helpful when jsut trying to monitor > traffic to/from the local machine? tcpdump sets the interface in promiscous mode to show you all the packets your interface sees. Light RTFMing would point you at the -p option. > Also, I have noticed I am picking up a tiny bit of traffic that is > supposed to go to other DSL customers in my neighbourhood, is that > normal with promiscious mode? On daft ISPs, yes. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message