From owner-freebsd-hackers@FreeBSD.ORG Fri Nov 25 07:36:47 2011 Return-Path: Delivered-To: hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C035F106564A for ; Fri, 25 Nov 2011 07:36:47 +0000 (UTC) (envelope-from jhellenthal@gmail.com) Received: from mail-ww0-f50.google.com (mail-ww0-f50.google.com [74.125.82.50]) by mx1.freebsd.org (Postfix) with ESMTP id 516128FC12 for ; Fri, 25 Nov 2011 07:36:47 +0000 (UTC) Received: by wwe5 with SMTP id 5so1427600wwe.31 for ; Thu, 24 Nov 2011 23:36:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=sender:date:from:to:subject:message-id:mime-version:content-type :content-disposition; bh=aDFY83TEpJMZ5rGO4dcQBtIqjDE0vBCPn7K0J17VBUI=; b=wDawC0/gVXlMhR7WyY9OWwnSGxqN0/rQu3eZiZOEO+PdwhTq2mDYTp/JSFOZEnBEpX EaiAGycLMOgYQNs3JpLHjFFE/TLeRFjDNlgjSS3aQzYjZ64RiN0fEeqtXbwOmUKIJXoL gF5uTsteaHdjRd54kAVgWsrLgv+xNDneu6tco= Received: by 10.180.3.71 with SMTP id a7mr32148078wia.0.1322206606431; Thu, 24 Nov 2011 23:36:46 -0800 (PST) Received: from DataIX.net (ppp-21.79.dialinfree.com. [209.172.21.79]) by mx.google.com with ESMTPS id f18sm10349700wiv.14.2011.11.24.23.36.43 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 24 Nov 2011 23:36:45 -0800 (PST) Sender: Jason Hellenthal Received: from DataIX.net (localhost [127.0.0.1]) by DataIX.net (8.14.5/8.14.5) with ESMTP id pAP7abRl013994 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 25 Nov 2011 02:36:37 -0500 (EST) (envelope-from jhell@DataIX.net) Received: (from jhell@localhost) by DataIX.net (8.14.5/8.14.5/Submit) id pAP7aVo0013993 for hackers@FreeBSD.org; Fri, 25 Nov 2011 02:36:31 -0500 (EST) (envelope-from jhell@DataIX.net) Date: Fri, 25 Nov 2011 02:36:30 -0500 From: Jason Hellenthal To: hackers@FreeBSD.org Message-ID: <20111125073630.GC7915@DataIX.net> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="p2kqVDKq5asng8Dg" Content-Disposition: inline Cc: Subject: sysctl description spillover and also setting the sysctl ? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Nov 2011 07:36:47 -0000 --p2kqVDKq5asng8Dg Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Found a troubling result of the following and figured someone might want to take a look. Pay close attention to the output and behavior. sysctl net.inet.udp.blackhole=0 sysctl net.inet.udp.blackhole sysctl -d net.inet.udp.blackhole=1 sysctl net.inet.udp.blackhole Is this expected ? should it not just display the description instead of adjusting ? as well not display the description like it is adjusting the description too ? # sysctl net.inet.udp.blackhole=0 net.inet.udp.blackhole: 0 -> 0 # sysctl net.inet.udp.blackhole net.inet.udp.blackhole: 0 # sysctl -d net.inet.udp.blackhole=1 net.inet.udp.blackhole: Do not send port unreachables for refused connects -> Do not send port unreachables for refused connects # sysctl net.inet.udp.blackhole net.inet.udp.blackhole: 1 --p2kqVDKq5asng8Dg Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- iQEcBAEBAgAGBQJOz0V9AAoJEJBXh4mJ2FR+LDgH/1lahamQ4SFsl1OG7suciLyw GnRLhxFzMZXNytfksUC3P+zo14WlaoaZLhDJftDk3qs5ZbLN5Qw8Zcoev9Y5xJme VJx8zIvrKFOZuurC4ydN5hLquvxWSVJg7tgTDttTP07ieZ60MIxihESTq6ZP7FDN AlCv192v5XLZ88NQmmu3oUKju7vhfDGi5JLfS2rbuE7graktQ11Nf3jOyUghSOy9 Xy/r5hVhZU2om7oh/jzv93HxAeBSGB3X5ukbUnUtR09QGnkShl6eziUbIHntDLPF ddGorEGjzLgwOezN8vfk2PMRAQ20tLX+pqSBwHf/Zmg7BFjgagEpAIYP8T6OAZg= =/uI4 -----END PGP SIGNATURE----- --p2kqVDKq5asng8Dg--