From mboxrd@z Thu Jan 1 00:00:00 1970 From: Henrique de Moraes Holschuh Subject: [IPv6] kernel refuses to install blackhole routes without dev lo Date: Tue, 25 Aug 2009 23:35:46 -0300 Message-ID: <20090826023546.GC14047@khazad-dum.debian.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: netdev@vger.kernel.org Return-path: Received: from out1.smtp.messagingengine.com ([66.111.4.25]:49744 "EHLO out1.smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756532AbZHZCfr (ORCPT ); Tue, 25 Aug 2009 22:35:47 -0400 Received: from compute2.internal (compute2.internal [10.202.2.42]) by gateway1.messagingengine.com (Postfix) with ESMTP id 4B92C298B4 for ; Tue, 25 Aug 2009 22:35:49 -0400 (EDT) Received: from khazad-dum.debian.net (unknown [201.82.70.134]) by mail.messagingengine.com (Postfix) with ESMTPSA id EAFB415E98 for ; Tue, 25 Aug 2009 22:35:48 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by localhost.khazad-dum.debian.net (Postfix) with ESMTP id B3ADD10003 for ; Tue, 25 Aug 2009 23:35:46 -0300 (BRT) Received: from khazad-dum.debian.net ([127.0.0.1]) by localhost (khazad-dum.debian.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id UVZvVoyq1SBW for ; Tue, 25 Aug 2009 23:35:46 -0300 (BRT) Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: (Please keep me in the CC, I am not subscribed to netdev) To make a long history short, and to get right to the point: # ip -6 route add blackhole ::/0 RTNETLINK answers: No such device while # ip -6 route add blackhole ::/0 dev lo and # ip route add unreachable ::/0 works just fine. Looks like a bug, and it annoys the heck out of people trying to use the standard way of null-routing on Quagga :-) -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind them. In the Land of Redmond where the shadows lie." -- The Silicon Valley Tarot Henrique Holschuh