From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: Scaling Max IP address limitation Date: Sun, 24 Jun 2007 11:02:36 -0700 Message-ID: <20070624110236.fa36b2f9.akpm@linux-foundation.org> References: <467EA7C1.4080006@rossove.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org To: djones@rossove.com Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:42455 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751505AbXFXSDQ (ORCPT ); Sun, 24 Jun 2007 14:03:16 -0400 In-Reply-To: <467EA7C1.4080006@rossove.com> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Sun, 24 Jun 2007 12:20:01 -0500 David Jones wrote: > Hi, > I am trying to add multiple IP addresses ( v6 ) to my FC7 box on eth0. > But I am hitting a max limit of 4000 IP address . Seems like there is a > limiting variable in linux kernel (which one? ) that prevents from > adding more IP addresses than 4096. What do I need to change in Linux > kernel ( and then recompile ) to be able to add more IP addresses than > 4K addresses per system? .. (cc netdev)