From mboxrd@z Thu Jan 1 00:00:00 1970 From: Evgeniy Polyakov Subject: Re: Beyond 64K TCP connections limit per IP-address Date: Wed, 4 Jul 2007 13:36:58 +0400 Message-ID: <20070704093658.GD15210@2ka.mipt.ru> References: <7e63f56c0707040050k7d1a9daeq276d7d924ef802e8@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Cc: NetDev To: Robert Iakobashvili Return-path: Received: from relay.2ka.mipt.ru ([194.85.82.65]:36482 "EHLO 2ka.mipt.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757242AbXGDJhJ (ORCPT ); Wed, 4 Jul 2007 05:37:09 -0400 Content-Disposition: inline In-Reply-To: <7e63f56c0707040050k7d1a9daeq276d7d924ef802e8@mail.gmail.com> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, Jul 04, 2007 at 09:50:31AM +0200, Robert Iakobashvili (coroberti@gmail.com) wrote: > If I am correct, a TCP server can make up to > 64K accepts for a port at a single IP-address. No, it is essentially unlimited - linux uses local/remote addr/port tuples for hash chains, so there is no per-addr limits. If there is some kind of binds, then yes, only 64k ports per address. -- Evgeniy Polyakov