From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Jason Rumney Newsgroups: gmane.emacs.devel Subject: Re: Changing the default for `send-mail-function' Date: Mon, 27 Jun 2011 22:51:34 +0800 Message-ID: <87tybbtjih.fsf@gnu.org> References: <87d3i0bzg6.fsf@marauder.physik.uni-ulm.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1309187310 9173 80.91.229.12 (27 Jun 2011 15:08:30 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 27 Jun 2011 15:08:30 +0000 (UTC) Cc: emacs-devel@gnu.org To: Lars Magne Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jun 27 17:08:26 2011 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1QbDQI-0000RS-AB for ged-emacs-devel@m.gmane.org; Mon, 27 Jun 2011 17:08:26 +0200 Original-Received: from localhost ([::1]:56235 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QbDQG-0000Gv-Mn for ged-emacs-devel@m.gmane.org; Mon, 27 Jun 2011 11:08:24 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:45328) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QbDAD-0004KJ-7j for emacs-devel@gnu.org; Mon, 27 Jun 2011 10:51:53 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QbDA8-0000Fg-6x for emacs-devel@gnu.org; Mon, 27 Jun 2011 10:51:49 -0400 Original-Received: from mail-pw0-f41.google.com ([209.85.160.41]:48631) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QbDA7-0000FY-P4 for emacs-devel@gnu.org; Mon, 27 Jun 2011 10:51:43 -0400 Original-Received: by pwi12 with SMTP id 12so3637468pwi.0 for ; Mon, 27 Jun 2011 07:51:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:sender:from:to:cc:subject:references:date :in-reply-to:message-id:user-agent:mime-version:content-type; bh=PRm4Nqmeq/U/tnJWEEYYxzsXkCbkn1sy/0Vuv8ji8tA=; b=viNH8Am3O+2fivDzCljJET21sNnHq997fW/detvAkMeOJiOuw7pymtAsgV3XnDrugx 6n/v5w7wqCUkb9VxuCAL40+8R31AFtHh37PIo1nr+Plv+wwblm0auE5JbGXEi8rR6yTS QITsBjAAQySrmma3WidLntHA0oAaCBNz8QMfs= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type; b=Ey1GNT07eaMV2p8dWLtev8KWTJgzoZIPouVigAhTMXaf6kOZB3L5IXPqvsjjhgnWhi sGVizso2zL3tlFVUyLQ72KUQw3ex9MDk3fOG8U2g+lCpm9IX9U0c/fFgJopkZ048KC6B dFN4yOmiC1qD4MZ1jroJvCet/p6K7EGoLcWgY= Original-Received: by 10.68.19.136 with SMTP id f8mr3044690pbe.173.1309186302757; Mon, 27 Jun 2011 07:51:42 -0700 (PDT) Original-Received: from home.jasonrumney.net ([180.75.56.252]) by mx.google.com with ESMTPS id v6sm4368362pbh.22.2011.06.27.07.51.39 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 27 Jun 2011 07:51:41 -0700 (PDT) Original-Received: by home.jasonrumney.net (Postfix, from userid 1000) id D11A71C98; Mon, 27 Jun 2011 22:51:34 +0800 (MYT) In-Reply-To: (Lars Magne Ingebrigtsen's message of "Sun, 26 Jun 2011 13:38:50 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 209.85.160.41 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:141068 Archived-At: Lars Magne Ingebrigtsen writes: > How does that work? Typically users are running behind a NAT firewall > these days, aren't they? So you can use the local IP address to find > out what ISP you're in. I think it uses the domain part of the email address, not the IP address of the local machine. Users generally know their email address, even if they do not know their SMTP server.