Return-Path: linux-nfs-owner@vger.kernel.org Received: from elasmtp-scoter.atl.sa.earthlink.net ([209.86.89.67]:49442 "EHLO elasmtp-scoter.atl.sa.earthlink.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757743AbaDHR61 (ORCPT ); Tue, 8 Apr 2014 13:58:27 -0400 From: "Frank Filz" To: "'Jeff Layton'" , "'Simo Sorce'" Cc: "'Trond Myklebust'" , "'Dr Fields James Bruce'" , "'NFS'" , "'Adamson William Andros'" , "'Lever Charles Edward'" References: <20140408082140.340c1328@tlielax.poochiereds.net> <20140408123501.GA3532@fieldses.org> <20140408094903.33e42de2@tlielax.poochiereds.net> <20140408140333.GD3882@fieldses.org> <6CC79B2A-8AE2-4A36-BB57-380C2F9813C0@primarydata.com> <20140408144652.GE3882@fieldses.org> <20140408124428.5152ae8b@tlielax.poochiereds.net> <1396978021.14203.163.camel@willson.li.ssimo.org> <20140408133040.3c149238@tlielax.poochiereds.net> In-Reply-To: <20140408133040.3c149238@tlielax.poochiereds.net> Subject: RE: v4.0 CB_COMPOUND authentication failures Date: Tue, 8 Apr 2014 10:39:04 -0700 Message-ID: <09b701cf5351$707b2a10$51717e30$@mindspring.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: linux-nfs-owner@vger.kernel.org List-ID: > > If you mount by IP do you really care about krb5 ? Probably not, maybe > > that's a clue we should not even try ... > > > > It's certainly possible that someone passes in an IP address but then says "-o > sec=krb5". It has worked in the past, so it's hard to know whether and how > many people actually depend on it. Mount by ip is sometimes used with clustered servers, especially when they have all their IP addresses in the DNS record. Even using a FQDN that just specifies that one IP address probably won't work then (since it probably is NOT the hostname used in the server credential). Frank