Return-Path: linux-nfs-owner@vger.kernel.org Received: from minas.ics.muni.cz ([147.251.4.40]:54210 "EHLO minas.ics.muni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754867Ab2HFNzV (ORCPT ); Mon, 6 Aug 2012 09:55:21 -0400 Received: from anubis.ics.muni.cz (anubis.ics.muni.cz [147.251.17.147]) (authenticated user=xhejtman@IS.MUNI.CZ bits=0) by minas.ics.muni.cz (8.13.8/8.13.8/SuSE Linux 0.8) with ESMTP id q76DtHjb025451 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Mon, 6 Aug 2012 15:55:19 +0200 Received: from xhejtman by anubis.ics.muni.cz with local (Exim 4.80) (envelope-from ) id 1SyNm9-0007rk-Oo for linux-nfs@vger.kernel.org; Mon, 06 Aug 2012 15:55:17 +0200 Date: Mon, 6 Aug 2012 15:55:17 +0200 From: Lukas Hejtmanek To: linux-nfs@vger.kernel.org Subject: NFSv4 backchannel authentication Message-ID: <20120806135517.GS25979@ics.muni.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Sender: linux-nfs-owner@vger.kernel.org List-ID: Hello, it seems that RHEL NFSv4 servers use GSS authentication for backchannels as well (if mount it with GSS). That would be OK, but it requires that server is running rpc.gssd and the client is running rpc.svcgssd, which is not usual. Is there a way how to mount clients with sec=krb5/i/p and use backchannels just with UNIX auth? -- Luk?? Hejtm?nek