From: EUROPA::CARROLL "Tom Carroll" 3-APR-2002 09:48:28.76 To: RONEY,GIBNEY,TCARROLL@PPPL.GOV CC: Subj: Good refernece for nfs debugging connection problems From: SMTP%"Info-MultiNet@process.com" 3-APR-2002 09:27:46.34 To: info-multinet@process.com CC: Subj: Re: NFS problems Return-Path: Received: from pppl.gov ([192.55.106.129]) by USC.PPPL.GOV with ESMTP for carroll@vaxcluster.pppl.gov; Wed, 3 Apr 2002 9:27:45 -0500 Received: from a.pppl.gov (b.pppl.gov [192.188.106.170]) by pppl.gov (8.9.2/8.9.2) with SMTP id JAA21947 for ; Wed, 3 Apr 2002 09:27:44 -0500 (EST) Received: from triton.process.com (triton.process.com [198.115.138.29]) by newman.pppl.gov (8.9.3/8.9.3) with ESMTP id JAA05626 for ; Wed, 3 Apr 2002 09:27:43 -0500 X-ListName: Process MultiNet Discussion List Date: Wed, 03 Apr 2002 09:24:34 -0500 From: Michael Corbett Reply-To: Info-MultiNet@process.com Subject: Re: NFS problems To: info-multinet@process.com Message-ID: <3CAB10A2.4070107@process.com> MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset=us-ascii Content-Transfer-Encoding: 7bit References: List-Unsubscribe: Randy Neufeldt wrote: > Well, here's what I did, > $ MULTINET TCPDUMP/SNAP=1514/RPC=ALL UDP AND HOST remotehost > > And here is what has been returned: > > DEVVAX>> MULTINET TCPDUMP/SNAP=1514/RPC=ALL UDP AND HOST lisdecu > 07:49:49.09 216.226.62.10.nfs > 216.226.62.42.1023: udp 9607:49:49.20 > 216.226.62.42.14a58260 > 216.226.62.10.NFS: udp (AUTH_UNIX: > Machine=devvax.multilis.dra.com,Uid=-2,Gid=-2) > GETATTR(Fh=876b209c.a.c.3)07:49:49.20 216.226.62.10.NFS > > 216.226.62.42.14a58260: udp GETATTR = OK > ,Type=DIR,Mode=040700,Nlink=2,Uid=0,Gid=0,Size=8192,Rdev=0,Blocks=16,Fsid=87 > 6b209c,FileID=307:49:49.32 216.226.62.42.15a58260 > 216.226.62.10.NFS: udp > (AUTH_UNIX: Machine=devvax.multilis.dra.com,Uid=-2,Gid=-2) > GETATTR(Fh=876b209c.a.c.75be)07:49:49.33 216.226.62.10.NFS > > 216.226.62.42.15a58260: udp GETATTR = OK > ,Type=DIR,Mode=040775,Nlink=5,Uid=4011,Gid=802,Size=8192,Rdev=0,Blocks=16,Fs > id=876b209c,FileID=30142 > > I can see the -2 -2 in the UID and GID fields, but what does that tell me? > > The tcpdump output is much easier to read if you don't wrap it. Set the width of you terminal to at least 132 when running the command. You can also user the /notime qualifier to remove that from the output and you can use the /output qualifier to send the output to a file. If we clean up your output and remove the time 216.226.62.42.14a58260 > 216.226.62.10.NFS: udp (AUTH_UNIX: Machine=devvax.multilis.dra.com,Uid=-2,Gid=-2)GETATTR(Fh=876b209c.a.c.3) 216.226.62.10.NFS > 216.226.62.42.14a58260: udp GETATTR = OK ,Type=DIR,Mode=040700,Nlink=2,Uid=0,Gid=0,Size=8192,Rdev=0,Blocks=16,Fsid=87 6b209c,FileID=3 216.226.62.42.15a58260 > 216.226.62.10.NFS: udp (AUTH_UNIX: Machine=devvax.multilis.dra.com,Uid=-2,Gid=-2) GETATTR(Fh=876b209c.a.c.75be) 216.226.62.10.NFS > 216.226.62.42.15a58260: udp GETATTR = OK, Type=DIR,Mode=040775,Nlink=5,Uid=4011,Gid=802,Size=8192,Rdev=0,Blocks=16,Fs id=876b209c,FileID=30142 In the first line you can see that in the AUTH_UNIX the client is sending Uid=-2,Gid=-2. The user that is accessing the NFS drive on the client does not have a uid entry. regards Mike -- +-------------------------------------------------------------------------+ Michael Corbett Email: Corbett@process.com Process Software Phone: 800 722-7770 x369 959 Concord St. 508 879-6994 x369 Framingham MA 01701-4682 FAX: 508 879-0042