From owner-freebsd-hackers  Wed Sep  3 14:33:32 1997
Return-Path: <owner-freebsd-hackers>
Received: (from root@localhost)
          by hub.freebsd.org (8.8.7/8.8.7) id OAA08886
          for hackers-outgoing; Wed, 3 Sep 1997 14:33:32 -0700 (PDT)
Received: from fang.cs.sunyit.edu (fang.cs.sunyit.edu [192.52.220.66])
          by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id OAA08881
          for <hackers@FreeBSD.ORG>; Wed, 3 Sep 1997 14:33:25 -0700 (PDT)
Received: from localhost (perlsta@localhost) by fang.cs.sunyit.edu (8.8.5/8.7.3) with SMTP id VAA24983; Wed, 3 Sep 1997 21:32:57 GMT
Date: Wed, 3 Sep 1997 21:32:56 +0000 (GMT)
From: Alfred Perlstein <perlsta@fang.cs.sunyit.edu>
To: Yinginc <yinginc@pacbell.net>
cc: hackers@FreeBSD.ORG
Subject: Re: Help!
In-Reply-To: <340DC56D.7B3E@pacbell.net>
Message-ID: <Pine.BSF.3.95.970903213159.24972A-100000@fang.cs.sunyit.edu>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-freebsd-hackers@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

> 2) I'm trying to re-load some files from the tape backup.  When I went
> to check the contents of a tape that I know has the files that I need, I
> got the following error: "Hmm: this doesn't look like a tar archive". 
> Any help on this one would be greatly appreciated.

sorry i can't help with the first, but with the second try this

tar -xz????

that's extract with gzip (your data is probably compressed)