Newsgroups: comp.sys.mips
Path: utzoo!utgpu!dennis
From: dennis@gpu.utcs.utoronto.ca (Dennis Ferguson)
Subject: Re: Cannot NFS mount Ultrix and hp-ux file systems
Message-ID: <1990Nov15.202053.22045@gpu.utcs.utoronto.ca>
Organization: none
References: <1990Nov15.064248.5056@metro.ucc.su.OZ.AU> <43264@mips.mips.COM>
Date: Thu, 15 Nov 90 20:20:53 GMT

In article <43264@mips.mips.COM> rogerk@mips.COM (Roger B.A. Klorese) writes:
>In article <1990Nov15.064248.5056@metro.ucc.su.OZ.AU> johnr@extro.ucc.su.oz.au (John Rosauer) writes:
>>We are running Riscos 4.51.  When you attempt to mount
>>a a file system through NFS on the Mips machine to either
>>Ultrix or HP-UX we get the folloing:
>>
>>mount: info:/usr server not responding: RPC: Authentication error; why = Invalid client credential
>>mount: giving up on:
>>   /mnt

>Earlier NFS implementations (HP-UX, Ultrix, RISC/os < 4.50) made their
>initial mount requests on non-privileged ports.  To support this ability,
>change the lines for rpc.mountd in /etc/inetd.conf from:
[...]

If the above still doesn't help, try reducing the number of groups
which root is a member of to 7 or 8.  Old RPC versions, which limited
the number of groups one was allowed to be a member of to 8, sometimes
get confused by newer RPC versions, which increased this to 16 or so.

Dennis Ferguson
University of Toronto