[comp.protocols.tcp-ip.ibmpc] Interdrive or Sun OS 4.1 problem?

chas@stax.uchicago.edu (Charles Blair) (02/15/91)

I've successfully exported a directory from a Sun workstation to a PC.
The directory is owned by root, but it's been chgrp'd to allow anyone
from group X to write to it. From the Sun, this works: user y can
write a file in that directory. From the PC, it doesn't (access
denied). Why?

Note also that it's user y who's mounted that directory on the PC. So
I think I've narrowed the problem down to some kind of interaction
between (PC?)NFS and Sun OS 4.1. I note that the manual says: "Certain
operating systems do not properly recognize group permission settings.
This has been observed with Ultrix 2.2 in particular." It's not clear
from the wording if the problem is confined to NFS situations, but if
so, is this another one of them?

I really don't want, in fact can't (and really solve the problem),
change the directory to be owned by user y, because I want user z to
have write permissions in that directory as well. So what I really
need is for group write permission to be recognized.

Any insight into the problem would really be appreciated.

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