On Tue, Nov 08, 2011 at 03:41:22PM -0500, Mike VanHorn wrote: > How can I restrict access to a system based on NIS netgroups? Change nsswitch.conf so that it reads passwd: compat passwd_compat: nis And then in /etc/passwd + at netgroup1:::::: + at netgroup2:::::: That way only users in the given netgroup(s) have visible accounts on the machine. -- rgds Stephen