12.1.1 Registration

12.1.1.2 Group file - /etc/group

/etc/group contains 4 fields, each separated by a ":", in the form:

group-name:password:gid:comma-separated,list,of,names

where these fields represent:

group-name Name of the group
password If the password field is empty you are not prompted for a password when changing groups.
gid Numerical ID for the group; should match the gid field for the passwd file.
list comma-separated list of users who belong to this group.

Valid entries within group would be:

operator:*:5:frank,bobd

staff:*:10:

Unix System Administration - 8 AUG 1996