netgroup(4)netgroup(4)NAMEnetgroup - list of network groups
File defines network-wide groups, and is used for permission checking
when executing remote mounts, remote logins, and remote shells. For
remote mounts, the information in classifies machines; for remote
logins and remote shells, it classifies users.
Each line of the file defines a group. The items on a line may be sep‐
arated by a combination of one or more spaces or tabs. The line has
groupname member1 member2 ...
where memberi is either another group name, or a triple.
If any of these three fields is left empty, it signifies a wildcard.
defines a group to which everyone belongs. Field names that begin with
something other than a letter, digit or underscore (such as do not
match any value. For example, consider the following entries.
Machine belongs to the group in the domain but no users belong to it.
Similarly, the user belongs to the group in the domain but no machines
belong to it.
Note, the domainname field must match the current domain name (as
returned by the command), or the entry is not matched. Also, the user‐
name field is ignored for remote mounts. Only the hostname and domain‐
name are used.
The Network Information Service (NIS) can serve network groups. When
it does, the groups are stored in the following NIS maps:
Refer to ypserv(1M) and ypfiles(4) for an overview of Network Informa‐
was developed by Sun Microsystems, Inc.
FILESSEE ALSOmakedbm(1M), mountd(1M), ypmake(1M), ypserv(1M), getnetgrent(3C),