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30 .\" @(#)netgroup.5 8.2 (Berkeley) 12/11/93
37 .Nd defines network groups
47 .Sy (host, user, domain)
48 tuples that are to be given similar network access.
51 consists of a netgroup name followed by a list of the members of the
53 Each member can be either the name of another netgroup or a specification
54 of a tuple as follows:
55 .Bd -literal -offset indent
64 are character string names for the corresponding component.
65 Any of the comma separated fields may be empty to specify a
68 or may consist of the string
72 The members of the list may be separated by whitespace;
75 character may be used at the end of a line to specify
77 The functions specified in
79 should normally be used to access the
91 entry is specified), then these functions operate on the
96 file which can be generated using
100 is specified then the
104 .Sq netgroup.byhost ,
109 Lines that begin with a # are treated as comments.
111 .Bl -tag -width /etc/netgroup.db -compact
112 .It Pa /etc/netgroup.db
113 the netgroup database.
118 .Xr nsswitch.conf 5 ,
121 The file format is compatible with that of various vendors, however it
122 appears that not all vendors use an identical format.
124 The interpretation of access restrictions based on the member tuples of a
125 netgroup is left up to the various network applications.