redhat man page for groupmod

GROUPMOD(8)						      System Manager's Manual						       GROUPMOD(8)

NAME
       groupmod - Modify a group

SYNOPSIS
       groupmod [-g gid [-o]] [-n group_name ] group

DESCRIPTION
       The  groupmod  command  modifies the system account files to reflect the changes that are specified on the command line.  The options which
       apply to the groupmod command are

       -g gid The numerical value of the group's ID.  This value must be unique, unless the -o option is used.	The value  must  be  non-negative.
	      Values  between  0 and 99 are typically reserved for system groups.  Any files which the old group ID is the file group ID must have
	      the file group ID changed manually.

       -n group_name
	      The name of the group will be changed from group to group_name.

FILES
       /etc/group - group information
       /etc/gshadow - secure group information

SEE ALSO
       chfn(1), chsh(1), passwd(1), groupadd(8), groupdel(8), useradd(8), userdel(8), usermod(8)

AUTHOR
       Julianne Frances Haugh (jockgrrl@ix.netcom.com)

																       GROUPMOD(8)