사용자 추가

# pw useradd [-n] user1 [-u uid] [-g groupname] [-G group1,...]
     -c 'comment' { -m [-k /home/user1] | -d /home/user1 }
     -s /bin/sh

사용자 삭제

# pw userdel [-n] user1 -r
  pw userdel [-u] uid -r

암호변경

# passwd user1

========================================

# pw useradd help
usage: pw useradd [name] [switches]
        -V etcdir      alternate /etc location
        -C config      configuration file
        -q             quiet operation
  Adding users:
        -n name        login name
        -u uid         user id
        -c comment     user name/comment
        -d directory   home directory
        -e date        account expiry date
        -p date        password expiry date
        -g grp         initial group
        -G grp1,grp2   additional groups
        -m [ -k dir ]  create and set up home
        -s shell       name of login shell
        -o             duplicate uid ok
        -L class       user class
        -h fd          read password on fd
        -Y             update NIS maps
        -N             no update
  Setting defaults:
        -V etcdir      alternate /etc location
        -D             set user defaults
        -b dir         default home root dir
        -e period      default expiry period
        -p period      default password change period
        -g group       default group
        -G grp1,grp2   additional groups
        -L class       default user class
        -k dir         default home skeleton
        -u min,max     set min,max uids
        -i min,max     set min,max gids
        -w method      set default password method
        -s shell       default shell
        -y path        set NIS passwd file path


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# pw userdel help
usage: pw userdel [uid|name] [switches]
        -V etcdir      alternate /etc location
        -n name        login name
        -u uid         user id
        -Y             update NIS maps
        -r             remove home & contents