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[root@dave ~]# ÕâÊÇrootÓû§µÇ¼µ½ÏµÍ³µÄÌáʾ·û£¬×îºóÒ»¸ö×Ö·ûΪ#
[dave@dave ~]$ ÕâÊÇÆÕͨÓû§µÇ¼µ½ÏµÍ³µÄÌáʾ·û£¬×îºóÒ»¸ö×Ö·ûΪ$
ÔÚRedHatϵͳÖÐÆÕͨÓû§µÄhomeĿ¼·ÅÔÚ /home/Óû§Ãû£¬rootÓû§homeĿ¼Ϊ/rootн¨Óû§
useradd Óû§Ãû ½¨Á¢ÐÂÓû§
passwd Óû§Ãû ¸øÓû§
[root@dave ~]# useradd good ½¨Á¢Óû§good
[root@dave ~]# passwd good λÓû§good½¨Á¢ÃÜÂë
Changing password for user good.
New UNIX password: ÊäÈëÃÜÂ루ÃÜÂë²»»áÏÔʾ£©
BAD PASSWORD: it is based on a dictionary word£¨¾¯¸ærootÃÜÂë¹ýÓÚ¼òµ¥,ÆÕͨÓû§»á±»¾Ü¾øÐ޸ģ©
Retype new UNIX password: È·ÈÏÃÜÂ루ÃÜÂë²»»áÏÔʾ£©
passwd: all authentication tokens updated successfully.ÃÜÂëÐ޸ijɹ¦
[root@dave ~]#