,   ,        -
  . NIS   .

    DNS,      ,   -
   NIS.      NIS 
   ;     -
 Linux-       NIS.

 .    NIS  Yellow Pages ( ),
       .  Sun  
 - ,        
 .      NIS    -
 :  ypcat   NIS, ypmatch  ,  
  ypserv.

  NIS

 NIS. NIS       . , -
     MS,  ,      
      MS (    (. )).

   .   NIS     
 ;       . 
      NIS   . -
         NIS  -
   .      
  NIS.

  ,        
,          .
      ypbind    .

nsswiteh.conf.    NIS, DNS,      
    ,       -
 /etc/nsswitch.conf (.  "nsswiteh.conf:   
"  11).        NIS
      NIS. ,   -
         
    ,   .
   nsswiteh.conf ,     -
  /etc/passwd      NIS.   -
  NIS   root (    ),   
       root.

 .  Red Hat Linux NIS     -
   ,   IP-      
 ,   /etc/passwd  /etc/hosts.   -
     . (  
        
  NIS.)  NIS     
    :

658                            V.     