 

 ,      /var/named,  -
 .

 

     BIND   ,     
    (  ): S (),  (),  (),
D ()  W ().    :  2h25m30s -
 2 , 25   30      8730 ().

 

         (,
  ).  zach    myzone. corn   -
    (FQDN) zach .myzone. corn..   , 
  ,  FQDN (   ).  , 
 ,    .

  

       .  
  .  $TTL       
.

 STTL.           .
     TTL,   .

 SORIGIN.        named, conf.   -
  @   Name  .    
  .

 SINCLUDE.      .   
$ORIGIN       .   
SORIGIN       ,    .

DNS-

DNS-,      , -
     BIND  Red Hat,   caching-
nameserver.       "  I:  DNS-
"    .

   ,  ,  Red Hat, 
  .     named, conf:

? cat /etc/named.conf

// generated by named-bootconf.pl    ( )

options {

directory "/var/named";

/*
* If there is a firewall between you and nameservers you want

 24. DNS/BIND:                           737