5.

" ". , , , , "" (cache). "" "" - "" .

5.1.

. , , , . - , . , . , , TTL (" (Time To Live)"), .

5.2.

- , CPU. . . , /etc/resolv.conf , ( ?), "DNS ". " ", .

5.3.

- , , , , . . , , . ( ) , Internet. Internet. Internet . Internet, , , . , . named.

/ ; , , .


A.S.Plotnikov, 1998