 3.       DNS____________167

Name:    www.sun.com
Addresses: 192.9.9.100, 192.9.48.5

> set type=MX

> sun.corn

Server: teaml.mcs.marinform.ru

Address: 195.5.151.50

sun.corn preference = 40, mail exchanger = mars.sun.com
sun.corn preference = 50, mail exchanger = dollar.usec.Sun.
sun.corn preference = 60, mail exchanger = franc.usec.Sun.
sun.corn preference = 5, mail exchanger = saturn.Sun.
sun.corn preference = 10, mail exchanger = mercury.Sun.
sun.corn preference = 20, mail exchanger = venus.Sun.
mars.sun.com    internet address = 192.9.22.1
dollar.usec.Sun.     internet address = 192.9.51.3
franc.usec.Sun.      internet address = 192.9.51.4
saturn.Sun. internet address = 192.9.25.2
mercury.Sun. internet address = 192.9.25.1
venus.Sun.   internet address = 192.9.25.5
> exit

  NSLOOKUP     
 .    ,  
  NSLOOKUP,    HELP.

       DNS   -
   RFC: 1032, 1033, 1034, 1035, 2052, 1996, 1995, 1912,
1886, 1876, 1816, 1794, 1788, 1713, 1712, 1706, 1703, 1664, 1612, 1611, 1591,
1536, 1535, 1530, 1529, 1528, 1519, 1517, 1464, 1401, 1383, 1183, 1136, 1101,
974, 921, 920, 897, 881, 799, 756, 752.