1.

2. , . . , , . 3. .

(LAN - Local Area Network)

4. (MAN - Metropolian Area Network) 5. (WAN - Wide Area Network) 6. . : 8-12 . 7. . (, , ) . 8. (, ) . , . : Microsoft, MSN . 9. (WAN, Internet) , . , , . 10. : , . , , , . : , .