HOW DNS WORKs

Before going to the DNS server concepts , first we are going to Know about the name Systems:

Computer Names :

NETBIOS NAME:

NETWORK BASIC INPUT OUTPUT SYSTEM
NETBIOS NAME IS ALWAYS IN CAPS LETTER

MAX LENGTH : 15 CHARACTERS

TOTAL MAX LENGTH: 16 CHAR

16TH CHA IS HIDDEN AND USED AS A SERVICE CALL.

HOW TO CHECK YOUR NETBIOS NAME?

How to enable/disable netbios over tcp/ip ?

by default your computer name is Netbios name also called full computer name

What is DNS name :  ?
DNS name is a full computer  name used by new os default.

example :   mypc.mydomain.com
this name is called dns name. that is uniquely identified a computer on domain.

DNS name is also called internet names that is used on internet or domain