Saturday, 9 January 2016

What is the DHCP & DNS


Hellow friend today we will learn about the DHCP & DNS network protocol.

(DHCP Dynamic Host Configuration Protocol)
DHCP is a network protocol that is used to assign various network parameters to a device. This greatly simplifies administration since there is no need to assign static network parameters for each device separately. DHCP is a client server protocol. A client is a device that is configured to use DHCP to request network parameters from a DHCP server. DHCP server maintains a pool of available IP addresses and assignes one of them to the host. A DHCP server can also provide some other parameters, such as:

1 Subnet mask
2 default gateway
3 domain name
4 DNS server
Cisco routers can be used as a DHCP server.

(DNS Domain Name system)
DNS is a network protocol used to translate hostnames into IP addresses. DNS is not required hostnames into IP addresses. DNS is not required to establish a network connection but it is much more user friendly for human users than the numeric addressing scheme. Consider this example. you can access the Google homepage by typing74.125.227.99, but it is much easier just to type www.Google.com.
so this is all about the DHCP & DNS and thanks for reading.

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