what is the function of DHCP?

Answer Posted / awadhesh kumar

DHCP stand for Dynamic Host Configuration Protocol. This
Protocol is used to configure the DHCP clients computer.
Mainly two things are always handed by the DHCP
configuration:(1) the IP addresses and second on is subnet
mask.
DHCP also configure clients with optional values, such as
default gateway,dns server address, and wins.

Functions:-
First of all DHCP clients broadcast DHCP discover message
to the DHCP server. The message contains the MAC address
and NetBIOS name of the client. Then DHCP server recieving
the broadcast discover message . Then DHCP server send a
DHCP offer message to the client computer. This offer
contains the IP address, subnet mask, lease period. Then
DHCP client select this offer and then broadcast a request
message to the DHCP server. Then finally DHCP server
recieve this request and sends a acknowledgment message,
called DHCP PACK, back to the client. It contains the IP
address, Subnet mask, and other information. Also contains
the lease period.

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