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What is ICMP, ARP, Multicast, Broadcast ? 

Posted in BlueTooth Interview Questions

ICMP:internet control message protocol

for PING command dis ICMP packets will come

ARP:ADDRESS RESOLUTION PROTOCOL

To see the properties of TCP/IP protocol, means like if v want to know odar ssystem MAC address it ll b use ful

in dis (arp -a) and (arp -s) commands r der

MULTI CAST:

class D is useful 4 multi casting

Broad casting

if all HID portion bits ones dat s broadcasting

the ICMP is the protocol which is used while checking the connectivity using ping command.

ARP protocol is used to find the mac address in the LAN network by sending an broadcast.

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