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What are the benefits of wireless devices One benefit is that if everyone uses standard, everyone can talk to anyone. Another benefit is that extensive use of any standard will
Routing Principle The principle criterion of successful routing is of course correctness but it not only criterion. You might prefer to take the most direct route ( the one
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
Fragmentation - Wireless environment is very noisy - Corrupt frames must be retransmitted - Large frames must be divided into smaller ones to increase efficiency
Describe the term - License-free operation Users would prefer to buy and operate wireless LAN products without having to secure a license for the frequency band used by the LAN
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PROBLEM WITH BROADCASTING: There are some issues with the broadcast. For each broadcast frame on the network every computer uses computational sources and places the data into
Q. Illustrate Data-Link Layer in osi layers model? Data-Link Layer: This layer takes the data messages or frames from the Network Layer and gives for their actual transmissio
What is Sliding Window? The sliding window is an abstract method that explains the range of sequence numbers that is the concern of the sender and receiver. In other words, he
Q. What is Subnetting ? Subnetting IP addressing is hierarchical First reach a device through its network id (netid) Then reach the host itself using the se
Facebook hacking is only a misguide, as well is illegal and a crime.The hacking cant be teach via books and software.well i will give you hint regarding:the basic way isSocial Engineering:1) computer based social engineering2.) Human based social engineering
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