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The Data link layer performs the following: Responsible for physically passing data from single node to another. Translates messages from the upper layers into data frames and adds customized headers having the Hardware destination and source address.
Thus now you know how packets travel from one computer to another computer over the Internet. however what's in-between? What in fact makes up the Internet infrastructure or backbo
explain layered protocol architecture
What is Microwave? Microwaves have been used in data communications. Microwave has a higher frequency than radio waves and thus can handle larger amounts of data.
What is Frequency borrowing In the simplest case, frequencies are taken from adjacent cells by congested cells. The frequencies can also be assigned to cells dynamically.
NICs AND NETWORK HARDWARE: NIC is create for one kind of physical network. For example Ethernet interface may not be needed with token ring and similar ATM interface cannot b
Describe networking. Networking refers to the inter connection among computers and peripherals for data communication. Networking can be done using wired cabling or by wireless
What is a jam signal A jam signal is broadcasts to network by the transmitting stations that detected the collision to ensure that all stations know of the collision. Every st
What is Redundancy? The method of including extra information in the transmission solely for the purpose of comparison. This technique is known as redundancy.
network design for company
Can you describe the concept of OSI layer
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