Subnet Masks
An IP address has two components, the network address and the host address. A…
Types of Line Coding
I. Unipolar Scheme: In a unipolar scheme, all the signal levels are…
Line coding
Line coding refers to the process of converting digital data into digital…
Transmission Medium
Transmission Mediums in Computer Networks Data is represented by computers and other…
Transmission impairments
Transmission Impairment in Data Communication In communication system, analog signals travel through…
Network Architecture
Computer Network Architecture Computer Network Architecture is defined as the physical and…
Classification of Computer network
Types of area networks – LAN, MAN and WAN The Network allows computers to connect…
Criteria for a Data Communication Network
The major criteria that a Data Communication Network must meet are: Performance…
Ethernet Learning Algorithm
Traditional Ethernet switches use datagram forwarding as described in 1.4 Datagram Forwarding;…


