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Tag Archives: Computer Networks-Network Layer

Before starting our topic we have to know about some basic things about computer networks and the role of BPDU in computer networks: What is… Read More
VPN generally Stands for Virtual Private network. Its job is to ensure the safe delivery of data across public networks. By doing this, it allows… Read More
1. Routable Protocol : A Routable protocol is a network protocol which carry data from one network and it go through the router to succeed… Read More
Generic Routing Encapsulation is a method of encapsulation of IP packet in a GRE header which hides the original IP packet. Also a new header… Read More
OLSR stands for Optimized Link State Routing Protocol. In this, each node periodically floods status of its links. Each node re-broadcasts link state information received… Read More
Packet Layer Protocol (PLP) is basically Network Layer Protocol for X.25 protocol suite and handles the virtual circuit. It also provides multiplexing capability. This layer… Read More
Network layer is the third layer in the OSI model of computer networks. It’s main function is to transfer network packets from the source to… Read More
1. Second Generation (2G) : 2G mobile network is based on GSM(Global System for Mobile Communication). This technology was developed in Finland in 1991. Messages… Read More
Before starting off with this article make sure you know the basics of Subnetting and Classless Addressing. 1. Fixed-Length Subnet Mask : When a block… Read More
Routers are essential networking devices that direct the flow of data over a network. Routers have one or more input and output interfaces which receive… Read More
Datagram Delivery Protocol (DDP) is a member of the AppleTalk (AppleTalk is a set of local area network communication protocols originally created for Apple computers.)… Read More
WPA stands for Wi-Fi Protected Access. It’s a type of security protocol for wi-fi accessing developed by the Wi-Fi Alliance to secure wireless computer networks.… Read More
Network layer is majorly focused on getting packets from the source to the destination, routing error handling and congestion control. Before learning about design issues… Read More
Routers: A Router is a networking device that forwards data packets between computer network. This device is usually connected to two or more different networks.… Read More
1G stands for first-generation and 2G stands for second-generation are the 2 generations of mobile phones. 1G is the 1st generation of mobile phones that… Read More

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