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Principle purpose of this lecture is to describe on Frame Relay and Packet-Switching Networks. Packet-Switching Networks includes: Switching Technique, Routing and X.25. Frame Relay Networks

Basic objective of this lecture is to describe on Multiple Access Strategies for Sharing a Communication Medium. Most networks are shared medium,

This lecture briefly describe on data link layer issues. Network hardware can be categorized into two types: Circuit-switched (telephone) and Packet-switched (Ethernet, ATM

Major objective of this lecture is to describe on Connecting Devices. Here explain some Connecting Devices like Layer 1 (Physical) Devices: Repeater

General objective of this lecture is to explain Layered Architectures. Here briefly describe schemes for Organizing the Responsibility of Networking

General purpose of this lecture is to describe Internet Implementation tips. The network protocols upon which application-level protocols are built, like, HTTP,

Major objective of this lecture is to describe Internet History.  Internet was Developed by Advanced Research Projects Agency (ARPA). Became a useable

Principle purpose of this lecture is to explain Network Properties. here briefly describe some important Network Properties, like; Scope, Scalability, Robustness, Self-Stabilization, Autoconfigurability, Safety, Configurability, Determinism, Migration etc. This