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Week 1 Quality content (Network Architecture (Security (Confidentiality,…
Week 1 Quality content
Converged network
A single link that can deliver data, voice and video between different type over same infrastructure
Peer to Peer network
Advantage : easy to setup, less complex and low cost
Disadvantages: no centralized administration, not as secure as a client server, non scalable and slower performance.
Network Architecture
Qos
ensure reliable delivery of content for all uses. With the policy, the router can easily manage the floww of data
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Scalability
A network that can expand quickly and easily to support new users and applications without impacting the performance of services to existing users
Lans,Wans, internet
Characteristics of LAN
Spans over a small geographic area, usually administered by a single organisation or individual.
It provides high-speed bandwidth and intermediary devices within the network
Characteristic of WAN
Interconnects LANs over a wide geographical area and are connected using copper wire ,fiber optic cables and wireless transmission
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Internets
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IETF,ICANN and IAB are developed to maintain the internet structure