Packet switching technology today has become a highly technical and potentially important in the telecommunications field because it allows the use of telecommunication resources in a most efficient way. Packet switching can adapt to many types of services and the requirement of the user. In the world today, packet switching networks is also being developed so strong and mainly used for data communication services between computers. However, packet switching also are expressing the effectiveness and attractiveness of it for other telecommunications services such as telephony, Video and other broadband services.
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