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LOW-Earth Orbiting have more advantageous in Mobile based communication devices like PDAs, Cell phones and automobile communications. The LOW-Earth Orbiting is a satellite of orbit of few hundred miles. It takes very less time for taking the round trip, as are the power requirements for earth-bound communication devices. The LEO earth orbit moves very fast due to their orbit. So due to this reason the fleet surface is needed to maintain the communications. When LOW earth orbit moves out of area the other one moves in.
What is Synchronous TDM? In STDM, the multiplexer allocates exactly the same time slot to every device at all times, whether or not a device has anything to transmit.
(i) Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. a) Calculate the efficiency of stop-and-wait ARQ in
QUESTION (a) What are the problems with IPv4 on today's Internet and how does IPv6 solve these problems? (b) Describe at least three ways in which IPv6 is more efficient tha
explain shortest path routing in detail
The original IP address procedure divides host addresses into three base classes. The class of an address calculates the boundary between the network suffix and prefix. The origina
Options The options fields may be used to provide other functions that are not covered by the header. If the length of the options field is not a multiple of 32 bits
What are the disadvantages of Star Topology? The disadvantages are considered as follows: a. Needs more cable than most topologies. b. Moderately complex to install.
SWITCHING: A switched LAN has a single electronic device that sends frames among the connected devices. A hub with several ports simulates a single shared phase. However a swi
Question 1 Discuss on the characteristics of agents 2 Belief, Desire and Intention architecture is the most popular agent architecture. Procedural Reasoning System (PRS) is
Computer Networks A computer networks can be defined as set of computer that interact among the individual computers sharing resources or information. Reference models
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