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Question:
(a) In relation with a cellular network architecture, describe the following terms:
(i) Clusters (ii) Pico cells (iii) Nano cells (iii) Cell breathing
(b) What is the HO_Margin and how does it optimise handovers in cellular networks?
(c) Describe how a Mobile Terminating call, from a PSTN phone, is processed in a GSM network. Explain your answer with a diagram.
(d) Describe the different type of handovers available in UMTS and state which ones are soft or hard handovers. Explain your answer with a diagram.
When you move the NIC cards from one PC to another PC, does the MAC address gets transferred as well? Yes, that's because MAC addresses are hard-wired into the NIC circuitry, n
Difference between Unicast and Anycast Unicast: An identifier for a single interface. A packet sent to a unicast address is delivered to the interface identified by that addres
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
What is Frequency diversity Due to the transmission is spread out over a larger bandwidth, frequency-dependent transmission impairments, like as noise bursts and selective fadi
a) Used for sending e-mail. b) Uses port 25.
Q. Show the RS232 Logic Waveform ? RS-232 Interface Three most important wires for the Serial interface Transmit - Pin 2 Receive - Pin 3 Ground - Pin
Fixed version of rdt 2.0 rdt 2.1 The rdt 2.1 sender and receiver FSM each now have twice as many states as before. This is because the protocols state must now refle
What is Network Server? Network Server is a computer in Network that is designated to give one or more network service. For instance file server, database server etc.
Can you define the concept of Congestion
The "ipx delay number" command will permit an administrator to alter the default settings. Explain the default settings? Ans) For LAN interfaces, one tick; for WAN interfaces, s
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