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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.
802.11 DSSS a) Direct sequence spread spectrum in a 2.4 GHz band b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer c) Se
Different layers of OSI Model ?
What are the key elements of protocols? The key elements of protocols are a. Syntax It refers to the structure or format of the data that is the order in which they a
Data Sharing One of the most important uses of networking is to allow the sharing of data. Before networking was common an accounting employee who wanted to prepare a report f
By using this command Router(config)# no cdp run we can disable CDP on the entire Router
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
Switching via memory Traditional computers with switching between input and output being doen under direct control of the CPU input and output ports functioned as tr
Q. Building a Defense in networking? When building a defense you must use a layered approach that includes securing - The network infrastructure the communications protocol
What are the functions of the typical server program? Ans) It waits for client-initiated requests. Implements many requests at the similar time. Takes care of VIP clients first.
Q. What is Transmission Media? - Actually situated below the physical layer - Directly controlled through the physical layer - Data should be converted into electromagnet
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