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QUESTION
a) National regulations require the availability of the following services for all IP to PSTN, PSTN to IP, and IP to IP calls. Name any three types of these features
b) It is often heard that IP Telephony is not secure if media streams are not encrypted. Do you agree with this statement, give valid reasons to support your views
c) Compare UDP and TCP
d) Differentiate between the Transport layer and the Network Layer of the OSI Model
Q. Show the Data Encryption Standard? Data Encryption Standard - Bit-level encryption method designed by IBM - Adopted as standard for nonmilitary and nonclassified us
How does dynamic host configuration protocol aid in network administration? Instead of having to visit every client computer to configure a static IP address, the network admin
Determine the Objectives of computer security Though computerisation helps a lot in proper organisation of experience, it also opens a Pandora's Box simultaneously. On one
Question: (a) Suppose that you are a communication engineer and you have to construct a mobile telephone network with bandwidth W = 4.2 MHz in each link. The data rate is
today, what is the most common or mostly encountered problem in terms of database management system?
What is anonymous FTP? Anonymous FTP is a way of granting user access to files in public servers. Users that are permitted access to data in these servers do not require identi
Question: a) The cpio utility has three operating modes. What are they? b) The characters of the permission string are broken up into three groups of three characters. Ex
Question: With Vout not connected to any additional circuitry, what power is dissipated in the 7 kW resistor?
Primary Function Core network typically providing the followings functionality 1.Aggregation : the highest level of aggregation in a service provider networks. The
What is the function of the OSI Session Layer? This layer gives the protocols and means for two devices on the network to communicate with each other by holding a session. Thi
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