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Search Internet to discover server-side software which is required to be installed on hospital's servers to support access by your local hospital doctors to patients' information using their cellular phones or PDAs. Explain advantages of server-side software and how it gives mobile users with access to particualr kinds of communications and information. Expalin the security mechanisms associated to server-side software (e.g. AES or Triple DES encryption).
Explain authentication and authorization. Which depends on the other? How and why are these processes more complex in a modern networked organization.
Describe Quality of Service (QoS) and explain the motivation behind QoS Referring to the diagram below, configure Routers 1, 2, and 4 with Internet Protocol (IP) addresses, and ping between them to test connectivity. Write down complete commands..
Assume that routers were subjected to conditions which might cause them to fail fairly frequently. Would this argue in favor of VC or datagram architecture? Why?
Let N users participating in audio/video conference using IP multicasting. Each user is equipped with microphone, a camera, and speakers. How many distinct canonical names are required?
When people explain client-server architecture, they are usually referring to a system in which a large server is serving a client on a PC. With X Window, reverse is frequently the case. Explain
The main memory of a computer is organized as 128 blocks, with a block size of 16 words. The cache has eight block frames. Illustrate direct mapping and address bits that recognize the tag field, the block number, and the word number.
Assess illustrate why technical means to guarantee data confidentiality depend upon trust.
In the TS RemoteApp Manager console, there are currently two warning indicators showing in the Overview area. Will any of these warnings make it impossible to access your RemoteApp applications from your partner server?
SNMPv1 is the most commonly used version of SNMP even though it provides little support for security. Why not change to another version of SNMP?
Assume that N Ethernet stations, all trying to send at same time, need N/2 slot times to sort out who transmits next. Describe available bandwidth as function of N.
Provide an example explaining the best use of Virus, Encryption, VPN, Firewall securities, when and why?Which security areas you are using and applying to your securities? Also explain why?
Individual employees also should be able to control resources their own machines. Would you select peer-to-peer, a server-based, or a hybrid network? Explain why?
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