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Determine the result of scrambling sequence 11100000000000 by using one of the following scrambling techniques? Suppose that last non-zero signal level has been positive.
a. B8ZS
b. HDB3 (The number of nonzero pules is odd after the last substitution)
Write client and server, Java Swing application using socket connections which permits the client to specify filename to server in Textfield and server send contents of text file back to client if it exists.
Find out the number of routers the university will require to connect all its buildings to internet (including the main router of the university). Sketch small diagram describing configuration you are suggesting.
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?
Create a network design which accommodates these requirements and keeps costs down. These training environments a maximum of one instructor and 12 students.
Find the RFC that defines the FTP protocol. Take any non text file (e.g. word document, mpg, excel or any application centric file) Segmentation of a file and forming FTP datagrams: Read first 'x' number of bytes and use them as part of payload sect..
You note that peak network utilization occurse at approximately noon, when most of your employees are on lunch break. What could be causing the speak activity?
In using wireless networking and WEP enabled phone, how is security important? would you trust the methods that exist today to secure these technologies?
What kind of network crimes may use P2P networks? Find the most challenging crimes that could be based on P2P networks and write a report on how to do forensic investigations on these crimes.
Include the devices and type of network circuits you would use. You will need to make some assumptions, so be sure to document your assumptions and explain why you have designed the network in this way.
Consider transferring a large file of L bytes from Host A to Host B. Assume a MSS of 1460 bytes. What is the maximum value of L such that the TCP sequence numbers are not exhausted?
Write program to accept a bit string and generates the unipolar, NRZ and Manchester encodings for the bit string. You can use any programming language/platform and generate the output in any appropriate manner.
Explain which concepts are the most significant to consider when designing information security policies and procedures.
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