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This exercise examines deterministic packet selection. Assume that the packet header contains spaces for routers to enter their IP addresses.
a. Suppose the header contains space for 30 router addresses. Initially, these spaces contain all zero bits. As the packet passes through a router, the router inserts its IP address into the first available location in this space. If there is no room left (because the packet has passed through 30 routers), the router does not insert its address. Describe how an attacker could conceal the route that the packet takes as it travels to its destination.
b. Now suppose the header uses variable-sized space for a list of router addresses. Initially, no router addresses are attached. As the packet passes through a router, the router adds its IP address to this list. Would this prevent the attack in your answer to part (a)? Why or why not? What other problems would this variable-length router address field cause?
What are the psychological factors affecting human computer interaction. (at least 400 words)
Define the matrices: A = [12 16 4;23 1 21;9 10 1] and B = [2 7 14;3 11 2;-9 10 12]. Perform matrix multiplication AB. Perform matrix multiplication BA. Are the answers from Parts (a) and (b) the same? If yes, explain why. If not, explain why. Find th..
Imagine you are a consultant for Fantasy Software, a small company of ten employees. The company needs to integrate Android mobile devices into its work. The company has asked you to develop the deployment plan.
Write an arithmetic unit and related self testing in MIPS assembly as following. Put all the source codes in a directory and compress them into a zip file and upload. Grader should be able to download your zip file, unzip it and directly load it i..
Describe the cons of online social network sites. Do not do this for each site; but, in general, describe them for any site.
Mutation, where one symbol is replaced by another symbol. Note that a mutation can always be performed by an insertion followed by a deletion, but if we allow mutations, then this change counts for only 1, not 2, when computing the edit distance.
essay about a failure mode and effects analysis
Solve the following problems using linearity of expectation. . (For each problem you will want to think about what the appropriate random variables should be and define them explicitly.)
Is the functional operational strategy of finding more customers the responsibility of marketing, human resources, operations, or finance?
This assignment is to summarize everything that we have addressed in the XML Applications course, and provide a mechanism to demonstrate your knowledge in a pragmatic way.
What are the reasons for an error message not being displayed while developing struts application?
Scenario You have two VPN servers. One is located in the main corporate office and the second is located at the backup site. You want to provide centralized authentication and logging. What will you do and why?
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