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Suppose that Dell's headquarters are in Austin, Texas and it has five producing plants and two customer service centers scattered in different locations across United States. All these business units require to coordinate their activities to effectively sell and distribute Dell products to customers, and support them following sales. Also suppose that Dell has a special relationship with Intel, its chip provider headquartered in Phoenix, with which it wishes to exchange order transactions and other information privately and securely. Information exchange must only take place between choose few Dell headquarters personnelin Austin and Intel employeesin Phoenix. Explain the data communications and network infrastructure which Dell must put to manage its internal communications and external communications with Intel.
You have been hired to aid troubleshoot a network. Users in this customer site have being experiencing intermittent problems.
Suppose that initial values of cache tags and cache lines are completely arbitrary, illustrate which accesses will lead to hit, and which will cause to miss.
You are hired to design an IP addressing scheme for five departments that will give security and access to Internet. Each department requires between 1,500 - 2,000 IP addresses.
Write down some popular reconnaissance tools?
A typical signal sequence in synchronous connection contains significant amount of information in addition to just intended message or data.
Determine how many CD-quality music channels can be transmitted simultaneously over the 10-Mbps Ethernet, assuming that no other traffic is performed on same network and ignoring overhead?
Suggest network design to support requirements of Silfinate Company following this move. Give your colleagues with feedback on their designs.
Consider yourself as the network security technician. Your internetwork connects six buildings through fiber links. You have experienced the numerous attacks on your corporate Web server.
Assume it wishes to create four subnets from this block, with each block having same number of IP addresses. Determine the prefixes (of form a.b.c.d/x) for four subnets?
How could you interconnect the two areas? Assuring that the network has immunity from the interference; re-evaluate your choice explaining the best medium(s) to utilize.
What is bandwidth required (in bps) if synchronous time division multiplexing is used, along with standard analog-to-digital sampling rate, and each sample is converted into 8-bit value?
XYZ is multi-billion company having 24 departments and each department consisting no more than 750 hosts. Design the IP network based on the requirements stated above.
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