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Q1) Consider an error-free 256 kbps satellite channel used to send 1024-byte data frames. Assume that each frame is acknowledged with a short ACK that is sent in a separate channel. What is the maximum throughput if the sender is using a window size of 1, 7, 15, 127? What is the smallest window size that is large enough to optimize the throughput?
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?
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?
Suppose a propagation speed of 100 km/hour. Assume caravan travels 150 km, beginning in front of tollbooth. Calculate the end-to-end delay.
Outline the difference between an intranet and an extranet A programmer is trying to produce an applet with the display shown in Figure 1 below such that whenever one of the checkboxes is selected the label changes to indicate correctly what has..
Explain best option for VPN access for employees to remotely access the Ocper, Inc. network and describe your reasoning.
List some of the basic requirements for the data communications and networking required to support the business information needs? Discuss in scholarly detail. Your answer should be of 300 words.
What is the social effect of online social networks? 200 words Describe an experience in facebook. at least 100 words.
Is there any protocol which you and Luke can use to avoid defeat? If not, describe why not. If there is protocol that would work, describe it.
You have been hired to give advice about use of cryptography to the developer of new two products within a company. Group A is developing a product which will encrypt each user's data before storing it on the hard disk,
Your task is to design the network for the public network and select how to connect the two networks together.
Write down some popular reconnaissance tools?
In using wireless networking and WEP enabled phone, how is security important? would you trust the methods that exist today to secure these technologies?
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