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1. List five nonproprietary Internet applications and the application-layer protocols that they use.
2. What information is used by a process running on one host to identify a process running on another host?
3. List the four broad classes of services that a transport protocol can provide. For each of the service classes, indicate if either UDP or TCP (or both) pro-vides such a service.
4. Why do HTTP, FTP, SMTP, and POP3 run on top of TCP rather than on UDP?
5. Skype uses P2P techniques for two important functions. What are they?
6. For the client-server application over TCP described in Section 2.7, why must the server program be executed before the client program? For the client-server application over UDP described in Section 2.8, why may the client program be executed before the server program?
Explain what is meant by "split tunnel" VPNs. Explain the purpose of using this technology over other types of VPN technologies. From a security perspective, analyze how a remote user using split-tunneling to gain access to the corporate network ..
1.outline a plan for the development of an addressing and naming model in an environment of the following scenarioa.ten
You need to research the elements of a multilayered security plan and to create a detailed outline. Your outline should indicate one or more general security solutions for each of the seven domains of a typical IT infrastructure.
The discussions should include costing for any additional equipment required and installation costs to provide desired highest quality coverage - partially because the requirements are not precise, you will need to make a number of assumptions. T..
Create a detailed diagram or set of diagrams to show how the letter A is transmitted in an electrical, light, and radio wave. Show the similarities and differences between how data is transmitted in these three processes
A certain data transmission protocol the parity error detection concept is used. what does this mean?
1.online bankingwhat special consequences do you foresee from information security breaches confined to online retail
Discuss how Digital Media has transformed how organizations advertise and market their products and services. Include a historical (before and after digital media). Support your discussion with reliable sources.
sources must be cited in apa format. nbspyour response should be a minimum of one 1 single-spaced page to a maximum of
Describe at least three different networks (computer or data communications) which you access or interact with on an average day.
You are using BGP-4 in WAN between AS1, AS2, and AS3. Explain in plain text or as BGP-4 policy statement how you would: Allow AS3 to communicate with AS1 but not allow AS2 to communicate with AS1.
Which WAN technology increases the data capacity of fiber optic networks such as SONET and SDM by assigning incoming optical signals to specific frequencies of light (wavelengths) within a frequency band?
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