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Consider a simple telephone network consisting of two end offices and one intermediate switch with a 1-MHz full-duplex trunk between each end office and the intermediate switch. Assume a 4-kHz channel for each voice call. The average telephone is used to make four calls per 8-hour workday, with a mean call duration of six minutes. Ten percent of the calls are long distance. What is the maximum number of telephones an end office can support?
Hypothetical company (make up one for this problem) for your system (for example: operating system) that you are trying to certify at the TOP SECRET level?
Compare the time for a query and response for a complete DNS query and response (to all required nameservers) if M=1, M=2, and M=3.
Describe how relative speed of 100BaseT LANs used at each location compares to accessing WAN link between two sites.
Explain the relationship between privacy and IT. Describe some of the threats to information security and some of the measures you can take to protect information resources.
Let RTP session comprising of four users, all of which are sending and receiving packets to same multicast address. Find out RTCP bandwidth will each sender be allocated?
Explain these generic and VoIP specific issues. What are the risks? How are these threats being addressed? What can you do as a manager?
England and lies on ocean floor. This fiber-optic line has reached capacity. What alternatives can telephone company consider to increase capacity?
Subnet a class C network into subnets using 2 of the resulting new Network IDs Diagram a woring LAN depiting the two newnetworks.
As web developers, we must find out which scripting language is supported by the web server to understand what kind of rights and privileges we must take into account.
Create several duplicate scenarios and modify the interarrival times for all the Ethernet stations to 0.0008, 0.002, 0.003, 0.005, and 0.006, respectively.
Explain in scholarly detail role of telecommunications operations functions in Telecommunications Asset Life Cycle Model concept?
The issues is pharmaceutical(drugs), explain how you would deal with one of the situations listed below which has brought you project to an abrupt stand still, the employer is supposing No responsibility, and wishes you to work it out.
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