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Given the narrow (usable) audio bandwidth of telephone transmission facility, a nominal SNR of 56dB (400,000), and a distortion level of <0.2%,
a. What is the theoretical maximum channel capacity (Kbps) of traditional telephone lines (POTS)?
b. What is the actual maximum channel capacity?
Determine the theoretical maximum channel capacity (Kbps) of traditional telephone lines (POTS)? Will that be the actual maximum channel capacity?
Assume that sender sends silence suppressed RTP stream of G.711 audio to receiver (G.711 is the name of standard for 64Kbps PCM). Outline algorithm which uses sequence numbers and time stamps of RTP packets to find out beginning of new talk spurt?
Assuming that switches user store-and-forward packet switching, what is the total end-to-end delay to send a packet of length L? (Ignore queuing, propagation delay, and processing delay.)
A frame rate of 30 fps, and 8 bits for quantisation of each pixel. What is the required bandwidth for the transmission of the uncompressed video stream?
Large wide area network covers United States and has multiple nodes in evey state. Node in Denver crashes completely. How do other nodes in the country determine about the crash if RIP is used? If OSPF is used?
Assume that routers were subjected to conditions which might cause them to fail fairly often. Would this argue in favor of a VC or datagram architecture? Explain why?
Define and describe the OSI model, TCP/IP protocol, File transfer protocol, or wireless workstation giving examples of its usage and explaining its' background and history
What is the relationship between individual characteristics and job satisfaction?
Assume that we are working on a workstation with an instruction rate of 500 MIPS. How many instructions can the processor execute between the receipt of each individual bit of the message?
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..
Describe what is the biggest problem in routing security also discuss political feasibility and what factors go into determining whether something is politically feasible in an organization
As the data center manager for your organization, you have been asked by the CIO to provide a short presentation on the advantages and disadvantages of replacing old servers with new servers.
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