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Assume the application creates chunks of 40 bytes of data every 20 msec, and each chunk gets encapsulated in TCP segment and then IP datagram. Determine percentage of each IP datagram will be overhead and percentage will be application data? Illustrate all computations required.
What do you consider the single most important reason to pay attention to faulty terminations and excessive horizontal wiring spans? Why is it critical to label patch cables, ports, and data jacks?
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.
You are hired to design, program and implement the PCS system which management calls the Sales and Inventory Management System.
Calculate its nearest neighbor distance DMIN and farthest neighbor distance DMAX. Calculate ratio r = DMAX/DMIN. Repeat this 100 times for each d, and report he average r for each d in a table.
In second strategy, packets are not acknowledged individually, but whole file is acknowledged when it arrives. Explain the two approaches.
You have been contracted to make a network for a multimedia development firm which currently uses 10-Mbps Ethernet network. Company needs a high-bandwidth network for multimedia team.
Try to create a technique which will allow Arnold to establish a TCP connection with Bernard without application-specific NAT configuration. If you have difficulty devising such technique, explain why.
Suppose users share a 1Mbps link. Also suppose each user requires 100Kbps when transmitting, but each user transmits only 20% of the time. When circuit switching is used, how many users can be supported?
Identify each of the blocks commonly employed and utilize an analogy to sending a physical package to explain what each block does.
What is the bandwidth required (in bps) if synchronous time division multiplexing is used, along with the standard analog-to-digital sampling rate, and each sample is converted into an 8-bit value?
It is significant to know what issues are for encrypting data in the database. Comment on what you think is most significant obstacle to encryption. Describe your position.
Subnet a class C network into subnets using 2 of the resulting new Network IDs Diagram a woring LAN depiting the two newnetworks.
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