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Q. Show the Go-back-N - Control Variables?
- S- holds the series number of the recently sent frame
- SF - holds sequence number of the first frame in the window
- SL - holds the sequence number of the last frame
- R - sequence number of the frame expected to be received
Determine about the Complete and proper security Complete and proper security configuration and administration is indeed a complex issue. One should think carefully about the
Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. Calculate the efficiency of stop-and-wait ARQ (a) Transmits a
The Network Interface Layer The functions of the data link layer and the physical layer of the OSI model have been combined into a single layer called the network in
Q. Describe about Data Communications? - Data - Information presented in whatsoever form is agreed upon by the parties creating and using the data - Data Communications - ex
Overview Create a prototype web site for the "Computer Superstores" company. Your site should use effective navigation features and demonstrate good structure for accessibility
IEEE 8021.d Spanning Tree Protocol (STP) was developed to stop routing loops in a network. If a router, switch, or hub has more than one path to the similar destination, a routing
Router#setup is the command to run 'setup'
what are the main problems of signal propagation?why do radio waves not always follow a straight line?why is reflection both useful and harmful?
What is one basic requirement for establishing VLANs? A VLAN needs dedicated equipment on each end of the connection that permits messages entering the Internet to be encrypted
Explain the working of Transceivers Transceivers are used to connect nodes to the several Ethernet media. Most computers and network interface cards having a built-in 10BaseT o
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