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What are the key functions of data link layer?
Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer is utilized by data link layer. Major function of data link layer is framing and media access control.
CAM- Content Address Memory. Its another name of MAC address table.
Connections in ATM are known virtual circuits or virtual channels These are known virtual, since connections are created in ATM by starting values in memory locations (tables) in A
How optimal MTU size is measured
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
State about transcontinental ?ber A transcontinental ?ber link may have many gigabits/sec of the bandwidth, but latency will also be high due to speed of light propagation abov
Shortest path The dijkstra algorithms four steps to discover what it called the shortest path tree . a.The algorithm beings to build the tree identifying its root.
State the statements about PPP and SLIP for WAN communications? Ans) a) PPP uses its Network Control Programs (NCPs) component to encapsulate many protocols. b) SLIP
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
Computer Networks 1. Differentiate WAN and LAN. 2. Describe the TCP/IP Reference Model with diagram. 3. Explain Circuit switching and message switching. 4. List the fu
Error Detecting Code - Parity bit: The general idea for achieving error detection and correction is to add some redundancy (i.e., some extra data) to a message, which receiver
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