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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.
IEEE 802.4-Token bus Physical line or tree however logical ring. Stations know "left" as well as "right" stations. One token "passed" from station to station. Only station with
distortion
Suppose there are exactly five packet switches (Figure 4) between a sending host and a receiving host connected by a virtual circuit line (shown as dotted line in figure 4). The tr
Can you describe RSVP?
Problem 1: (a) Briefly explain each of the following wireless standards: (i) WiFi (ii) WiMAX (iii) 3G. Problem 2: (b) Bluetooth is an industrial specific
Control Frames for Lost Tokens If station goes down ... token lost Predecessor listens for data frame or token Noticing none, retransmits token Sends whofoll
Explain Wiretapping?
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
Q. What is data link of osi model? - The data link layer offers access to the networking media and physical transmission across the media and this enables the data to locate it
We studied Dijkstra's link-state routing algorithm for computing the unicast paths that are individually the shortest paths from the source to all destinations. The union of these
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