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Q. Illustrate Stop-and-Wait Automatic Repeat request?
- Simplest flow as well as error control mechanism
- The sending device keeps a duplicate copy of the last frame transmitted until it receives an acknowledgement
- Frames signifies alternately numbered as 0 and 1
- ACK for frame0 = ACK 1 and for frame1= ACK0
- Out of order frames as well as erroneous frames are discarded and no ACK is sent
- Control Variables
Half duplex is analogous to a one a lane bridge, it can handle traffic in both directions but no at the similar time.
Explain Bus Topology. The physical Bus topology is the easiest and most widely used of the network designs. It having of one continuous length of cable (trunk) and a terminatin
Managing and Securing the Web Utility of the Router Step 1: Configure web access. Navigate to the Administration section. Change the router password to cisco. For Web Uti
Describe EBGP and IBGP?
Encryption/decryption using by SSL Once a session is established, the SSL generates a session key using public-key encryption to exchange information between the client and ser
Thinnet Characteristics Shorter range (185 meters) as well as smaller capacity Bus topology LAN Connectors and cables include: thin coaxial cable, NICs and BNC-T
There are two kinds of characteristics in case of network performance. Delay Throughput
explain shortest path routing in detail
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
What is Applets Little programs that can make the Web pages more aesthetically beautiful by means of animations, text, and graphics moving across the screen.
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