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Problem
1. Explain the term Switching. Describe the following Switching Mechanisms
a) Circuit Switchingb) Packet Switchingc) Message Switching
2. Define the terms Error Detection and Correction with respect to Data Transmission. Also explain the following concepts with respect to Error Detection and Correction
a) Parity Bitsb) Single Bit Error Correction Techniques
Sonet Devices STS Mux or DMux either multiplexes signals from multiple sources into an STS or demultiplexes an STS into different destination signals. Regenerator is a repea
Q. What is network layer of osi model? - Describe end-to-end delivery of packets. - Defines logical addressing thus that any endpoint can be identified. - Defines how ro
WAN -Wide Area Network
Unbound Transmission Media Unbound transmission media extend beyond the limiting confines of cabling. They give a good communication alternative for WANS. The lack of physical
Q. Use of Infrared? - Frequencies among 300 GHz and 400 THz - Short-range communication - High frequencies can't penetrate walls - Necessitate line-of-sight propagati
Distance vector-based routing algorithms (also called as Bellman-Ford algorithms) pass periodic copies of a routing table from router to router. Regular updates among routers commu
What is ICMP? ICMP is Internet Control Message Protocol. It gives messaging and communication for protocols within the TCP/IP stacks. This is also the protocol that manages err
Q. Comparison and Contrast between the OSI and TCP-IP Model? This presentation would discuss a few comparison and contrast between the 2 main reference models which use the con
The LAN switch copies the whole frame into its onboard buffers and then looks up the destination address in its forwarding, or switching, table and verifies the outgoing interface
Q. What is Cross over cable? - Cross the critical pair to properly transmit, align and receive signals on devices with like connections. - Pin 1 connected to pin 3 as well a
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