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Q. Explain about Virtual Circuit Switching?
Virtual Circuit Switching
- All packets belong to a message (or) session is preserved.
- Single route is selected between source/destination.
- All packets obtain that route to reach destination.
- It requires a call setup to establish a virtual circuit. (Either permanent or switched type)
- Uses virtual circuit identifier for routing.
Need for standards - Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatib
What is the basic difference between latches and flip flops? Ans) flip flops have clock signal whereas latches dont require anyclock pulse..
Which form of PPP error detection on Cisco routers monitors data dropped on a link? Ans) The Quality protocol monitors data dropped on a link. Magic Number avoids frame looping
CONNECTION TO PACKET SWITCHES: A packet switch many join to devices and to other packet switches. But the speeds are different in both parts. There are typically high-speed j
Q. Show Example on Check Sum? Data: 10101001 00111001 Computing Checksum: 10101001 00111001 --------------- Sum 11100010 Receiver Side: 10101
What is Explicit congestion signalling In general way, for explicit congestion avoidance, the network alerts end systems to growing congestion within the network and the end sy
Error detection and correction The digital traffic stream of second generation systems also lends itself to the use of error detection and correction methods. The result can be
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MPMM is a Project Management Methodology which gives a complete "framework" for managing projects. This framework gives you with a step-by-step walkthrough of the phases, activitie
How can the use of NAT and PAT, be considered a security mechanism? Research the acronym(s) if it is not a part of your collection.
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