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Q. What are the Tools sued for Cryptography and Web Security?
Tools - Cryptography
VPN
- remote access
PGP
- email
Dedicated Circuits
-tunnels'
- IPSec
Tools - Web Security
Firewalls
- denial of services vs threats
Remote Access
Human Element
- keeping info in is harder in comparison of keeping people out
Physical Media In order to define what is meant by a physical medium let us reflect on the brief life of a bit. Consider a bit travelling from one end system through a serie
Q. Explain Types of Redundancy Checks? Parity Check Simple Parity Check Two Dimensional Parity Check / Longitudinal Redundancy Check (LRC) CRC (Cyclic Redund
What is Connection-oriented communication Connection-oriented communication can be in three phases. In establishment phase a request is made to set up the connection. Only afte
What is Message Oriented Middleware (MOM)? MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate over n
Wait protocol The wait protocol is used for resolving the conflicts, which arise due to number of multiprocessors demanding the same resource. There are two types of wait prot
Question 1 Discuss the benefits and requirements of VOIP Question 2 Define the following Multicast routing protocol explain in detail with diagram Multicast backbone
Describe how Link-State routing protocols work
What common software problems can lead to network defects? Software related problems can be any or a combination of the following: - Client server problems - Application
Buffering This protocols provides the advantage of buffering to the receiver can buffer any out of order packets after being received by sending acknowledgment when
Token Passing - Token Ring (IEEE 802.5) Needs that station take turns sending data Token passing coordinates process Token is a especially formatted three-byte fr
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