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Transmission Control Protocol - TCP is a connection oriented transport layer protocol with built unreliability. It considers a large block of data and breaks it down into segments. It numbers and sequences every segment so the destination's TCP protocol can re-assemble it back into the original order. TCP uses acknowledgements by sliding windows. It has a large overhead due to build in error checking. The protocol use protocol # 6.
DNS ID hacking The Dns use ID system in order to keep track of each every request and replies. In order to spoof the DNS’s response, the hacker needs to do ID Hacking. In orde
What are different kinds of dynamic protocols?
Enumerate the various internetworking facility 1.) Give a link among networks. At minimum, a physical and link control connection is required. (2) Provide for the routing
To accept its goals, ATM uses fixed, small sized packets known cells. Every cell has 53 octets. VPI/VCI fields shows the cells destination. PRIO say if cell can be discarded CRC
What is Message Oriented Middleware (MOM)? Ans) MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate ove
Q. What are the benefits of layered network? Ans: Basic benefits of layered network are given below: - Complex systems will be broken down into understandable subsystems.
Client Server Architecture There is an always on host called server which provides service requests to many other hosts called clients. In other words client progra
Q. Factors effects the quality of image of monitor? Four factors effects the quality of image of monitor: 1. Phosphor coating: This affects the colour and persistence (Th
Error Detection- 2D/LRC Adds an additional character (instead of a bit) A block of bits is prearranged in a table The Parity Bit for every data unit is calculate
802.11 CSMA/CA a) Wait a DIFS time to avoid collision b) Send RTS and wait for CTS reply to obtain the use of the Medium (air) c) Use of SIFS time for control informatio
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