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Which layers are user support layers?
Three layers are come under user support layer:-
a. Session Layer
b. Presentation Layer and
c. Application Layer
Q. Explain about Bandwidth – delay product? Bandwidth - delay product - A measure of competence of ARQ system = bandwidth (bits per second) * round-trip delay (in seco
Network Protocols In computer networks communication occurs between the entities in different systems an entity is anything that is capable of sending or receiving
Q. What is Parabolic Dish Antenna? - Incoming signals means that the Signal bounces off of dish and is directed to focus - Outgoing signals signifies transmission is broadca
5. Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frame are 25 bytes long. Calculate the efficiency of Stop-and-Wait ARQ in a system t
Q. Show Coaxial Cable Connectors? - A most common is barrel connector (BNC) - T-connectors are utilized to branch off to secondary cables - Terminators are necessary for
On a lan where are ip datagram transported?
Q. Explain Simple Mail Transfer Protocol? Electronic Mail -Simple Mail Transfer Protocol (SMTP) is used to support email on the Internet -Addressing consists of two pa
List the advantages of ARCNet. Here are some of the ARCNet's benefits: 1. It is extremely reliable. 2. ARCNet is simple to install and troubleshoot. 3. It has an exce
How to protect computer Hardware by threats The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.
Can you give an overview of the components in IPSec?
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