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OSI Model Facts
The OSI model classifies and organizes the methods that hosts perform to maintain data for transport across the network. You should be familiar with the OSI model due to it is the most widely used method for understanding and talking about network communications. Though, remember that it is only a theoretical model that explains standards for programmers and network administrators, not a model of actual physical layers.
NICs Network interface cards, commonly referred to as NICs are used to connect a PC to a network. The NIC gives a physical connection among the networking medium and the comput
Explain the working of ISDN Stands for Integrated Services Digital Network. It is a way to move more data over existing regular phone lines. ISDN is rapidly becoming availab
Define DNS?
what is gateway?
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
Quetion: A 22 nF capacitor is initially charged to 10V. It is then discharged by connecting a 100kW resistor across it. Approximately how long does it take for the voltage on t
Sender requests connection from network. Other receiver agrees to connection. Computers interchange data through connection. One-endpoint requests network to split connection when
What is packet filter? Packet filter is a standard router up to with some extra functionality. The extra functionality permits every incoming or outgoing packet to be inspected
TP Monitor does mainly two things extremely well. They are Process management and Transaction management? They were originally introduced to run classes of applications that co
Q. Define the Backbone Networks? Backbone Networks - Allows several LANs to be connected - Non of station is directly connected to the backbone - Stations are part
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