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Problem
1. Explain the term Switching. Describe the following Switching Mechanisms
a) Circuit Switchingb) Packet Switchingc) Message Switching
2. Define the terms Error Detection and Correction with respect to Data Transmission. Also explain the following concepts with respect to Error Detection and Correction
a) Parity Bitsb) Single Bit Error Correction Techniques
CYCLE OF BRIDGES: A bridges network can join several segments. One bridge is useded to connect every segment to the rest of the bridge network. This is given in the figure be
What is the method of redistribution?
Transparency really means adumbrating the network and its servers from the users and even the application programmers.
To stop Service Advertisements (SAPs) from flooding a network, Cisco routers do not forward them. How are services advertised to other networks? Ans) Every router builds its own
To monitor ipx traffic on a network, what command would we use? Ans) show ipx traffic
At the Physical layer of the OSI model Repeaters work by regenerating the signal to extend the distance it can travel.
QUESTION a) National regulations require the availability of the following services for all IP to PSTN, PSTN to IP, and IP to IP calls. Name any three types of these features
Troubleshoot and Correct VTP and Configuration Errors When all errors are corrected, you should be capable to ping PC4 from PC1, PC5 from PC2, and PC6 from PC3. You should also
- Light source is LED (light-emitting diode) or a laser - LEDs are cheaper however not as precise (unfocused) limited to short-distance use - Lasers is able to have a narrow
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
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