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Q. What is Authentication ?
- Verification of sender's identity.
- Accomplished through a digital signature, which is based on public key encryption/decryption.
- Uses reciprocity of RSA, however secret key is kept by the sender to -sign? the transmission.
The hotel has a class C public address space. The network number is 203.220.72.0/24. The hotel provides a number of eatery, office, accommodation and conference like services. This
Can you define the method of demilitarized zone?
Q. What are the Error Correction Techniques ? Error Correction Error Correction Techniques Retransmission Forward Error Correction Burst Error Corre
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
Define the term - Handoff and Dynamic configuration Handoff/roaming The MAC protocol used in the wireless LAN should enable mobile stations to move from one cell to anoth
PPTP use for encryption and authentication
Message Passing The PVM communication model gives asynchronous blocking receive, asynchronous blocking send and nonblocking receive functions. In our methodology, a blocking se
The following issues are decided by the system in the process of message passing: 1) Whether the communication link is established or not 2) Whether the receiver is ready to
Q. Show Data link and Physical vs Subnet? - Data link layer The function of the Data Link Layer is -offers for the control of the physical layer and detects and possib
Computer Networks 1. Differentiate WAN and LAN. 2. Describe the TCP/IP Reference Model with diagram. 3. Explain Circuit switching and message switching. 4. List the fu
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