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Q. Describe Physical Layer in OSI layers model? Physical Layer : Controls the transmission of the actual data onto the network. It describes the electrical signals, line state
Problem: (a) Application Layer protocols can be classified as connection-oriented or connectionless-oriented. i. What do you understand by the term protocol? ii. Give an e
Q. What are the trends in Network Security ? Trends in Network Security Improved vigilance for virus infections Continual maturation of firewall technologies
What is the difference among TFTP and FTP application layer protocols? The Trivial File Transfer Protocol (TFTP) permits a local host to get files from a remote host but does n
Burn in Address other name is MAC address
Name the protocol which is networking middleware SOCKS is a networking middleware: a circuit-level gateway, acting as a proxy and is placed at the session layer to mediate clie
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
Which type of Ethernet framing is used for TCP/IP and AppleTalk Ans)Ethernet SNAP
Q. Explain about Traffic shaping ? Traffic shaping -Method to control the amount and the rate of the traffic sent to the network.? Leaky bucket Token bucket -
Alice sends a message to Bob, encrypted with a symmetric key. Bob decrypts the message and finds it is a purchase order for an expensive workstation. When the time comes to deliver
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