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Selective Repeat ARQ
- Processing at the receiver additionally complex
- The window size is reduced to 2(m-1) (2m/2 at most)
- Both the transmitter as well as the receiver have the same window size
- Receiver expects frames in the range of the sequence numbers
Computer Networks A computer networks can be defined as set of computer that interact among the individual computers sharing resources or information. Reference models
1. A systematic study of failures will help in identifying areas that may cause : i. Loss of adjacent parts/ equipment/ whole equipment. ii. Loss of production and rev
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
how to own cipher to encrypt and decrypt message by combine both substitution ans transposition algorithm using c program
In a network that contains two servers and twenty workstations, where is the best place to install an Anti-virus program? An anti-virus program must be installed on all servers
Recognize the command to disable CDP on an interface Ans) Router(config-if)# no cdp enable
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
Q. Explain the types of Security Threats? (a) Normal Flow (b) Interruption: An asset of a system develops into unavailable or unusable. (c) Interception: A few unaut
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What is the Terminal Emulation, in which layer it comes? Ans) The use of software, installed on PC or LAN server, that permits the PC to function as if it were dumb terminal dir
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