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Electronic Cheques Another mechanism for Internet payment is electronic cheques. With electronic cheques, the payer (either an individual consumer or a business) instructs his financial institution to pay a specific amount to another part, the payee.
Q. Show the Go-back-N - Control Variables? - S- holds the series number of the recently sent frame - SF - holds sequence number of the first frame in the window - SL - ho
FRAME FILTERING: The very important task a bridge operates is frame filtering. If both the destination and source are on the same segment, it does not repeat the frame to the
What are the drawbacks of wireless devices One drawback is security. Every random delivery man who happens to be in building can listen on network. Another weakness is reliabil
Q. What is Boundary Level Masking? If mask numbers are either 255 or 0: Bytes in the IP address that correspond to 255 in the mask will be repeated in the subnet ma
What is the difference among flow control and error control? Ans) Flow control: adjust and confirm data flow rate for successful transmission. Error Control: a method to
Q. Modem stands for modulator - demodulator ? - Modulator are to creates an analog signal from binary data - Demodulator are to recovers the binary data from the modulated s
Design Issues Of Interconnection Network Below are the issues, which must be considered when designing an interconnection network. 1) Size and Dimension of network: It m
Post Office Protocol and Lightweight Directory Access Protocol POP: Post Office Protocol is a used by mail clients to download messages from a mail server on the Internet. L
What is CRC The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make
What are the Access methods used in LAN: i. Switched access: It is used in LANs which are assigned around CBXs. Electronic switching is techniques are used to provide access
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