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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.
Transition Phases A PPP connection goes through phases which can be shown in a transition phase . Dead: In the dead phase the link is not being used. There is no ac
Question : (a) Explain the ‘RAD' methodology with a suitable diagram. (b) One of the activities to be performed during Rapid Application Development is Rapid Business Analys
Error Detection- Check Sum The Checksum generator are subdivides the data unit into equal segments of "n" bits (usually 16) These segments are added utilizing one's c
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
Maintaining the sequence number The other advantage of GBN is that it maintain the next sequence number.
Selective Repeat (SR) Selective repeats is a connection oriented protocols in which transmitter and receiver have a window of sequence numbers. SR scheme avoids the unne
Wide Area Network WAN Wide Area Network ( WANs) connect larger geographic areas such as London the UK or the world. In this types of networks dedicated transoceanic cab
Addressing Complicated addressing scheme because there may be intermediate stations (APs), identified by flags
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
1. Suppose the datagram source allocates 12 bytes for this option. Then when the datagram leaves the source host, the RR option area will be like this: 7 12 4 0 0 0 0 0 0 0 0 0
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