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    Memorising Stuff In Computer Networks

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    Network Security : Master Post

    IP security : IPSec is a collection of protocols designed by the internet engineering task force to provide security for a packet at the network level. IPSec operates in one of two different modes: transport mode or tunnel mode. IPSec in transport mode does not protect the IP header, it only protects the payload coming from transport layer. The sending…

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    Data Security : Master Post

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    Transport and Application: Master Post

    TCP features Numbering System – Sequence number and the acknowledgment number refer to the byte number Byte Number TCP numbers all data bytes that are transmitted in a connection Sequence Number After the bytes have been numbered, TCP assigns a sequence number to each segment that is being sent. The sequence number for each segment is the number of the…