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Implementing Cisco Networking Solutions by Harpreet Singh

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Packet loss

Packet loss is a measure of the packets lost in transit from the source to the destination. It is measured as the percentage of packets that are lost in transit to the total packets sent on the network.

Most applications use TCP as the transport protocol. TCP requires a connection to be established between the end hosts after which the hosts exchange data. The data exchanged between the hosts is acknowledged using the fields in the TCP headers.

TCP protocol uses sequence numbers in the TCP headers to identify the data bytes in the TCP connection. These numbers are baselined at the time of the connection setup. These sequence numbers are used as identifiers to acknowledge the data received by the receiver.

If certain packets are ...

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