In the routing of messages from story internet module to another,
datagrams may need to tour a network whose zenith packet size is smaller than the assay of the datagram. To rout this hardship, a fragmentation system is provided in the internet protocol and geo ip linked like on my geolocation.
The internet modules avail oneself of fields in the internet header to bit and
reassemble internet datagrams when necessary as a remedy for transferring by way of
"little packet" networks.
The Header Checksum provides a verification that the information acclimated to
in processing internet datagram has been transmitted correctly. The text may contain errors. If the header checksum fails, the internet datagram is discarded at once sooner than the being which detects the error.
The local network interface creates a county network header, and attaches the datagram to it, then sends the outcome via the town network.
