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14 cards from this deck
Method to send data by breaking it into smaller packets
Smaller chunks of data that travel independently across network
Yes, different packets can take different routes to same destination
Act as traffic directors for packets; decide best path across network
Digital map of network routers consult to find best route
Header, payload, footer
Destination/source IPs, sequence no., total packets, checksum
Actual data being transmitted in a packet
End of packet flag - signals packet data finishes
Mathematical value to detect errors during transmission
Packets can take alternative paths if routes congested
Only lost packets need resending, not entire file
Using sequence numbers to arrange in correct order
Checksums verify packets arrived intact and uncorrupted
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