Flashcards
Packet switching
Cards in this deck (10)
- 1Do networks transfer and receive a lot of data?yes
- 2what is packet switchingThe breakdown of data, emails or files to then be reassembled at the target location
- 3what is the packet assigned?it is assigned the header which contains the IP address of the network and device its being set to
- 4what does it also contain?it also contains the IP address of the network it was sent from
- 5in addition to these the header also contains?The total number of packets and the order of the packets
- 6why would the computer request it again?if the packets get lost, the computer will request it to be sent again
- 7What happens if it never arrives?The router deletes the packets
- 8What is the header checksum?Protects the header of the data from corruption
- 9what is fragment offset?Fragment Offset. The fragment offset field is measured in units of eight-byte blocks. It is 13 bits long and specifies the offset of a particular fragment relative to the beginning of the original un-fragmented IP data gram. The first fragment has an offset of zero
- 10—
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- GCSE Computing Flashcards on Packet switching, created by Nathan Roberts on 05/11/2018.
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- Nathan Roberts
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