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UDP-headere: Avsenderport: 60330, mottakerport: 80, lengde: 14. Nyttelast er ASCII for “HEI”. Vi skal sende fra IP adresse 192.168.1.45 til 192.168.1.22. UDP har protokollnummer 17 (0x21). Da ser pseudo-headeren vår slik ut:

 

 

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Image Added

 

   

Mottakers IP-adresse:

192.168.1.22 (0xC0A80116)
 Null-padding 0x00 
   

Protokollnummer

17(0x21)

UDP-lengde

14(0x000E)

 



Vi grupperer hvert felt av pseudo-headeren i segmenter på 16-bits hver.

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