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Solution to Exercise 5 Convertir en PDF Version imprimable Suggérer par mail
Écrit par CCNA   
06-06-2008
  1. What is the block size value for a /27 C class subnet ?
      /27 --> last byte : 5 bits to host/3 bits to network --> 27+26+25=224 --> block size = 256-224 = 32
     
  2. What is the block size value for a /29 C class subnet ?
      /29 --> last byte : 3 bits to host/5 bits to network --> 27+26+25+24+23=248 --> block size = 256-248 = 8
     
  3. What is the block size value for a /30 C class subnet ?
      /30 --> last byte : 2 bits to host/6 bits to network --> 27+26+25+24+23+22=252 --> block size = 256-252 = 4
Dernière mise à jour : ( 06-06-2008 )
 
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