Cobalt Digital Inc Cobalt NASRaQ Manuale Utente Scaricare il pdf (Pagina 168)

Appendix D

154

Advanced DNS

Network Mask Notation Conversion

Use Table 4 to convert between dot-quad and bit-count subnet mask and

network size notations

Table 4 Network Mask Notation Conversion.

Dot-Quad Bit count

255.0.0.0 8

255.128.0.0 9

255.192.0.0 10

255.224.0.0 11

255.240.0.0 12

255.248.0.0 13

255.252.0.0 14

255.254.0.0 15

255.255.0.0 16

255.255.128.0 17

255.255.192.0 18

255.255.224.0 19

255.255.240.0 20

255.255.248.0 21

255.255.252.0 22

255.255.254.0 23

255.255.255.0 24

255.255.255.128 25

255.255.255.192 26

255.255.255.224 27

255.255.255.240 28

255.255.255.248 29

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Cobalt Digital Inc Cobalt NASRaQ Manuale Utente Pagina 168