LinuxNetworking

netmasks table

Linux, Networking 




Decimal          Binary                               CIDR Hex
-------------------------------------------------------------------
255.255.255.255  11111111.11111111.11111111.11111111  /32  ffffffff
255.255.255.254  11111111.11111111.11111111.11111110  /31  fffffffe
255.255.255.252  11111111.11111111.11111111.11111100  /30  fffffffc
255.255.255.248  11111111.11111111.11111111.11111000  /29  fffffff8
255.255.255.240  11111111.11111111.11111111.11110000  /28  fffffff0
255.255.255.224  11111111.11111111.11111111.11100000  /27  ffffffe0
255.255.255.192  11111111.11111111.11111111.11000000  /26  ffffffc0
255.255.255.128  11111111.11111111.11111111.10000000  /25  ffffff80
255.255.255.0    11111111.11111111.11111111.00000000  /24  ffffff00

255.255.254.0    11111111.11111111.11111110.00000000  /23  fffffe00
255.255.252.0    11111111.11111111.11111100.00000000  /22  fffffc00
255.255.248.0    11111111.11111111.11111000.00000000  /21  fffff800
255.255.240.0    11111111.11111111.11110000.00000000  /20  fffff000
255.255.224.0    11111111.11111111.11100000.00000000  /19  ffffe000
255.255.192.0    11111111.11111111.11000000.00000000  /18  ffffc000
255.255.128.0    11111111.11111111.10000000.00000000  /17  ffff8000
255.255.0.0      11111111.11111111.00000000.00000000  /16  ffff0000

255.254.0.0      11111111.11111110.00000000.00000000  /15  fffe0000
255.252.0.0      11111111.11111100.00000000.00000000  /14  fffc0000
255.248.0.0      11111111.11111000.00000000.00000000  /13  fff80000
255.240.0.0      11111111.11110000.00000000.00000000  /12  fff00000
255.224.0.0      11111111.11100000.00000000.00000000  /11  ffe00000
255.192.0.0      11111111.11000000.00000000.00000000  /10  ffc00000
255.128.0.0      11111111.10000000.00000000.00000000  /9   ff800000
255.0.0.0        11111111.00000000.00000000.00000000  /8   ff000000

254.0.0.0        11111110.00000000.00000000.00000000  /7   fe000000
252.0.0.0        11111100.00000000.00000000.00000000  /6   fc000000
248.0.0.0        11111000.00000000.00000000.00000000  /5   f8000000
240.0.0.0        11110000.00000000.00000000.00000000  /4   f0000000
224.0.0.0        11100000.00000000.00000000.00000000  /3   e0000000
192.0.0.0        11000000.00000000.00000000.00000000  /2   c0000000
128.0.0.0        10000000.00000000.00000000.00000000  /1   80000000
0.0.0.0          00000000.00000000.00000000.00000000  /0   00000000
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