Jaycee's Networking

December 5, 2008

CIDR

Filed under: Information — Jaycee @ 12:06 pm

CIDR     Dotted Decimal     Inverse Dotted Decimal
______________________________________________
/1            128.0.0.0                127.255.255.255
/2            192.0.0.0                63.255.255.255
/3            224.0.0.0                31.255.255.255
/4            240.0.0.0                15.255.255.255
/5            248.0.0.0                7.255.255.255
/6            252.0.0.0                3.255.255.255
/7            254.0.0.0                1.255.255.255
/8            255.0.0.0                0.255.255.255
______________________________________________
/9            255.128.0.0            0.127.255.255
/10          255.192.0.0            0.63.255.255
/11          255.224.0.0            0.31.255.255
/12          255.240.0.0            0.15.255.255
/13          255.248.0.0            0.7.255.255
/14          255.252.0.0            0.3.255.255
/15          255.254.0.0            0.1.255.255
/16          255.255.0.0            0.0.255.255
______________________________________________
/17          255.255.128.0        0.0.127.255
/18          255.255.192.0        0.0.63.255
/19          255.255.224.0        0.0.31.255
/20          255.255.240.0        0.0.15.255
/21          255.255.248.0        0.0.7.255
/22          255.255.252.0        0.0.3.255
/23          255.255.254.0        0.0.1.255
/24          255.255.255.0        0.0.0.255
______________________________________________
/25          255.255.255.128    0.0.0.127
/26          255.255.255.192    0.0.0.63
/27          255.255.255.224    0.0.0.31
/28          255.255.255.240    0.0.0.15
/29          255.255.255.248    0.0.0.7
/30          255.255.255.252    0.0.0.3
/31          255.255.255.254    0.0.0.1
/32          255.255.255.255    0.0.0.0

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