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-rw-r--r--cidr.php36
1 files changed, 36 insertions, 0 deletions
diff --git a/cidr.php b/cidr.php
new file mode 100644
index 0000000..87417d8
--- /dev/null
+++ b/cidr.php
@@ -0,0 +1,36 @@
+<?php
+$NETMASK = array(
+ 1 => "128.0.0.0",
+ 2 => "192.0.0.0",
+ 3 => "224.0.0.0",
+ 4 => "240.0.0.0",
+ 5 => "248.0.0.0",
+ 6 => "252.0.0.0",
+ 7 => "254.0.0.0",
+ 8 => "255.0.0.0",
+ 9 => "255.128.0.0",
+ 10 => "255.192.0.0",
+ 11 => "255.224.0.0",
+ 12 => "255.240.0.0",
+ 13 => "255.248.0.0",
+ 14 => "255.252.0.0",
+ 15 => "255.254.0.0",
+ 16 => "255.255.0.0",
+ 17 => "255.255.128.0",
+ 18 => "255.255.192.0",
+ 19 => "255.255.224.0",
+ 20 => "255.255.240.0",
+ 21 => "255.255.248.0",
+ 22 => "255.255.252.0",
+ 23 => "255.255.254.0",
+ 24 => "255.255.255.0",
+ 25 => "255.255.255.128",
+ 26 => "255.255.255.192",
+ 27 => "255.255.255.224",
+ 28 => "255.255.255.240",
+ 29 => "255.255.255.248",
+ 30 => "255.255.255.252",
+ 31 => "255.255.255.254",
+ 32 => "255.255.255.255"
+);
+?>