At 16:22 25/04/01 +0100, Mark Watts wrote:
>A DWORD is actually a data type used in programming. Officially it's an
>unsigned long integer which is defined to be 32 bits wide.
I've only seen it used in MS windows environment. never used such a concept.
Posix defines many types, and dword is not one of them. so I'll continue to
live
without:)
>To convert an IP address to a DWORD you need to do the following:
>
>192.168.100.2
>
>Convert each octet into 8 bit binary:
>
>11000000 10101000 01100100 00000010
>
>now combine them together
>
>11000000101010000110010000000010
>
>and finally convert back into decimal
>
>3232261122
faster:
192*256^3 + 168*256^2 + 100*256 + 2 = 3232261122
cheers,
mouss
-
[To unsubscribe, send mail to [EMAIL PROTECTED] with
"unsubscribe firewalls" in the body of the message.]
