Need a subnet mask the application source code, dear boss friends, relatives have passed to help the

CodePudding user response:

Specific according to calculate what

CodePudding user response:

reference 1/f, Simple, Soft reply:

specific according to calculate what

Known IP subnet number of how many, and the host of the digits, with 32 digits, minus the host digits equals network subnet mask, for example, is a class C network, including 256 host position, of 256 is, so the host is 8, then Internet is 32-8=24, that is to say subnet mask is 24, is expressed in binary 11111111.11111111.11111111.00000000, is converted to a decimal 255.255.255.0

CodePudding user response:

You this algorithm are out?

CodePudding user response:

reference 3 floor is Simple - Soft reply:

you this algorithm are out?

I can't write code
The eldest brother can help