Error Message:

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The subnet mask you have entered (number) cannot be used with the IP address you have entered (address).

Explanation:

Either 1) the subnet mask and the IP address specified are the same, 2) no host info is specified in the IP address (0s in subnet mask), or 3) the largest number possible in the host field was specified.

User Action:

Reenter the IP address, the subnet mask, or both.