The difference between wildcard masking and unmasking

The difference is: 1. The wildcard mask is used to match a certain range of IP addresses, and the anti-mask is used to match different IP addresses; 2. 0 in the wildcard mask represents any value, 1 represents the value matching the position, and the anti-mask A 0 in the code indicates the value matching that position, and a 1 indicates any value. If you want to know more about the difference between wildcard masking and unmasking, you can read the following article.