(We all know that an IP address is a 4-byte (32-bit) number, which is divided into 4 segments, each segment is 8 bits, and the segments are separated by periods. In order to facilitate expression and identification, IP addresses are marked in decimal, such as 210.52.207.2, and the maximum number of decimals that can be marked in each segment does not exceed 255. The IP address consists of two parts. The resource data includes the following attachments:)
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