The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network（）。
- A、255.255.255.0
- B、255.255.255.192
- C、255.255.255.250
- D、255.255.255.252
正确答案:A
答案解析:有
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