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Tại sao tôi không thể tự gửi email cho mình tại: MyEmail@74.125.235.55?
Tôi mở cmdvà gõ ping gmail.com. Nó cho tôi thấy: C:\Windows\system32>ping gmail.com Pinging gmail.com [74.125.235.55] with 32 bytes of data: Reply from 74.125.235.55: bytes=32 time=6ms TTL=56 Reply from 74.125.235.55: bytes=32 time=6ms TTL=56 Reply from 74.125.235.55: bytes=32 time=6ms TTL=56 Reply from 74.125.235.55: bytes=32 time=215ms TTL=56 Ping statistics for 74.125.235.55: Packets: Sent …