Note that the "192.168.1" represents the LAN that this particular host is a member of and the x indicates the specific hostnumber that you are attempting to ping (e.g.
注意到 ”192.168.1" 代表的是该主机所属于的网络,而 x 则表示试图要 ping 的主机号码(例如 Oracle),这两部分组成了一个完整的 IP 地址。