In this case, you can see the raw Ethernet, IP, and TCP packet data, including the source and destination host information and packet options.

在这个示例中，您可以看到原始以太网、IP和TCP数据包，包括源、目标主机的信息以及数据包选项。

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The problem that can occur with TCP is when a rogue client forges an IP packet with a bogus source address, then floods a server with TCP SYN packets.

当恶意客户机使用虚假的源地址来伪造一个 IP 报文时，TCP 就会出现问题了，这会大量 TCP SYN 报文攻击服务器。

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The first command allows port 22 (TCP is the default option) from a source of your IP address.

第一条命令认可来自您的IP地址的一个源的端口22 (TCP是默认选项)。

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