IP报头，由IP寻址(来源和目标)，协议标识和IP标记。

IP header, consisting of the IP addressing (source and destination), protocol identity and IP flags.

youdao

IP报头，由IP寻址(来源和目标)，协议标识和IP标记。

IP header, consisting of the IP addressing (source and destination), protocol identity and IP flags.

youdao