If it doesn't find a match in the table, it drops the packet.
如果它没有在表中找到一条匹配,它就会丢弃这个数据包。
Indeed, the first packet may be the first packet in the list and thus very easy to find.
实际上,第一个包可能会是列表中的第一个包,找到它可能非常容易。
Another way to process the content from tcpdump is to save the raw network packet data to a file and then process the file to find and decode the information that you want.
处理来自tcpdump的另一个方法是将原始网络数据包数据保存到一个文件中,然后处理这个文件以便查找和解码出您想要的信息。
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