The method of grabbing packets and analyzing TCP/IP data frames by ethereal

In this article Xiaobian for you to introduce in detail "ethereal grab package analysis of TCP/IP data frame method", the content is detailed, the steps are clear, the details are handled properly, I hope that this "ethereal grab package analysis of TCP/IP data frame method" article can help you solve doubts, the following follow the editor's ideas slowly in-depth, together to learn new knowledge.

1. download

two。 Open the software and specify the network card to crawl. Here is how I crawled my main network card data.

3. Open a ping command, keep ping a server, and see the icmp protocol ping ip address-t

4. View the destination MAC address and source MAC address and type 0800 of the data frame for ip and data

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