An international IT corporation is setting up an R&D center in China, and the chair faculty is hiring network researchers. They decided they wanted to try a fun interview puzzle classic:299Please respect copyright.ＰＥＮＡＮＡgQNiXlzpFH
"Describe what will happen after you type in google.com and enter in your browser with as much detail as possible."299Please respect copyright.ＰＥＮＡＮＡvj79b7mHmq
Half an hour has passed, and the applicant is still lecturing enthusiastically about the protocol specifications of Shadowsocks, Trojan, and VMess, the encryption, emulation, and obfuscation standards for the network traffic, the automated packet analysis set up by the ISP and the communist party, and it seemed the step where the browser receives a DNS name record is still an hour away.299Please respect copyright.ＰＥＮＡＮＡWqdLVTByMm
...299Please respect copyright.ＰＥＮＡＮＡOHmdj4TuBm
Several hours of intensive lecturing later, the applicant says:299Please respect copyright.ＰＥＮＡＮＡwKjL333MSI
"And finally, you receive an RST flag, and then the agents with the Bureau for the Protection of National Political Security knock on your door."299Please respect copyright.ＰＥＮＡＮＡWAjo6XdB7j
And the applicant sat down and paused.299Please respect copyright.ＰＥＮＡＮＡIPlJ1uHOZg
Knock, knock.299Please respect copyright.ＰＥＮＡＮＡ8elunW6ebW
The chair faculty was confused as they've already sent everybody in the office home just to listen to this applicant's wonderful lecture until the end.299Please respect copyright.ＰＥＮＡＮＡDE5kuhu9Sc
