HTTP/1.1 302 302 Date: Mon, 21 Sep 2020 11:00:09 GMT Server: Server X-Frame-Options: SAMEORIGIN Frame-Options: SAMEORIGIN X-Application-Context: application Set-Cookie: JSESSIONID=07FB91D9FEA7EB743C2D5EAAC84C4663; Path=/; HttpOnly Location: http://www.math.pku.edu.cn/ Content-Length: 0 Connection: close Content-Type: text/html;charset=UTF-8