HTTP/1.1 302 Found Server: nginx Date: Mon, 09 Dec 2019 19:28:42 GMT Content-Type: text/html;charset=UTF-8 Content-Length: 0 Connection: keep-alive Frame-Options: SAMEORIGIN Set-Cookie: JSESSIONID=B0B46745E456D1179F51F88F2ECCCBB9; Path=/; HttpOnly Location: http://121.192.172.118/classroom/ X-Frame-Options: sameorigin