=====How to stop reflux testing from server=====
  - Open terminal from any computer which is connected to server.
  - Type following commands as shown in screenshot.
      - As we want to access server computer from another computer type command 'ssh root@12.207.3.240'
      - Enter password=????
      - Now you are accessing server computer.so be careful before deleting anything.
      - Type command 'cd /var/www/html'.Then command 'pico common.php' and press enter.
      - Note [ There is a space between cd and /var]
      - {{:nchsls:c:biochemistry:document:screenshot_-reflex.png?1000|}}
      - Following screen will be shown.{{02.png|step 2}}
  - In above screen 'reflex=yes'. Instead of 'yes' write 'no' so it will bypass reflux testing.
  - Press 'ctrl+o' and press 'enter' to save changes.Then press 'ctrl+x' and press 'enter' to exit.
  - Finally to end connection to server computer type 'exit' in terminal.