Step 1:

  • Log in to the i4 server with as your hostname, replacing "NetID" with your actual NYU NetID.
  • Make sure you connect to i4 using port 22.
  • Hit Open to connect to the server.

Step 2:

  • Log in with your NetID password. Note: You won't be able to see any characters as you're typing your password.
  • Hit Enter after you've typed your password.

Step 3:

  • PuTTY will attempt to make a connection with the i4 server.
  • If PuTTY is able to successfully connect with the server you'll receive an option to select your preferred method to complete two-factor authentication.
  • You'll be provided with a list of options based on your current available multi-factor authentication methods.

Step 4:

  • Select your preferred authentication method by typing the number associated with that option from the list displayed.
  • Hit Enter after you've made your selection.


Step 5:

  • If you don't authenticate through your selected method before the connection times out, you'll receive an error message.
  • PuTTY will attempt the connection again and ask you to select an authentication method based on the list provided.

Step 6:

  • After you've successfully authenticated using your previously selected method, you're connection to the i4 server will be complete.
  • PuTTY will display a prompt for you to continue working.
If this is your initial connection...
  • Type logout and hit Return to exit the system.
If plan to use the i4 command line to navigate...