Do I need to use the Fuqua VPN to access a Library database?

In most cases, no. A Duke or Fuqua VPN client connection may be needed to access a resource that is experiencing problems with our proxy server IP authentication.  

Please see these related questions for additional information:

How do I activate my VPN connection?

What do I do if I have a VPN connection turned on and I still can't connect to the desired database?