Travel Expense Management (TEM) - Error: This service is only available on a university network or through an authorized VPN

A campus VPN connection (Virtual Private Networking) is required to access the Travel and Expense Management (TEM) application from an off-campus network.

Logging into TEM from off-campus without a campus VPN connection will show the following error and prevent access: 

Sorry, this service is only available on a University network or through an authorized VPN


You must connect to your campus VPN connection before logging into TEM. 

If the error continues to persist with the VPN connected, clear your browser cache and make sure your browser is closed before connecting to the VPN:

  1. Disconnect from the VPN
  2. Clear your cache: Clearing Browser Cache and Cookies
  3. Completely exit all web browsers
  4. Reconnect to the VPN
  5. Open your web browser
  6. Log into TEM

VPN Instructions

Each campus has unique instructions for connecting to VPN.  Here are the VPN instructions for your campus:


Ensure you are tunneling all traffic through the VPN

For the UIC VPN:

  1. Close all of your web browser windows.
  2. Disconnect from the UIC VPN.
  3. Login to
  4. Under “Route all traffic through VPN Tunnel?” select “Yes
  5. Click (Update Settings
  6. Re-connect to UIC’s VPN.
  7. Log into TEM
For the UIS VPN:
  1. Close all of your web browser windows
  2. Disconnect from the UIS VPN
  3. Go to
  4. Choose TUNNEL_ALL from the Group menu
  5. Re-connect to the UIS VPN
  6. Log into TEM
For the AITS VPN:
  1. Windows users, make sure "Use default gateway on remote network" is checked in your TCP/IP settings


For TEM questions, contact University Payables Customer Service at 217-333-6583 or toll free at 888-872-9953, or by email to

For more information on Travel Expense Management TEM

Visit the TEM Resource Page

See Also:

Keywords:Travel Expense Management, TEM, VPN, AITS   Doc ID:75368
Owner:Shawn L.Group:University of Illinois System
Created:2017-08-09 09:02 CDTUpdated:2020-03-21 13:44 CDT
Sites:University of Illinois System
Feedback:  0   9