TCDconnect - How to connect Linux to the student Wi-Fi network

In order to successfully follow the steps below you must be in an area of Trinity with Wi-Fi coverage (see the Trinity Wi-Fi coverage information page). Once you have completed the first set of steps below you will be able to register on the TCDconnect service, connect to the Trinity Wi-Fi network and gain fast, secure internet access.

Step 1: Configuring your device to connect to TCDwifi:

  1. Open the Wireless management utility .

  2. Select Connect to Hidden Wireless Network (or ‘Connect to Other Wireless Network’).

  3. Enter TCDwifi in Network Name Field.

    Connect to hidden wireless network

  4. Choose WPA & WPA2 Enterprise as the security type.

  5. If there is a setting for 'No CA certificate is required' then make sure the box is checked.

  6. Enter your Trinity username and network login password.

  7. Leave the other configuration settings as default (example below) and click Connect.

    Network settings

  8. The Connect to Hidden Wireless Network dialog box may re-appear, if so use the same settings as above and hit Connect and you should be connected to the wireless network

  9. You may be prompted to create a keyring password. This is a password local to your computer and is used to secure your saved passwords.

Step 2: Scan and Register your device to connect to TCDwifi:

To complete the process and get internet access you must now register your computer for the TCDconnect service. This process includes running a security scan to register your device and ensure that it meets the minimum security requirements..

  1. Launch a web browser and browse to and you'll be brought to the TCDconnect service terms and conditions page.
    • Follow the web page instructions until you come to the main Registration web page.
    • In the box towards the end of the page enter the short version of your Trinity username (e.g. jbloggs and not and your network login password.
    • Click Download to download the Dissolvable Agent file.
    • Once the Dissolvable Agent file has been downloaded, run it to begin the scan.

  2. When the scan completes a results page will be displayed.  If your device passes the scan then you will be connected within 90 seconds. 
    If your device fails the scan then click the listed item(s) on the results page and follow the displayed link(s) to see instructions on how to update your computer, before downloading and running the scan once more.

Important to know: If you do not use the TCDconnect service for 40 days you will need to re-register by repeating the steps above.

Help with connection process


If you encounter difficulties connecting to the TCDconnect service please check the TCDconnect FAQ.

TCDconnect network clinic

If you still need assistance then please visit the TCDconnect network clinic to get one-to-one support for this service.

Service disruption notifications

Notices regarding service outages and other current issues will be posted to the IT Services home page and Twitter account.

Related pages