Please refer to This Page.
Please refer to this page.
Try to disable wi-fi then connect to wired network.If you do not finish the authentication, you will not be able to connect the Campus Network. The authentication screen is here. (only available from Campus Network).
Please re-open your browser and reload the page several times.
If it does not works, please try to below:
-Access another page
-Clear the browser cache
Windows (Ctrl+F5), Mac (Command key + R)