On Service Desk/CMDB web interface login page, there is a link "Guest Login, click here" that allow non Service Desk users to open tickets as anonymous user login. This is a valuable feature for the application. However, what if you don't want anyone use this feature to open tickets as you
would like to make sure every ticket opened has a valid end user? This tech doc gives an easy way to remove this link from login page.
What is the easiest and supported way to remove Guest Login link from Service Desk/CMDB web interface login page?
De-install the guest_user_name option (Administration-->Options Manager-->Security) and then recycle Service Desk/CMDB.