The base URL is required where the national link resolver is used in systems such as Google Scholar, PubMed, point of care and decision support tools, and database native interfaces to signpost users from these systems to the content they are eligible to use.
Your TDNet Discover Link Resolver Base URL will have this format:
https://your_Institution.tdnetdiscover.com/resolver/
This is the information that you will need to provide to your other Information Providers (ie: ClinicalKey, Ebsco, etc…) in order to have your Link Resolver enabled and updated.