For Librarians

TCP/IP authentication

To support TCP/IP address range authentication, we use the IP address ranges that are assigned to your institution at The IP Registry. If you should ever need to adjust these, simply edit your information at the registry, and our system will automatically receive the update. If your institution wishes to use TCP/IP Address Range Authentication, and you are not currently listed in The IP Registry, you may add your address ranges to this registry for free.

Using The IP Registry is free and simple with these three steps:

  1. Confirm the IPs currently listed for your institution and affiliated sites.
  2. Communicate IP changes by adding or deleting IP addresses as necessary. If you have any questions about using The IP Registry, please see their FAQs or contact them at info@theIPregistry.org.
  3. If you are newly adding your institution to the registry, let Coherent Digital know at support@coherentdigital.net.
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