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Various IP Phones support XML-based phone books, and files in the XML format stored on the webserver. It allows organizations to have a centralized contacts directory which that employees' IP Phones can periodically fetch using the provided URL(s) to synchronize the phone book.
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Yealink
Polycom
Grandstream
Cisco
Fanvil
How to create a link
In your Ringotel Shell admin portal, navigate to Organization → Contacts and click Export.
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