Yes, or only main number. It would be nice i open the ticket of the user and can call the requester with a third icon or after i click on the person and dial from user element.
(Oh i didn't see you questions... sorry about my late answer.)
For information, a contract with avencall company permits to develop a similar feature for integration with their solution, see the dedicated plugin: https://plugins.glpi-project.org/#/plugin/xivo
Ideas
To be clear: you want any phone number being displayed as clickable tel protocol ("tel:012...") links?
Yes, or only main number. It would be nice i open the ticket of the user and can call the requester with a third icon or after i click on the person and dial from user element.
(Oh i didn't see you questions... sorry about my late answer.)
For information, a contract with avencall company permits to develop a similar feature for integration with their solution, see the dedicated plugin: https://plugins.glpi-project.org/#/plugin/xivo
The feature is not released yet by the way