Telephone Dialer
Within Evolution FMS Anywhere you will find buttons with telephone icons next to all telephone number fields. The button works by sending the universal TEL: url parameter to the local device in order to initiate a telephone call.
Voice Over IP Handsets
If you have VOIP / SIP telephone handsets then its possible that they will support CTI (Computer Telephony Integration) commands. If they do and you do not have an application to make telephone calls then you can install our VOIP Telephone Dialer Tool from the UPDATES page (Windows only).
Once installed you will need to carry out the below instructions to make the application active:

Popular Handsets
Please find below links to documents that will help you enable the CTI feature on some popular handsets: