In addition to requiring a CTI Link Pro license, for IP Office Release 10 and higher, DevLink connections require changes to the IP Office security settings. The connection uses the name and password of a DevlinkDLL service user who is a member of a rights group configured for DevLink3.

To configure the IP Office security settings:

1. Using IP Office Manager, select File > Advanced > Security Settings and load the IP Office system's security configuration.

2. Click Rights Groups.

   1. Create a new group called Devlink DLL and click OK.

   2. Select the Telephony API's tab and select DevLink3.

   3. Click OK.

3. Click Service Users.

   1. Create a new user called Devlink DLL and set the password for the new service used. Click OK.

   2. Check the Account Status is set to Enabled.

   3. Select No Account Expiry.

   4. In the list of Rights Group Membership select Devlink DLL.

   5. Click OK.

4. Save the changes.