The Web CallBack module makes it easy to add an HTML phone contact form to a website. This module allows admins to specify a CID to be prepended (which alerts that the call is coming from a specific callback) and also set Dial Matches to specify which numbers users are allows to call.
Module tag: Advanced Bundle
The Pin Set Pro module provides greater flexibility in the deployment of security pin codes, allowing system administrators to assign pin codes directly to extensions and granularly control per extension which outbound routes are allowed to be dialed without pin codes. The module also features a report type that details call details and billable hours, including the ability to filter by dates, duration, pin code, or source/destination DIDs.
The Class of Service Administration module provides granular control at the extension level to access and set permissions of specific calling features of your PBX. These features include Outbound Routes, Feature Codes, Ring Groups, Queues, Conference Rooms, Voicemail Blast Groups and Paging.