Cisco Unity

How to Manually Remove the TSP

Document ID: 26040

Updated: Feb 02, 2006



This document describes how to manually remove the Cisco Telephony Application Programming Interface (TAPI) Service Provider (TSP) that is used to connect to the Cisco CallManager. This document does not cover the manual removal of the TSP for the Dialogic card used for legacy PBX integrations.



There are no specific requirements for this document.

Components Used

This document is not restricted to specific software and hardware versions.


For more information on document conventions, refer to the Cisco Technical Tips Conventions.

Step-by-Step Procedures

There are two procedures for removing the TSP, one is automatic and one is manual.

Remove the TSP Automatically

The this procedure is the one most frequently used to perform this task:

  1. Open Control Panel.

  2. Click Add/Remove Programs.

  3. Click Cisco Unity-CM TSP.

  4. Click Remove.


  5. Reboot the server to remove the TSP.

Remove the TSP Manually

There are situations in which Cisco Technical Support will instruct you to manually uninstall the TSP. To remove the TSP manually, use this procedure:

  1. Select Start > Settings > Control Panel > Phone and Modem Options, and click Advanced.


  2. Select Cisco Unity-CM TSP, and click Remove.


Remove the Driver

Follow these steps to remove the driver:

  1. Select Start > Settings > Control Panel, and click Sounds and Multimedia.


  2. Click Hardware, and click Legacy Audio Drivers.


  3. Select Audio Devices, select Audio For AVAUDIO32.dll, and click Remove.


Remove the TSP from the Registry

Perform these steps to remove the TSP from the registry.

caution Caution: Changing the wrong registry key or entering an incorrect value can cause the server to malfunction. Before you edit the registry, make sure that you know how to restore it if a problem occurs. If you have any questions about changing the registry key setting, contact Cisco Technical Support.

  1. Select Start > Run, and type regedit to open the registry.

  2. Select HKEY_LOCAL_MACHINE > SOFTWARE > Active Voice > AvSkinny.

  3. Right-click AvSkinny, and click Delete.


Related Information

Updated: Feb 02, 2006
Document ID: 26040