/mcpEnsure that you assign the same directory number and route partition to all the phones that are part of the shared line appearance. Configure Privacy on Hold Procedure Step 1 From Cisco Unified CM Administration, choose System > Service Parameters. The Service Parameter Configuration window appears. Step 2 From the Server drop-down list, choose the server that is running the Cisco CallManager service. Step 3 From the Service drop-down list, choose Cisco CallManager. Step 4 Set the Enforce Privacy Setting on Held Calls service parameter to True. Step 5 Click Save. Privacy Restrictions Description Restriction • CTI does not support Privacy through APIs that TAPI and JTAPI applications invoke. CTI generates events when Privacy is enabled or disabled from an IP phone by using the Privacy feature button. • CTI does not support Privacy on Hold through APIs that TAPI/JTAPI applications invoke. CTI generates events when a Privacy-enabled call is put on hold and when Privacy gets enabled or disabled on held calls from an IP phone by using the Privacy feature button. CTI Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 575 Presence and Privacy Features Configure Privacy on Hold