/mcpPurpose Command or Action Apply a SUBSCRIBE Calling Search Space to the SIP trunk, phone, or end user. The Configure Calling Search Space. See Configure a Calling Search Space for Presence Requests, on page 538. Step 6 SUBSCRIBE Calling Search Space determines how Cisco Unified Communications Manager routes presence requests that come from the trunk or the phone. Calling search spaces determine the partitions that calling devices search when they are attempting to complete a call. If you do not select a different calling search space for presence requests, the SUBSCRIBE Calling Search Space selects the default option, which is None. Configure a phone button template for BLF and SpeedDial buttons for a phone, or user device profile. Configure a phone button template for BLF and SpeedDial buttons. See Configure a Phone Button Template for BLF and SpeedDial Buttons, on page 539. Step 7 Note If the template does not support BLF and SpeedDials, the Add a new BLF SD link appears in the Unassigned Associated Items pane. Use a button template with a configured device for the BLF presence. Associate button template with a device. See Associate Button Template with a Device, on page 540. Step 8 Configure the user device profiles for BLF presence. Configure user device profile. See Configure User Device Profile, on page 540. Step 9 Configure/Synchronize Cluster-Wide Enterprise Parameters for BLF Use enterprise parameters for default configuration that apply to all devices and services in the same cluster. A cluster consists of a set of Cisco Unified Communications Managers that share the same database. When you install a new Cisco Unified Communications Manager, it uses the enterprise parameters to set the initial values of its device defaults. Procedure Step 1 From Cisco Unified CM Administration, choose System > Enterprise Parameters. Step 2 Configure the fields in the Enterprise Parameters Configuration window. For more information on the fields and their configuration options, see Online Help. Tip For details about an enterprise parameter, click the parameter name or the question mark that appears in the Enterprise Parameter Configuration window. Step 3 Click Save. Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 531 Presence and Privacy Features Configure/Synchronize Cluster-Wide Enterprise Parameters for BLF