/mcpb) From the Manager Names drop-down list, choose the preconfigured manager name for whom this proxy line will apply. c) From the Manager Lines drop-down list, choose the manager line for which this proxy line will apply. Step 9 Click Save. The update takes effect immediately. If you chose Automatic Configuration, the assistant device automatically resets. Manager Assistant Task Flow for Shared Lines Before you begin • Review Manager Assistant Prerequisites, on page 161. Procedure Purpose Command or Action Configure a partition for lines that is used by Manager Assistant. Configure Partitions for Manager Assistant Shared Line Support, on page 171 Step 1 Configure calling search spaces for manager and assistant lines. Configure Calling Search Spaces for Manager Assistant Shared Line Support, on page 172 Step 2 Configure these parameters to use automatic configuration for managers and assistants. Configure Cisco IP Manager Assistant Service Parameters, on page 173 Step 3 Configure intercom settings. Step 4 • Configure an Intercom Partition, on page 174 • Configure an Intercom Calling Search Space, on page 313 • Configure an Intercom Directory Number, on page 314 • Configure an Intercom Translation Pattern, on page 314 Configure multiple pools if you need to support a large number of managers and assistants. Configure Multiple Manager Assistant Pool, on page 176 Step 5 You can configure up to three active Cisco IP Manager Assistant servers, with each managing up to 2500 pairs of managers and assistants. Follow these procedures if your system is running in mixed mode. Configure Secure TLS Connection to CTI Step 6 • Configure IPMASecureSysUser Application User, on page 178 • Configure CAPF Profile, on page 178 Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 170 Call Center Features Manager Assistant Task Flow for Shared Lines