McDewey

• User2 has a device profile EM_Profile2 configured with lines Line_P21 and Line_P22 Figure 36: EM Memory Optimization Scenario 1 The message flow in the following figure is described below: • Application uses Line_N to receive other-device state notifications Figure 37: EM Memory Optimization Scenario 2 Use Cases Use cases related to the EM Memory Optimization Option feature are mentioned below: • Use Case 1 1. Line_A1 and Line_A2 are not opened 2. EM user with Profile_P1 logs in 3. EM user with Profile_P1 logs out 4. EM user with Profile_P1 logs in The message flow in the following figure is described in steps 1 to 4. Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 740 Message Sequence Charts Use Cases