/mcpThe following types of phone are supported to use ELIN groups: • SIP and SCCP IP phones • CTI ports • MGCP and SCCP analog phones • H.323 phones Emergency Call Handler Prerequisites Example Before deploying Emergency Call Handler in your network, we recommend that you test the ALI submission process. With your service provider's help, test that the PSAP can successfully call back into your network using the ALI data. Reserve the ELIN number from your local PSAP. Ordinances and regulations can differ across different locations and across different companies, so research your security and legal needs before deploying this feature. Emergency Call Handler Task Flow Before you begin • Review Emergency Call Handler Prerequisites, on page 638 Procedure Purpose Command or Action Enable the Emergency Call Handler feature on Cisco Unified Communications Manager. Enable Emergency Call Handler, on page 639 Step 1 Emergency Call Handler provides essential emergency call features and supports a limited number of locations with phone location assignment by static configuration. If you require advanced emergency call features, such as a greater amount of specific locations or dynamic location assignment, consider Cisco Emergency Responder. Configure an Emergency Location (ELIN) Group for a particular site or location. Configure Emergency Location Groups, on page 640 Step 2 Configure device pools to use an Emergency Location (ELIN) Group. Add a Device Pool to an Emergency Location Group, on page 641 Step 3 Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 638 Custom Features Emergency Call Handler Prerequisites