/mcpStep 5 Configure the remaining fields in the Common Device Configuration window. For more information on the fields and their configuration options, see the system Online Help. Step 6 Click Save. Configure SIP Trunks Use this procedure to configure a SIP trunk. You can assign up to 16 destination addresses for a SIP trunk. Procedure Step 1 From Cisco Unified CM Administration, choose Device > Trunk. Step 2 Click Add New. Step 3 From the Trunk Type drop-down list, choose SIP Trunk. Step 4 From the Protocol Type drop-down list, choose the type of SIP trunk that matches your deployment and click Next: • None (Default) • Call Control Discovery • Extension Mobility Cross Cluster • Cisco Intercompany Media Engine • IP Multimedia System Service Control Step 5 (Optional) If you want to apply a Common Device Configuration to this trunk, select the configuration from the drop-down list. Step 6 Check the SRTP Allowed check box if you want to allow encypted media over the trunk. Step 7 Check the Run on All Active Unified CM Nodes check box if you want to enable the trunk for all cluster nodes. Step 8 Configure the destination address for the SIP trunk: a) In the Destination Address text box, enter an IPv4 address, fully qualified domain name, or DNS SRV record for the server or endpoint that you want to connect to the trunk. b) If the trunk is a dual stack trunk, in the Destination Address IPv6 text box, enter an IPv6 address, fully qualified domain name, or DNS SRV record for the server or endpoint that you want to connect to the trunk. c) If the destination is a DNS SRV record, check the Destination Address is an SRV check box. d) To add additional destinations, click the (+). Step 9 From the SIP Trunk Security Profile drop-down, assign a security profile. If you don't select this option, a nonsecure profile will be assigned. Step 10 From the SIP Profile drop-down list, assign a SIP profile. Step 11 (Optional) If you want to assign a normalization script to this SIP trunk, from the Normalization Script drop-down list, select the script that you want to assign. Step 12 Configure any additional fields in the Trunk Configuration window. For more information on the fields and their configuration options, see Online Help. Step 13 Click Save. Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 791 Advanced Call Processing Configure SIP Trunks