/mcpStep 6 From the Device Pool drop-down list, select a device pool. Step 7 In the Destination Address field, enter the address of the server to which you are connecting the trunk. Step 8 From the SIP Trunk Security Profile drop-down list, select the profile that you created for AS-SIP. Step 9 From the SIP Profile drop-down list, select the SIP Profile that you set up for AS-SIP. Step 10 Complete any remaining fields in the Trunk Configuration window. For more information on the fields and their configuration options, see Online Help. Step 11 Click Save. Configure AS-SIP Features The procedures in the preceding task flow describe how to configure AS-SIP support on endpoints and trunk. The following table outlines the AS-SIP features that you can deploy and provides configuration reference for each. Configuration Description AS-SIP Feature SIP Early Offer allows your endpoints to negotiate media during the INVITE request and the 200OK response. There are two modes for Early Offer: • Best Effort Early Offer (no MTP Inserted) • Mandatory Early Offer (insert MTP if needed) Configure Early Offer support via the fields in the following configuration windows. Refer to the online help for detailed field descriptions: SIP Profile Configuration window • Early Offer support for voice and video calls—Configure this field to enable Early Offer support on a SIP trunk • SDP Session-level Bandwidth Modifier for Early Offer and Re-invite • Send send-receive SDP in mid-call INVITE Phone Configuration window (only if the Third Pary AS-SIP Endpoint device type is used) • Early Offer support for voice and video calls - check this check box to enable early offer support Early Offer Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs 822 QoS Management Configure AS-SIP Features