Advanced functions60 NN42030-107 MC 3100 3.0 Standard 02.02 November 2008Call modesHow the system handles calls depends on the configuration of yourMCC 3100 for Windows Mobile. An Outgoing Call Service DN ismandatory for MCC 3100 for Windows Mobile call features.Direct Outbound modeIn Direct Outbound mode, initiate calls directly from your mobile device toother parties through the enterprise telephony system. For moreinformation, see Figure 9 "Direct outbound mode." on page 60.Figure 9: Direct outbound mode.Call-me-First modeIn Call-me-First mode, your calls are completed in two steps. First, theenterprise telephony system calls you. After you answer, the system callsthe other party. See Figure 10 "Call-me-First mode" on page 61.