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The ICE-Lite (Interactive Connection Establishment) feature interfaces to the Microsoft TEAMS Direct Routing interface, . The
integrates Microsoft Teams clients by acting as an ICE Lite agent endpoint for SIP calls involving Network Address Translators (NATs). This feature enables direct routing between an existing enterprise voice infrastructure (that is, the PSTN carrier and SIP trunks used for trunking services) and the Microsoft Phone System in Office 365. The SBC acts as a PSTN gateway; sessions for Microsoft Teams users can be routed directly to the PSTN through the SBC.Spacevars 0 longproduct
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For detailed configuration for using ICE-Lite with Microsoft TEAMS, refer to Best Practice - Configuring SBC Edge 1000 - 2000 for "Greenfield" Microsoft Teams Direct Routing. For details on ICE-Lite configuration, refer to Creating and Modifying SIP Signaling Groups. |
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| SBC 1000/2000 Feature | Supports | Does not Support |
|---|---|---|
| ICE Restarts |  | |
TURN server operation With some topologies, when the ICE protocol requires use of a TURN server to | | |
STUN Server Operation in Full Mode SBC 1000/2000 supports ICE requirements for processing multiplexed RTP/STUN packets as follows: full mode using STUN server to gather candidates. STUN server is required to support ICE full mode. | | |
Regular modeICE-Lite Mode When acting as an ICE agent, supports Regular mode when only UDP candidates are are supportedLite agent the SBC is connected to a public internet using only single host UDP candidate. | | |
RTP and RTCP RTP and RTCP as separate components for each candidate. | | |
IPv4 only ICE protocol does not guarantee consecutive ports for RTP and Real-Time Transport Control Protocol (RTCP). | | |
Media Send/receive media to RTP and RTCP on nonconsecutive ports on the SBC 1000/2000 platform. | |
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