/mcpExpected events Action For A: CONNECTED CONFERENCED Caller = A, called = B, connected = B CONFERENCED Caller = A, called = C, connected = C Call-3 IDLE For B: For A: CONNECTED CONFERENCED Caller = A, called = B, connected = B CONFERENCED Caller = B, called = C, connected = C For C: For A: CONNECTED CONFERENCED Caller = A, called = C, connected = C CONFERENCED Caller = C, called = B, connected = B A picks active call (A‡ C) on phone UI, and presses "Conference" to complete the conference Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 1001 Message Sequence Charts Message Sequence Charts