TAPI 支持以下呼叫中心功能：
- lineAgentSpecific
- lineCreateAgent
- lineCreateAgentSession
- lineGetAgentActivityList
- lineGetAgentCaps
- lineGetAgentGroupList
- lineGetAgentInfo
- lineGetAgentSessionInfo
- lineGetAgentSessionList
- lineGetAgentStatus
- lineGetGroupList
- lineGetProxyStatus
- lineGetQueueInfo
- lineGetQueueList
- lineProxyMessage
- lineProxyResponse
- lineSetAgentActivity
- lineSetAgentGroup
- lineSetAgentMeasurementPeriod
- lineSetAgentSessionState
- lineSetAgentState
- lineSetAgentStateEx
- lineSetQueueMeasurementPeriod