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<ck><di ky="0" rd="accepting_calls.htm|Accepting calls" ct=" Accepting calls  Receipt of NCCEVN_INCOMING_CALL indicates that NCC detected the incoming cal ..."/><di ky="1" rd="alphabetical_error_summary_.htm|Alphabetical error summary" ct=" Alphabetical error summary  The following table alphabetically lists errors that can occur as ..."/><di ky="2" rd="answering_calls.htm|Answering calls" ct=" Answering calls  To answer a call, an application invokes  nccAnswerCall . You can specify a  ..."/><di ky="3" rd="before_running_nccxfer.html|Before running nccxfer" ct=" Before running nccxfer  NCC provides the  nccxfer  program to demonstrate transferring an inc ..."/><di ky="4" rd="billing_functions.htm|Billing functions" ct=" Billing functions        Function    Synchronous/ Asynchronous    D ..."/><di ky="5" rd="blocking_calls_.htm|Blocking calls" ct=" Blocking calls  The application can  block all incoming calls  on a line and prevent placemen ..."/><di ky="6" rd="call_billing_events.htm|Call billing events" ct=" Call billing events         Event    Informational/ T ransitional   ..."/><di ky="7" rd="call_blocking_events.html|Call blocking events" ct=" Call blocking events         Event    Informational/ T ransitional   ..."/><di ky="8" rd="call_blocking_functions.htm|Call blocking functions" ct=" Call blocking functions        Function    Synchronous/ Asynchronous   ..."/><di ky="9" rd="call_disconnect_and_call_release_events.html|Call disconnect and call release events" ct=" Call disconnect and call release events     Event    Informational/ T ransition ..."/><di ky="10" rd="call_disconnect_and_release_functions.htm|Call disconnect and release functions" ct=" Call disconnect and release functions        Function    Synchronous/ Asy ..."/><di ky="11" rd="call_holding,_retrieval,_and_transfer_functions.htm|Call holding, retrieval, and transfer functions" ct=" Call holding, retrieval, and transfer functions        Function    Synchron ..."/><di ky="12" rd="call_holding,_retrieving,_and_transfer_events.htm|Call holding, retrieving, and transfer events" ct=" Call holding, retrieval, and transfer events     Event    Informational/ T rans ..."/><di ky="13" rd="call_states.htm|Call states" ct=" Call states  The following table lists the call states. One or more transitional events assoc ..."/><di ky="14" rd="call_status_and_protocol_capability_status_events.htm|Call status and protocol capability status events" ct=" Call status and protocol capability status events         Event    Inform ..."/><di ky="15" rd="cooperative_call_processing_.htm|Cooperative call processing" ct=" Cooperative call processing  NaturalAccess provides the capability for two or more applicatio ..."/><di ky="16" rd="disconnecting_calls_.htm|Disconnecting calls" ct=" Disconnecting calls  When a call is torn down, the application can process it in one of two w ..."/><di ky="17" rd="getting_caller_address_information_(caller_id).htm|Getting caller address information (caller ID)" ct=" Getting caller address information (caller ID)  Most protocols support caller ID: the ability ..."/><di ky="18" rd="getting_status_information_.htm|Getting status information" ct=" Getting status information  The following status information is available:    Line stat ..."/><di ky="19" rd="glossary__dsp.htm|Glossary: DSP" ct=" In telephony, a digital signal processor; a microprocessor that is designed to perform the calc ..."/><di ky="20" rd="glossary__event_queue.htm|Glossary: event queue" ct=" In NaturalAccess, the single queue created by calling ctaCreateQueue in which the application r ..."/><di ky="21" rd="glossary_context_handles.htm|Glossary_context handles" ct=" In NaturalAccess, a programming reference to the allocated context.  	   	 	 © 	 Copy ..."/><di ky="22" rd="glossary_dtmf.htm|glossary_dtmf" ct=" An inband signaling system that uses two simultaneous voiceband tones for dialing. Also called  ..."/><di ky="23" rd="glossary_mfc-r2.htm|glossary_mfc-r2" ct=" ITU standard line protocol for E1 lines using compelled MF tones and channel associated signali ..."/><di ky="24" rd="glossary_nocc.htm|NOCC" ct="  No call control; the trunk control program used when the application does not use protocol ..."/><di ky="25" rd="glossary_protocol_telephony.htm|protocol (telephony)" ct=" Defined procedure for call setup and call teardown.  	   	 	 © 	 Copyright 2010 Dialo ..."/><di ky="26" rd="glossary_tcp.htm|TCP" ct="  Trunk control program; a module that contains the low-level code to interface with an anal ..."/><di ky="27" rd="glossary_udp.htm|UDP" ct="  User datagram protocol; a connectionless, unreliable, transport network protocol for the e ..."/><di ky="28" rd="glossary_udptl.htm|UDPTL" ct="  Facsimile UDP transport layer protocol. The transport-layer protocol for transferring UDP  ..."/><di ky="29" rd="glossary_unsolicited_events.htm|Glossary_unsolicited events" ct=" Events that are not generated directly in response to a command.  	   	 	 © 	 Copyrig ..."/><di ky="30" rd="holding_calls_.htm|Holding calls" ct=" Holding calls  The NCC API supports the ability to  place a call on hold , and to  retrieve a ..."/><di ky="31" rd="inbound_call_procedures.htm|Inbound call procedures" ct=" Inbound call procedures  After you start a protocol on a line context with  nccStartProtocol ..."/><di ky="32" rd="incoming_call_events.htm|Incoming call events" ct=" Incoming call events     Event    Informational/ T ransitional    Solicit ..."/><di ky="33" rd="incoming_call_functions_.htm|Incoming call functions" ct=" Incoming call functions        Function    Synchronous/ Asynchronous   ..."/><di ky="34" rd="limiting_call_attempts_by_automatic_dialers.html|Limiting call attempts by automatic dialers" ct=" Limiting call attempts by automatic dialers  International regulatory approvals require you t ..."/><di ky="35" rd="line_and_protocol_status_events.htm|Line and protocol status events" ct=" Line and protocol status events     Event    Informational/ T ransitional   ..."/><di ky="36" rd="line_states.htm|Line states" ct=" Line states  The following table lists the line states. One or more transitional events assoc ..."/><di ky="37" rd="linking_with_the_ncc_api.htm|Linking with the NCC API" ct=" Linking with the NCC API  The NCC API contains two components, the NCC API interface and the  ..."/><di ky="38" rd="loading_and_changing_parameters.htm|Loading and changing parameters" ct=" Loading and changing parameters  A parameter file must be in one of the directories specified ..."/><di ky="39" rd="loading_and_starting_a_protocol_.htm|Loading and starting a protocol" ct=" Loading and starting a protocol  After you initialize NaturalAccess and create event queues a ..."/><di ky="40" rd="monitoring_the_placing_call_state.htm|Monitoring the placing call state" ct=" Monitoring the placing call state  If the application receives NCCEVN_PLACING_CALL while the  ..."/><di ky="41" rd="monitoring_the_proceeding_call_state.htm|Monitoring the proceeding call state" ct=" Monitoring the proceeding call state  When the switch has accepted the call set up request, a ..."/><di ky="42" rd="ncc.x.adi_placecall_.htm|NCC.X.ADI_PLACECALL" ct=" NCC.X.ADI_PLACECALL  Dependent function:  nccPlaceCall  Note:  All Field  names in this s ..."/><di ky="43" rd="ncc.x.adi_start.htm|NCC.X.ADI_START" ct="  NCC.X.ADI_START    Dependent function:  nccStartProtocol  Note:  All field  names in ..."/><di ky="44" rd="ncc_api_call_control_model_.htm|NCC API call control model" ct=" NCC API call control model  The NCC API call control model differentiates between lines and c ..."/><di ky="45" rd="ncc_api_features.htm|NCC API features" ct="  NCC API features  Call control, an essential part of telephony applications, provides a  ..."/><di ky="46" rd="ncc_api_global_parameters.htm|NCC API global parameters" ct=" NCC API global parameters  This topic describes the following NCC implementation-independent, ..."/><di ky="47" rd="ncc_events_and_call_states.htm|NCC events and call states" ct=" NCC events and call states  The following table specifies standard NCC events that the applic ..."/><di ky="48" rd="ncc_events_and_line_states.html|NCC events and line states" ct=" NCC events and line states  The following table specifies standard NCC events that the applic ..."/><di ky="49" rd="ncc_functions_and_call_states.htm|NCC functions and call states" ct=" NCC functions and call states  The following table lists which NCC API calls can be made from ..."/><di ky="50" rd="ncc_functions_and_line_states.html|NCC functions and line states" ct=" NCC functions and line states  The following table lists which NCC API calls can be made from ..."/><di ky="51" rd="nccacceptcall.html|nccAcceptCall" ct=" nccAcceptCall  Accepts a call without answering or rejecting it.  Prototype  DWORD  nccAc ..."/><di ky="52" rd="nccanswercall.html|nccAnswerCall" ct=" nccAnswerCall  Answers a call.  Prototype  DWORD  nccAnswerCall  ( NCC_CALLHD  callhd , u ..."/><di ky="53" rd="nccautomatictransfer.html|nccAutomaticTransfer" ct=" nccAutomaticTransfer  Transfers a call on a PBX, Centrex, or Centrex-like line.  Prototype ..."/><di ky="54" rd="nccblockcalls.html|nccBlockCalls" ct=" nccBlockCalls  Blocks incoming calls.  Prototype  DWORD  nccBlockCalls  ( CTAHD  linehd , ..."/><di ky="55" rd="nccdisconnectcall.html|nccDisconnectCall" ct=" nccDisconnectCall  Disconnects a call that is connected to the network.  Prototype  DWORD ..."/><di ky="56" rd="nccevnacceptingcall.html|NCCEVN_ACCEPTING_CALL" ct=" NCCEVN_ACCEPTING_CALL  The application accepted the call referenced by the call handle.  St ..."/><di ky="57" rd="nccevnansweringcall.html|NCCEVN_ANSWERING_CALL" ct=" NCCEVN_ANSWERING_CALL  The application answered the call referenced by the call handle.  St ..."/><di ky="58" rd="nccevnbillingindication.html|NCCEVN_BILLING_INDICATION" ct=" NCCEVN_BILLING_INDICATION  A billing indication arrived.  State transition  None.  Asso ..."/><di ky="59" rd="nccevnbillingset.html|NCCEVN_BILLING_SET" ct=" NCCEVN_BILLING_SET  Request to set the billing for an incoming call is complete.  State tra ..."/><di ky="60" rd="nccevnblockfailed.html|NCCEVN_BLOCK_FAILED" ct=" NCCEVN_BLOCK_FAILED  Request to block calls on a line failed.  State transition  None.  ..."/></ck>