The format of the parameters follows: • hCall—The call for which the Call Tone Changed event applies • dwParam—Message type • dwParam2—CTONE_ZIPZIP, 0x31 (Zip Zip tone), CTONE_ZIP, 0x32 (Zip tone) • dwParam3—If dwParam2 is CTONE_ZIPZIP, this parameter contains a bitmask with the following possible values: • CZIPZIP_FACREQUIRED—If this bit is set, it indicates that a FAC is required. • CZIPZIP_CMCREQUIRED—If this bit is set, it indicates that a CMC is required. • If dwParam2 is CTONE_ZIP, this parameter contains direction mode with the following possible values: 0 -Tone is played at local End 1 -Tone is played at Remote End For a DN that requires both codes, the first event always applies for the FAC and CMC code. The application optionally can send both codes separated by # in the same request. The second event generation remains optional based on what the application sends in the first request. Note Line Property Changed Events SLDSMT_LINE_PROPERTY_CHANGED When a line property is changed, a LINEDEVSPECIFIC event is fired with indication of the changes. This extension is available only if extension version 0x00080000 or higher is negotiated. Note The format of the parameters follows: dwParam1 -Message type dwParam2 -indication type -CiscoLinePropertyChangeType enum CiscoLinePropertyChangeType { LPCT_INTERCOM_LINE

0x00000001, LPCT_RECORDING_TYPE

0x00000002, LPCT_MAX_CALLS

0x00000004, LPCT_BUSY_TRIGGER

0x00000008, LPCT_LINE_INSTANCE

0x00000010, LPCT_LINE_LABEL

0x00000020, LPCT_VOICEMAIL_PILOT

0x00000040, LPCT_DEVICE_IPADDRESS

0x00000080, LPCT_NEWCALL_ROLLOVER

0x00000100, LPCT_CONSULTCALL_ROLLOVER

0x00000200, Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 413 Cisco Device-Specific Extensions Line Property Changed Events