# acu_ss_notify_tbct_calls_ret_result

Indicates that the transferred call was cleared.

#### Variant

NI2

#### Operation ID

ACU_OP_ID_TBCT_CALLS

#### OpType

ACU_OP_TYPE_RETRES

#### Structure

struct acu_ss_tbct_calls_ret_result
{
struct u4_acu_ext_hdr ext_hdr; /* extension header */
struct u4_acu_ss_hdrss_hdr; /* supplementary services header */
DWORD call_tag; /* call tag of the transferred call */
pad4
};

#### Fields

The call_tag field contains the value that identifies the call that was transferred (by TBCT) and has cleared. This field's values range from 1 to 120,000 if the notification to controller feature is available.

Note: The call_tag value is unique for a particular PRI
. If the application is served by more that one PRI, the same call_tag can be used for different transferred calls on different PRIs.