# NCCEVN_CALLID_AVAILABLE

A call identifier (used to identify a call in a two channel transfer) is available.

#### State transition

None.

#### Associated function

Unsolicited

#### Fields

Field | Description
callhd | Call handle.

#### Details

NCCEVN_CALLID_AVAILABLE indicates that a call identifier is available for two channel transfer. Upon receiving this event, the application can issue a two channel transfer. This event can occur in any call state.

This event is generated only if the NCC_REPORT_CALLID bit is set in the NCC.START.eventmask parameter (see NCC service global parameters). Default is that the event is not sent.