Thanks for replay, I have received Unbolock event now, as we configure PABX for ISDN protocol, Then it is fine now.The log as below:
05/06 11:53:23.047 [GC_APICALL]: gc_OpenEx(devicename=:N_dtiB1T1:P_DM3:V_dxxxB1C1, mode=EV_SYNC) Success
05/06 11:53:23.047 [MISC]: gc_SetCallingNum(linedev=4, phone_num = 1001) Success
05/06 11:53:23.147 [MISC]: ********* Received a GC event *********
05/06 11:53:23.147 [EVENT]: GCEV_UNBLOCKED
05/06 11:53:23.147 [STATE]: GCST_NULL is the current GC call state
In addition,I want send UU IE message, i use gc_SetInfoElem before make call, The telephone is is ringing, but no text message on telephone, The code as below:
gc_OpenEx(......);
InitIEBlk(&ieBlk);
if (gc_SetInfoElem(pline->ldev, &gcIeBlk) == -1)
{ ///}
gc_MakeCall(pline->ldev, &pline->call[callindex].crn,.....)
Thanks
Frank