Thanks X-MAN so much.
I will give more details to your help.
I configure a DID number (ex:08xxxxxxxx),and i created speed call number 1111 (1111 with the destination 9+00+xxxxxxxx and checked Overrides toll control).My request is during business hours, when customers call to DID number 08xxxxxxxx reception will receive call.if overtime hours,customers call to DID number 08xxxxxxxx system will auto tranfer to 1111,but it's not work (I just get the sound of silence and end).But from reception,i press 1111 it's work.hoping to get help.
thanks