freepbx исходящий вызов [закрыт]

Asterisk - 13.6 FreePBX 12.0.76.2

-- Executing [s@macro-dialout-trunk:20] ExecIf("SIP/109-000002a7", "1?Set(CONNECTEDLINE(name,i)=CID:109)") in new stack
    -- Executing [s@macro-dialout-trunk:21] GotoIf("SIP/109-000002a7", "0?customtrunk") in new stack
    -- Executing [s@macro-dialout-trunk:22] Dial("SIP/109-000002a7", "/8xxxxxxxxxx,,") in new stack
**[2016-01-30 14:05:17] WARNING[12566][C-0000007d]: channel.c:6043 ast_request: No channel type registered for ''
[2016-01-30 14:05:17] WARNING[12566][C-0000007d]: app_dial.c:2411 dial_exec_full: Unable to create channel of type '' (cause 66 - Channel not implemented)**
  == Everyone is busy/congested at this time (1:0/0/1)
    -- Executing [s@macro-dialout-trunk:23] NoOp("SIP/109-000002a7", "Dial failed for some reason with DIALSTATUS = CHANUNAVAIL and HANGUPCAUSE = 66") in new stack
    -- Executing [s@macro-dialout-trunk:24] GotoIf("SIP/109-000002a7", "0?continue,1:s-CHANUNAVAIL,1") in new stack
    -- Goto (macro-dialout-trunk,s-CHANUNAVAIL,1)
    -- Executing [s-CHANUNAVAIL@macro-dialout-trunk:1] Set("SIP/109-000002a7", "RC=66") in new stack
    -- Executing [s-CHANUNAVAIL@macro-dialout-trunk:2] Goto("SIP/109-000002a7", "66,1") in new stack
    -- Goto (macro-dialout-trunk,66,1)

не работают исходящие звонки с любого транка, входящие нормально и между собой тоже работают. В чем может быть причина ?