exten => _4XX,1,NoOp,Iniziamo_la_chiamata
exten => _4XX,2,Dial(${TRUNK}$B${EXTEN})

exten => h,1,NoOp,Hanguppiamo
exten => h,2,Hangup


------------------------------------------------------------------------------

    -- Remote UNIX connection
    -- Executing NoOp("SIP/493-21bb", "Iniziamo_la_chiamata") in new stack
    -- Executing Dial("SIP/493-21bb", "CAPI/460:B461") in new stack
    -- Called 460:B461
    -- CAPI[contr1/460]/0 is making progress passing it to SIP/493-21bb
    -- CAPI[contr1/460]/0 is ringing
    -- CAPI[contr1/460]/0 answered SIP/493-21bb
  == Spawn extension (default, 461, 2) exited non-zero on 'SIP/493-21bb'
    -- Executing NoOp("SIP/493-21bb", "hanguppiamo") in new stack
    -- Executing Hangup("SIP/493-21bb", "") in new stack
  == Spawn extension (default, h, 2) exited non-zero on 'SIP/493-21bb'