and that what i got on gate2:

    -- Executing Dial("Zap/1-1", "Zap/g5/5550003") in new stack
    -- Called g5/5550003
    -- Accepting call from '' to '5550002' on channel 0/1, span 1
    -- Zap/25-1 answered Zap/1-1
    -- Attempting native bridge of Zap/1-1 and Zap/25-1
    -- Channel 0/1, span 1 got hangup
    -- Hungup 'Zap/25-1'
  == Spawn extension (from_bell, 5550002, 1) exited non-zero on 'Zap/1-1'
    -- Hungup 'Zap/1-1'
gate2*CLI>