-- Going to extension s|1 because of immediate=yes
    -- Accepting voice call from '618484423' to 's' on channel 0/1, span 1
    -- Executing Dial("Zap/1-1", "SIP/inezk") in new stack
Apr  7 11:31:23 NOTICE[7245]: app_dial.c:762 dial_exec: Unable to create channel of type 'SIP'
  == Everyone is busy/congested at this time
    -- Executing Hangup("Zap/1-1", "") in new stack
  == Spawn extension (default, s, 2) exited non-zero on 'Zap/1-1'
    -- Hungup 'Zap/1-1'