-- Starting simple switch on 'Zap/2-1'
    -- Executing Macro("Zap/2-1", "stdexten|210|SIP/213") in new stack
    -- Executing SetCIDName("Zap/2-1", "Extn-Portable") in new stack
    -- Executing Dial("Zap/2-1", "SIP/213|20") in new stack
    -- Called 213
    -- SIP/213-03d4 is ringing
    -- SIP/213-03d4 answered Zap/2-1
    -- Started music on hold, class 'default', on Zap/2-1
    -- Stopped music on hold on Zap/2-1
  == Spawn extension (default, 200, 0) exited non-zero on 'Zap/2-1' in macro 'stdexten'
  == Spawn extension (default, 200, 0) exited non-zero on 'Zap/2-1'
    -- Executing Macro("Zap/2-1", "stdexten|200|ZAP/2") in new stack
    -- Executing SetCIDName("Zap/2-1", "Extn-Extn-Portable") in new stack
    -- Executing Dial("Zap/2-1", "ZAP/2|20") in new stack
    -- Called 2
    -- Zap/2-2 is ringing
    -- CPE supports Call Waiting Caller*ID.  Sending '"Extn-Extn-Portable" <200>'
    -- Zap/2-2 answered Zap/2-1
    -- Attempting native bridge of Zap/2-1 and Zap/2-2