Each DDM Diameter controller need to be aging tested before shipping out, make sure every controller in good working condition and stable.
![DDM Diameter online Controller](http://www.giftskit.com/wp-content/uploads/DDM-3020-Diameter-online-Controller-being-tested.jpg)
![DDM Diameter online Measurer](http://www.giftskit.com/wp-content/uploads/DDM-3020-Diameter-online-Controller-being-tested-side-b.jpg)
![DDM Diameter online Detector](http://www.giftskit.com/wp-content/uploads/DDM-3020-Diameter-online-Controller-being-tested-side-c.jpg)
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