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14  NTU Optical Network Terminals 
Fig. 5 shows NTU-2V side and top panels. 
 
Fig. 5—NTU-2V Top Panel 
The controls and LED indicators located on the NTU-2V side and top panels are shown in table . 
Table 4—Description of the LEDs and Controls Located on the Rear Panel 
Device power and activity status indicator 
Device authentication indicator 
Ethernet ports activity indicators 
Optical interface indicator 
A functional key that reboots the device and resets it to factory settings 
2.5.2 NTU-2VC 
NTU-2VC devices are designed as 151×107×40 mm desktop device in a plastic housing. 
 
The Fig. 6 shows the NTU-2VC rear panel layout.