Aethra d2000 lite ユーザーズマニュアル

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MANUALE D’USO 
                                          ISDN TESTER AND ANALYZER D2000
PRO
/D2000Lite/D2000 
 
 
In case of DASS2/DPNSS protocols, the layer 2 LED  turns green 
only if all the links are active (30 for PRI or 2 for BRI). Otherwise, 
if one link at least is active, the LED turns yellow. 
 
In case of  tests over G.703, G.704 or V/X interfaces, the layer 
1 LED turns green when the physical layers (frame, clock, 
criteria) is ready. The layer 2 LED is always off and the layer 3 
LED will turn green when the test will be active. 
7.2. B channels status 
 
 
Goes to page 2. 
This page displays all B channels with state according to the icons below: 
 
   
Channel not used. 
 
   
Activity (in monitor mode) or test in progress (in simulation 
mode). 
 
 
B channel data connected to the internal audio circuit. 
 
 
B channel data connected to the external HANDSET plug. 
 
 
Presence of incoming call, only if the answer has been set 
in manual mode. See § 3.8.2. 
 
 
B channel data are connected to V.11 connector. (Only 
D2000
PRO
 and D2000).  
 
 
Active loop. 
 
 <ch> 
Channel is connected in cross-loop with the channel <ch>. 
 
 
BER test in progress. 
 
 
When the controlling protocol LMI is active. In case of 
Frame Relay. (Only D2000
PRO
 and D2000Lite). 
 
 
IP test in progress. 
 
 
X.25 test in progress. 
CAPITOLO 7. SMART STATUS 
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