Verilink Access Manager 2000 (896-502037-001) Product Manual User Manual
Page 331
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Testing DIUs
Access Manager 2000 User Manual
8-61
8. To view DIU test results, select the
Stop Sending Test
Pattern
option. The DIU 2130 Test Status screen appears.
The DIU 2130 can now detect the three V.54 leads which equipment
can use to activate data channel loopbacks. The definitions are as
follows:
•
LL:
The data channel loopbacks on the DIU 2130 at the local
node (the node to which the DTE sending LL is connected).
•
RL:
The data channel loopbacks on the DIU 2130 on the far end
of the network connection.
•
TM:
This is set high by the DIU 2130 upon successfully
activating LL or RL to notify the DTE of its current state.
Node name
V.54 data channel loopback detection
shelf number
slot number
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