Network Interface - Paradyne FrameSaver 9620 User Manual

Network Interface

9621-A2-GB20-30
Label Indication
TST Test Mode
BKP Backup
Label Indication
DM Data Mode
OOS Out of Service
OOF/ NS Out of Frame/
No Signal
August 1997
Maintenance and Troubleshooting
Color What It Means
Yellow ON – Loopback or test pattern in progress,
initiated locally, remotely, or from the
network.
OFF – No tests are active.
Yellow ON – Access unit is in Backup mode;
that is, the backup link has been
established, and backup is in progress
through the specified Alternate
Destination Link.
OFF – Access unit is not in Backup mode;
that is, unit is idle, or is originating or
answering a backup call.
Blinking ON and OFF ( Rate: 1 Hz ) –
Alternate Destination Link is being
established, but no data has been
passed.
Color What It Means
Green ON – Access unit is sending or receiving
data, or is in DMI (data mode idle – an
all 1's condition).
OFF – Access unit in CMI (control mode idle –
an all 0's condition).
Red ON – Network is not in service.
OFF – Network is in service.
Red ON – No signal is being received from the
network, the cable is not connected to
the network, or the TX and RX pairs
are cross-connected.
OFF – A signal is present, and no out of
frame conditions have been detected
during the sampling interval.
Blinking ON and OFF ( Rate: 1 Hz ) –
At least one OOF has been detected
during the sampling interval.
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