ADTRAN 1202011L1, Руководство пользователя

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Chapter 12. Viewing Status Information
61202011L1-1 DSU III AR User Manual 12-3
DDS Network Status
This line of the display shows the current status of the dedicated
network interface. Possible messages include:
Message Description
LOOP IS NORMAL The DSU is connected to the dedicated line. No line
irregularity detected.
OPEN LOOP The DDS physical connection has been broken.
NO RX SIGNAL The DSU III detects sealing current but no receive
signal.
CHECK TELCO LINE The DSU III detects a possible reversal in the Rx
and Tx pairs.
OOS/OOF FROM NET The DSU III detects an abnormal condition code
from the network.
NO FRAME SYNC The DSU III cannot sync on the signal from the tel-
co (64k or secondary channel mode only).
TEST FROM TELCO The DSU III is in a test initiated from the telco.
Scroll to next status menu for test type.
RATE ADAPTING The DSU III is attempting to determine the loop rate
provided from the telco.
In SW56 mode the following messages are possible:
ANSWERING CALL The DSU III is answering an incoming call.
NO WINK FROM CO The DSU III did not see a proper signal from the
network during dialing.
CALL DISCONNECT The SW56 was terminated.