Patton electronic 2710 - Manual (Page 25)

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The NetLink-T1™ receiving a RL can be in one of the following states:
RxPr– The NetLink-T1™ is receiving a preparatory pattern.
Sack– The NetLink-T1™, upon receiving a preparatory pattern,
sends an acknowledgement message.
RL– The NetLink-T1™ is in remote loopback mode.
RxTr– The NetLink-T1™ is receiving a terminate loopback mes-
sage.
Wt1s– The NetLink-T1™ is waiting for a sequence of all ones and
will time out if it does not receive it.
IdleP– The NetLink-T1™ is sending a QRSS, 511 or 2047 pattern.
Off– The NetLink-T1™ is in local loopback.
– Test Pattern: Idle (default)
Options: Idle or Sending
To send a pattern, press the ‘c’ key and press to send the
test pattern. The “OK” message indicates the received test pattern is
error-free. The “BE” message indicates errors in the received pattern.
Idle– Indicates that NetLink-T1™ is not sending a pattern.
Sending– Indicates that NetLink-T1™ is sending a pattern.
– Error Insertion: Off (default)
Options: On, Off
You may inject intentional errors into the test pattern by turning Error
Insertion ON. The Error (ERR) LED will blink once per second.
– Selected Pattern: QRRSS (default)
Options: QRSS, 511, or 2047
Use this option to select the test pattern used to test the link.