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The Model 2720 receiving a RL can be in one of the following states:
RxPr
The Model 2720 is receiving a preparatory pattern.
Sack
The Model 2720, upon receiving a preparatory pattern,
sends an acknowledgement message.
RL
The Model 2720 is in remote loopback mode.
RxTr
The Model 2720 is receiving a terminate loopback mes-
sage.
Wt1s
The Model 2720 is waiting for a sequence of all ones and
will time out if it does not receive it.
IdleP
The Model 2720 is sending a QRSS, 511 or 2047 pattern.
Off
The Model 2720 is in local loopback.
Test Pattern Idle (default)
Options: Idle or Sending
To send a pattern, press the 'c' key and press <spacebar> to send
the test pattern. The "OK" message indicates the received test pattern
is error-free. The "BE" message indicates errors in the received pat-
tern.
Idle
Indicates that Model 2720 is not sending a pattern.
Sending Indicates that 2720 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
Options: QRSS, 511, or 2047
Use this option to select the test pattern used to test the link.
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