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Testing, Detecting problems, Chapter 7 – Paradyne 7612 SNMP DSU User Manual

Page 52

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7-1

7612-A2-GB20-10

November 1997

Testing

7

Detecting Problems

The DSU can detect and report problem conditions and perform diagnostic tests.
The DSU offers a number of indicators to alert you to possible problems:

H

LEDs – Refer to

DSU LEDs

in Chapter 6,

Monitoring the DSU

.

H

SNMP Traps – For information on traps, refer to

Configuring SNMP Traps

in

Chapter 8,

Messages and Troubleshooting

.

H

Health and status messages and network performance statistics. Refer to
Chapter 6,

Monitoring the DSU

.

H

Alarm Condition Indications.

The following table shows the available indicators of alarm conditions on the
network interface and the User Data port.

Alarm Condition

SNMP
Trap

ATI Status
Screen

Alarm
LED

Specific
LED

Crossed Pairs

Y

1

Y

Y

N

No Signal (NS)

Y

1

Y

Y

Y

Out of Service (OOS)

Y

1

Y

Y

Y

Out of Frame (OOF)

Y

1

Y

Y

Y

Excessive Bipolar Violations (BPV)

Y

1

Y

Y

N

Inband Framing Error

N

Y

Y

N

DTR Off

Y

1

Y

N

Y

1

Link Up/Link Down Trap