Chapter 40 Digital Optical Monitoring

Examples

Example: Displaying Threshold Violations

This example shows how to display the threshold violations for all transceivers on a Cisco ASR 901 router:

Router# show interfaces transceiver threshold violations

Rx: Receive, Tx: Transmit.

DDDD: days, HH: hours, MM: minutes, SS: seconds

 

 

Time since Last Known

 

 

Time in slot

Threshold Violation

Type(s) of Last Known

Port

(DDDD:HH:MM:SS)

(DDDD:HH:MM:SS)

Threshold Violation(s)

---------

---------------

----------------------

----------------------

Gi0/10

0000:02:50:19

Not applicable

Not applicable

Gi0/11

0000:02:51:15

 

Rx power low alarm

 

 

 

-31.0 dBm < -17.1 dBm

Example: Displaying Threshold Violations on a Specific Interface

This example shows how to display violations for the transceiver on a specific interface:

Router# show interfaces GigabitEthernet 0/9 transceiver

ITU Channel not available (Wavelength not available),

Transceiver is externally calibrated.

If device is externally calibrated, only calibrated values are printed. ++ : high alarm, + : high warning, - : low warning, -- : low alarm. NA or N/A: not applicable, Tx: transmit, Rx: receive.

mA: milliamperes, dBm: decibels (milliwatts).

 

 

 

 

Optical

Optical

 

Temperature

Voltage

Current

Tx Power

Rx Power

Port

(Celsius)

(Volts)

(mA)

(dBm)

(dBm)

---------

-----------

-------

--------

--------

--------

Gi0/9

32.5

3.20

385.1

-5.5

-5.0

Example: When Transceiver Monitoring is Disabled

This example shows how to disable transceiver monitoring for all transceivers:

Router(config-xcvr-type)# no monitoring

This example shows the sample output when transceiver monitoring is disabled:

Router# show interfaces transceiver detail

Transceiver monitoring is disabled for all interfaces.

mA: milliamperes, dBm: decibels (milliwatts), NA or N/A: not applicable.

++ : high alarm, + : high warning, - : low warning, -- : low alarm. A2D readouts (if they differ), are reported in parentheses.

The threshold values are calibrated.

 

 

 

High Alarm

High Warn

Low Warn

Low Alarm

 

 

Temperature

Threshold

Threshold

Threshold

Threshold

 

Port

(Celsius)

(Celsius)

(Celsius)

(Celsius)

(Celsius)

---------

-----------------

----------

---------

---------

---------

 

 

 

 

Gi0/10

34.1

85.0

75.0

0.0

-5.0

 

 

 

 

Gi0/11

32.8

85.0

75.0

0.0

-5.0

 

 

 

 

 

 

High Alarm

High Warn

Low Warn

Low Alarm

 

 

Voltage

Threshold

Threshold

Threshold

Threshold

 

Port

(Volts)

(Volts)

(Volts)

(Volts)

(Volts)

---------

-----------------

----------

---------

---------

---------

 

 

 

 

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OL-23826-09

 

 

 

 

 

 

40-9

 

 

 

 

 

 

 

 

 

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Cisco Systems A9014CFD Example Displaying Threshold Violations, Example When Transceiver Monitoring is Disabled, 40-9