CISCO-IOS - Transceivers Status

TRANSCEIVERS DIAGNOSTIC

Display All Transceivers Status

show int transceiver

Shows :

cisco#sh int transceiver 
Transceiver monitoring is disabled for all interfaces.

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)
---------  -----------  -------  --------  --------  --------
Gi5/1        34.8       3.29      29.4       1.7     -16.2
...

Display A Single Transceiver Status

show interfaces <INTERFACE-NAME> transceiver detail

Shows :

cr1#show interfaces TenGigabitEthernet 5/16 transceiver detail 
Transceiver monitoring is disabled for all interfaces.

ITU Channel not available (Wavelength not available),
Transceiver is internally calibrated.
Alarms applicable when thresholds or values are not N/A.

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)
---------- ------------------  ----------  ---------  ---------  ---------
Te5/16       41.5                75.0        70.0        -5.0      -10.0

                            High Alarm  High Warn  Low Warn   Low Alarm
            Voltage            Threshold   Threshold  Threshold  Threshold
Port        (Volts)            (Volts)     (Volts)    (Volts)    (Volts)
----------  ---------------    ----------  ---------  ---------  ---------
Te5/16      3.26                   3.60        3.50        3.10       3.00

                            High Alarm  High Warn  Low Warn   Low Alarm
            Current            Threshold   Threshold  Threshold  Threshold
Port        (milliamperes)     (mA)        (mA)       (mA)       (mA)
----------  -----------------  ----------  ---------  ---------  ---------
Te5/16        5.9                12.0        11.0         2.0        1.0

            Optical            High Alarm  High Warn  Low Warn   Low Alarm
            Transmit Power     Threshold   Threshold  Threshold  Threshold
Port        (dBm)              (dBm)       (dBm)      (dBm)      (dBm)
----------  -----------------  ----------  ---------  ---------  ---------
Te5/16       -2.9                 0.0        -1.0        -7.5       -8.5

            Optical            High Alarm  High Warn  Low Warn   Low Alarm
            Receive Power      Threshold   Threshold  Threshold  Threshold
Port        (dBm)              (dBm)       (dBm)      (dBm)      (dBm)
----------  -----------------  ----------  ---------  ---------  ---------
Te5/16      -3.4                 0.0        -1.0       -12.0      -14.0