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)
---------    -----------  -------  --------  --------  --------
Te1/1/1      33.0       3.32      17.8       0.4      -1.2
Te1/1/2      40.7       3.33      21.7       0.9      -2.0
Te1/1/3      33.9       3.30      18.1      -0.9      -1.2
Te2/1/1      43.8       3.36      20.6       0.1      -2.0
Te2/1/2      27.4       3.22      30.2      -2.5      -1.2