Raisecom#show transceiver ddm tengigabitethernet 1/1/25
If device is externally calibrated, only calibrated values are printed.
++ : high alarm, +  : high warning, -  : low warning, -- : low alarm, * :normal
Tx: transmit, Rx: receive, mA: milliamperes.

Port: tengigabitethernet1/1/25
ParaName            Unit       Value     Status
------------------------------------------------
Temperature         Celsius    29.191    *               
Tx bias Current     mA         4.320     *               
Optical Tx Power    dBm        -6.073    *               
Optical Rx Power    dBm        -5.361    *               
Supply Voltage      Volts      3.263     *