交换机怎么查看光模块

以华为5700系列交换机为例，查看光模块信息命令如下：

查看指定端口光模块的常规、制造、告警以及诊断信息。

display transceiver interface gigabitethernet 0/0/1 verbose

gigabitethernet0/0/1 transceiver information:

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

Common information:

Transceiver Type :1000_BASE_SX_SFP

Connector Type :LC

Wavelength(nm) :850

Transfer Distance(m) :300(50um),150(62.5um)

Digital Diagnostic Monitoring :YES

Vendor Name :SumitomoElectric

Vendor Part Number :HFBR-5710L

Ordering Name :

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

Manufacture information:

Manu. Serial Number :88K056C10353

Manufacturing Date :2008-08-08

Vendor Name :SumitomoElectric

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

Diagnostic information:

Temperature(°C) :26.00

Temp High Threshold(°C) :85.00

Temp Low Threshold(°C) :-40.00

Voltage(V) :3.29

Volt High Threshold(V) :3.64

Volt Low Threshold(V) :2.95

Bias Current(mA) :4.57

Bias High Threshold(mA) :9.00

Bias Low Threshold(mA) :2.00

RX Power(dBM) :-40.00

RX Power High Threshold(dBM) :0.00

RX Power Low Threshold(dBM) :-16.99

TX Power(dBM) :-5.03

TX Power High Threshold(dBM) :-2.22

TX Power Low Threshold(dBM) :-6.99

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

其中：RX Power(dBM)

光模块接收功率。当接收功率为0瓦时，显示为-Inf。

RX Power High Threshold(dBM)

光模块接收功率上限。

RX Power low Threshold(dBM)

光模块接收功率下限。

TX Power(dBM)

光模块发送功率。当发送功率为0瓦时，显示为-Inf。

TX Power High Threshold(dBM)

光模块发送功率上限。

TX Power Low Threshold(dBM)

光模块发送功率下限。