阅读排行

用两条命令看出你买的H3C光模块是否是正品

display transceiver manuinfo interface
display transceiver interface
从下文可以看出

1/0/26

1/0/27

2/0/26
三个端口的光模块是假货！！！

<1>display transceiver manuinfo interface

GigabitEthernet1/0/25 transceiver manufacture information:

Manu. Serial Number : 210231A563X09A003831

Manufacturing Date : 2009-10-14

Vendor Name : H3C

GigabitEthernet1/0/26 transceiver manufacture information:

Error: The transceiver does not support this function.

GigabitEthernet1/0/27 transceiver manufacture information:

Error: The transceiver does not support this function.

GigabitEthernet1/0/28 transceiver manufacture information:

Manu. Serial Number : 210231a562x089003814

Manufacturing Date : 2008-09-13

Vendor Name : H3C

GigabitEthernet2/0/25 transceiver manufacture information:

Manu. Serial Number : 210231a562x089003894

Manufacturing Date : 2008-09-13

Vendor Name : H3C

GigabitEthernet2/0/26 transceiver manufacture information:

Error: The transceiver does not support this function.

GigabitEthernet2/0/27 transceiver manufacture information:

Manu. Serial Number : 210231A563X09A003831

Manufacturing Date : 2009-10-14

Vendor Name : H3C

GigabitEthernet2/0/28 transceiver manufacture information:

Manu. Serial Number : 210231a562x089004152

Manufacturing Date : 2008-09-13

Vendor Name : H3C

<1>display transceiver interface

GigabitEthernet1/0/25 transceiver information:

Transceiver Type : 1000_BASE_LX_SFP

Connector Type : LC

Wavelength(nm) : 1310

Transfer Distance(km) : 20(9um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C

Ordering Name : SFP-GE-LX-SM1310-A

GigabitEthernet1/0/26 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um),270(62.5um)

Digital Diagnostic Monitoring : YES

Vendor Name : H 3 C

GigabitEthernet1/0/27 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um),270(62.5um)

Digital Diagnostic Monitoring : YES

Vendor Name : H 3 C

GigabitEthernet1/0/28 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um),270(62.5um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C

GigabitEthernet2/0/25 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um),270(62.5um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C

GigabitEthernet2/0/26 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C.

GigabitEthernet2/0/27 transceiver information:

Transceiver Type : 1000_BASE_LX_SFP

Connector Type : LC

Wavelength(nm) : 1310

Transfer Distance(km) : 20(9um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C

Ordering Name : SFP-GE-LX-SM1310-A

GigabitEthernet2/0/28 transceiver information:

Transceiver Type : 1000_BASE_SX_SFP

Connector Type : LC

Wavelength(nm) : 850

Transfer Distance(m) : 550(50um),270(62.5um)

Digital Diagnostic Monitoring : YES

Vendor Name : H3C

查看光衰，看光纤是否正常工作

查看光功率
dis transceiver diagnosis int t1/0/49

s5560 光功率范围值
-14.4 到 0.5
s5500 光功率范围值
-8.2 到 0.5

文章来自：http://www.cnblogs.com/itfat/p/7267586.html