
Field Descri
tion
Info Detailed alarm information.
Slot n board state is
faulty.
Card n is faulty. The reason may be the card is booting or the card fails.
Verifying and diagnosing transceiver modules
Introduction to transceiver modules
There are two types of commonly used transceiver modules, as shown in Table 14. They can be
further divided into optical transceiver modules and electrical transceiver modules based on
transmission medium.
Table 14 Commonly used transceiver modules
Transceiver
type
Application scenarios
Optical
transceiver
module?
Electrical
transceiver
module?
SFP
Generally used for 100M/1000M Ethernet
interfaces, ATM, or POS 155M/622M/2.5G
interfaces
Yes Yes
XFP
Generally used for 10G Ethernet interfaces and
10 RPR interfaces
Yes No
Verifying transceiver modules
To verify transceiver modules, you can use the following commands to view the key parameters of the
transceiver modules, including transceiver module type, connector type, central wavelength of the
laser sent, transfer distance, and vendor name.
To display transceiver module information:
Task Command Remarks
Display key parameters of the transceiver
module in a specified interface.
display transceiver interface
[ interface-type interface-number ]
Available for all
transceiver modules.
Display part of the electrical label data for
the transceiver module in a specified
interface.
display transceiver manuinfo
interface [ interface-type interface-
number ]
Available for all
transceiver modules.
# Display the main parameters of the transceiver module plugged in interface GigabitEthernet 3/1/1.
<Sysname> display transceiver interface Gigabitethernet 3/1/1
GigabitEthernet3/1/1 transceiver information:
Transceiver Type : 1000_BASE_SX_SFP
Connector Type : LC
Wavelength(nm) : 850
Transfer Distance(m) : 550(50um),270(62.5um)
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