loopback
Use this command to configure the loopback type (input, output, both) on the QSFP-DD module host/media side. If the loopback type is supported by the QSFP-DD module this will enable the loopback function.
Use the no parameter to remove this configuration and disable the loopback function.
Command Syntax
Copy
loopback (in|out|both) (host|media)
no loopback (host|media)Parameters
in
Configure input loopback
out
Configure output looback
both
Configure input and output loopback
host
Configure host side
media
Configure media side
Command Mode
QSFP-DD mode
Applicability
This command was introduced before OcNOS version 6.1.0.
Example
Copy
(config)#qsfp-dd 0
(config-qsfp-dd)#loopback in host
(config-qsfp-dd)#loopback out media
(config-qsfp-dd)#commit
(config-qsfp-dd)#loopback both media
(config-qsfp-dd)#no loopback host
(config-qsfp-dd)#commit
(config-qsfp-dd)#