S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m
21-116
Cisco MDS 9000 Family Command Reference
OL-18089-01, Cisco MDS NX-OS Release 4.x
Chapter 21 S Commands
system health internal-loopback
Examples
The following example performs the internal loopback test for a Fibre Channel interface.
switch#
system health internal-loopback interface iscsi 8/1
Internal loopback test on interface iscsi 8/1 was successful.
Round trip time taken is 79 useconds
Related Commands
Command
Description
system health
Configures Online Health Management System (OHMS) features for a
specified interface or for the entire switch.
system health
external-loopback
Explicitly runs an external OHMS loopback test on demand for a specified
interface or module.
system health
serdes-loopback
Explicitly runs an internal OHMS Serializer/Deserializer (Serdes) loopback
test on demand for a Fibre Channel interface.