Dell Emulex Family of Adapters - Manual (Page 358)

OneCommand Manager Command Line Interface Version 10.2 User Manual P010067-01A Rev. A
5. CLI Client Command Descriptions
Diagnostic Commands
358
LoopBackTest
This command runs one of the loopback tests available on the adapter port specified by
the WWPN or MAC address.
Notes:

PHY diagnostics are not supported on mezzanine cards and blade network
daughter cards because they do not contain PHYs.

The external loopback test is not supported for OCe11102-xT adapters.
Supported By
Linux, Solaris, VMware ESXi, and Windows
Syntax
LoopBackTest [Pattern]
Parameters
Example
hbacmd h=10.192.193.154 m=cim u=root p=Swamiji001 n=root/emulex
LoopBackTest 00-00-c9-93-2f-9f 4 120 0
WWPN
The WWPN of an FC or FCoE port.
MAC
The MAC address of a NIC or iSCSI port.
Type
The type of loopback test to run:

0 = PCI loopback test; not supported for OneConnect or
LPe16202 adapters

1 = Internal loopback test; not supported for OneConnect or
LPe16202 adapters

2 = External loopback test (requires loopback plug)

3 = DMA loopback test; only supported for OneConnect and
LPe16202 adapters (this test is not supported via the CIM
interface)

4 = PHY loopback test; only supported for OneConnect adapters

5 = MAC loopback test; only supported for OneConnect
adapters
Count
Number of times to run the test. Possible values are 1–99,9999. To run
the test infinitely, use 0.
StopOnError
Checks if the test must be halted on error.
0 = No halt
1 = Halt
Pattern
An optional parameter that specifies 1–8 hexadecimal bytes to use for
loopback data (for example: 1a2b3c4d).