Users Guide

NVRAM, EEPROM, and CPLD) wherever possible. There are no tests on 10G links. At this
level, stack ports are shut down automatically.
level2 Enter the keyword level2 to run Level 2 diagnostics. Level 2 diagnostics are a full set of
diagnostic tests with no support for automatic partitioning. Level 2 diagnostics are used
primarily for on-board loopback tests and more extensive component diagnostics. Various
components on the board are put into Loopback mode and test packets are transmitted
through those components. These diagnostics also perform snake tests using VLAN
congurations. To test 10G links, physically remove the unit from the stack.
verbose Enter the keyword verbose to run the diagnostic in Verbose mode. Verbose mode gives
more information in the output than Standard mode.
testname Enter the keyword testname to run a specic test case. Enclose the test case name in
double quotes (“ “). For example: diag stack-unit 1 level1 testname
“first”
. You can use this option only for interactive tests.
no-reboot Enter the keyword no-reboot to prevent the system from rebooting after the test. To
bring the stack unit to online state, use the online stack-unit stack-unit-
number
command.
Defaults None
Command Modes EXEC Privilege
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell EMC
Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100-ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.3.1.0 Introduced the verbose option.
7.7.1.0 Introduced on the S-Series.
Debugging and Diagnostics 601