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Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
Usage
Information
This command enables a hardware watchdog mechanism that automatically reboots an Dell Networking
OS switch/router with a single unresponsive unit. This is a last resort mechanism intended to prevent a
manual power cycle.
online stack-unit
Place a stack unit in the online state.
Syntax
online stack-unit number
Parameters
number Enter the stack-unit number. The range is from 0 to 5.
Defaults none
Command Modes EXEC Privilege
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
offline stack-unit
Place a stack unit in the offline state.
Syntax
offline stack-unit number
Parameters
number Enter the stack-unit number. The range is from 0 to 5.
Defaults none
Command Modes EXEC Privilege
Supported Modes All Modes
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
Usage
Information
While executing the offline stack unit CLI, the following warning message is displayed:
Dell#offline stack-unit 0
Warning - offline of unit will bring down all the protocols and
the unit will be operationally down, except for running Diagnostics.
Please make sure that stacking/fanout not configured for Diagnostics
execution.
Also reboot/online command is necessary for normal operation after the
offline command is issued.
Proceed with Offline [confirm yes/no]:no
Dell#
1248 Debugging and Diagnostics