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The default configuration directory is /config.
loadkey - load user SSH key from a file
merge - merge configuration from a file into the candidate configuration
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run - run an operational-mode command
Syntax: run
Run one of the operational-mode commands while still in the configuration-mode.
save - save the configuration to a file
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validate - validate the current set of changes
Syntax: validate
Perform pre-commit checks to make sure the configuration changes are valid.