How to enable Maintenance mode through Command prompt

In order, to enable the Maintenance mode - run Command prompt as administrator then execute the following command:

c:\AosService\PackagesLocalDirectory\Bin\Microsoft.Dynamics.AX.Deployment.Setup.exe --metadatadir c:\AosService\PackagesLocalDirectory --bindir c:\AosService\PackagesLocalDirectory\Bin --sqlserver . --sqldatabase axdb --sqluser axdbadmin --sqlpwd AOSWebSite@123 --setupmode maintenancemode --isinmaintenancemode true  + Enter

Next – execute the command:   IISreset + Enter

Maintenance mode enabled!

c:\AosService\PackagesLocalDirectory\Bin\Microsoft.Dynamics.AX.Deployment.Setup.exe --metadatadir c:\AosService\PackagesLocalDirectory --bindir c:\AosService\PackagesLocalDirectory\Bin --sqlserver . --sqldatabase axdb --sqluser axdbadmin --sqlpwd AOSWebSite@123 --setupmode maintenancemode --isinmaintenancemode false  +  Enter

 Next – execute the command:   IISreset  +  Enter

Maintenance mode disabled!