b416a271_tabcmd_Commands__Description
[Option (short)] -s [Option (long)] --server [Argument] server URL [Description] 
If you are running the command from an on-premises Tableau Server computer, you can use http://localhost. Otherwise, specify the computer’s URL, such as http://bigbox.myco.com or http://bigbox. For Tableau Online specify the URLhttps://online.tableau.com.
tabcmd Commands
Description