net use J: /delete 
net use I: /delete 
net use O: /delete 


net use J: \\YourFileServer\NameOfSharedFolder /USER:domain\username password /persistent:yes
net use I: \\YourFileServer\NameOfSharedFolder /USER:domain\username password /persistent:yes
net use O: \\YourFileServer\NameOfSharedFolder /USER:domain\username password /persistent:yes
pause