how to set user credentials to the public link we share

[aniruddha]

if a person meet the credentials he will have the access to the link

[jayesh_prajapat]

in that case, please follow the steps given in link I shared. for your easy access, sharing same link again here Migrating servers | Alfresco Documentation 

[aniruddha]

in that document they have said like 

"Export the database to dir.root (same location as content and indexes)."How to do this.