uickBooks users can use the Multi-user mode for connecting to the same company file. In this context, user can either configure his/her PC as the host or use some dedicated server for accessing the multi-user feature. One noteworthy tool is this context is the QuickBooks Database Server Manager. A key feature of the QuickBooks Database Server Manager is that it lets users host the company file on the network.
Read more: https://qbsenterprisesupport.com/quickbooks-unable-to-connect-to-remote-server/