<p data-path-to-node="3,2,1,0">Ran into a strange issue recently with QB Enterprise where secondary workstations would disconnect whenever attempting multi-user hosting.

<p data-path-to-node="3,2,1,1">It turned out that a recent local environment update modified the firewall port rules, preventing the Database Server Manager from communicating properly across the network. Opening up the specific inbound port exceptions resolved the drops.

<p data-path-to-node="3,2,1,2">For anyone managing similar hosting setups or checking for specific error codes, this reference on QuickBooks Enterprise errors outlines the required network configuration settings clearly.

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