Engine Editor > Advanced Settings > Idle Timeouts

Use this branch to view and change the timeouts for removing idle connections from the state table, including non-TCP communications that are handled like connections.

Option Definition
Timeouts table

Double-click the Timeout(s) cell to change the value. Click Add to add an element to the table, or Remove to remove the selected element. To set the selected protocols and values back to default settings, click Set to Default.