You have to start the debugger server only once for the IBM® i host.
About this task
Procedure
You can start the server one of two ways:
In the Remote System Explorer, right-click on the Objects subsystem
and select Remote Servers > Debug > Start.
Use the IBM i command STRDBGSVR.
Example
What to do next
To change the port that the debugger server listens on, use the IBM iWRKSRVTBLE command
and add or change the entry QDBGSVR2. If this entry
is not found in the table, the debugger server listens on the default port
3825.