Trying to listen on a port that is in use will fall. With GETSHOPZ we then try with 0 to get a random free port and use that in the future
On Sat, Jun 14, 2025, 19:30 Donald Russell <[email protected]> wrote: > I have an ephemeral tcpip server that listens on a specified port. > Obviously I have to make sure that port doesn’t already have a listener in > another virtual machine. > > Do you have any suggestions on how the exec can obtain an available port > number to use on TCPLISTEN. Ideally within a specified range. Similar idea > as passive ftp choosing a port between 10000-10100 (or whatever is > configured) >
