SoftEther Port Forward

[noctu13]

4 computers:
server-1 - SoftEther server (Ubuntu) on 5555 port
client-1 - SoftEther client (Windows) 192.168.30.2/24
client-2 - SoftEther client (Windows) 192.168.30.3/24
client-3 - no client!
i am set static ip + L3 switch so client-1 and client-2 can ping each other
How to port forward client-3 traffic throw server-1 *outside_ip*:8001 to client-2 8001 port
if i cant ping clietns form server-1?

[solo]

This is a VPN, not a port forwarder. Rephrase your objectives clearly and don't worry about "cant ping clietns form server-1" unless this connection is essential for your project.