![websocket - How can I connect client tcp ports behind router or firewall without NAT - Stack Overflow websocket - How can I connect client tcp ports behind router or firewall without NAT - Stack Overflow](https://i.stack.imgur.com/Hvw9q.png)
websocket - How can I connect client tcp ports behind router or firewall without NAT - Stack Overflow
![The TCP router routes requests to various Web servers. Server responses... | Download Scientific Diagram The TCP router routes requests to various Web servers. Server responses... | Download Scientific Diagram](https://www.researchgate.net/publication/3419327/figure/fig1/AS:670038314999836@1536760991953/The-TCP-router-routes-requests-to-various-Web-servers-Server-responses-go-directly-to.png)
The TCP router routes requests to various Web servers. Server responses... | Download Scientific Diagram
Network Topology for Simulation. In figure 1, HO Router is "Head Office... | Download Scientific Diagram
![Web application network diagram example for online shopping with configuration called two firewall demilitarized zone (DMZ). Web application network diagram example for online shopping with configuration called two firewall demilitarized zone (DMZ).](https://www.uml-diagrams.org/examples/deployment-example-web-network.png)