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WebSocket connections originating from local network all use same client-side port (instead of ephemeral) when connecting to local webserver - Why?

I set up a webserver on a virtual machine on my home desktop. I have my router forward several ports (80, 443, etc) to my desktop, when then forwards them via NAT to the virtual machine (see diagram ...
SAlsum's user avatar
  • 21
4 votes
1 answer
5k views

How can I know what is preventing my socket to bind to localhost:50060-50959

I am using this Python code to listen to a port on my Windows 10 system: import socket for port in (50059, 50060, 50959, 50960): try: print(socket.socket(socket.AF_INET, socket.SOCK_STREAM)....
bers's user avatar
  • 1,728
0 votes
1 answer
2k views

List all open sockets in /dev/tcp/localhost/

Is it possible to list all open sockets in /dev/tcp/localhost/ on a Linux machine? I want to list all sockets where the following command would return 0: timeout 2 bash -c "cat < /dev/null > /...
Harold L. Brown's user avatar