nginxHow to proxy TCP traffic

stream {
  server {
    listen 1234;
    proxy_pass 1.2.3.4:4321;
  }
}ctrl + cyoutubegithub

`stream {` stream block allows proxying `TCP` and `UDP` traffic (should be placed on the same level as `http` block)	`server {` virtual server configuration block
`listen 1234` listen to TCP traffic on localhost `1234` port	`proxy_pass` pass TCP traffic to the specified server
`1.2.3.4:4321` server host/port to proxy TCP traffic to