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Forum Discussion

AstroCat's avatar
Mar 02, 2021
Solved

[LAN access from remote] steam query port traffic?

We set up a Valhiem game server, when I check the logs the Steam query server port 2457 is getting lots of traffic.   [LAN access from remote] from x.x.x.x:xxxxx to xxx.xxx.x.xxx:2457, (date and ti...
  • CrimpOn's avatar
    CrimpOn
    Mar 02, 2021

    AstroCat wrote:

    Yeah seems that Steam users are able to query the server, but that aren't actually conneced to the server. It's pw protected anyway. 



    This may be an issue of semantics.  In network terms, someone makes a connection to the server and is faced with a request to log in, which they cannot complete.  They are connected in the sense of an open TCP link, but they are not "connected" in the sense of being able to do anything.

     

    This could be demonstrated by capturing the WAN/LAN traffic.  When a connection happens from outside the Orbi (WAN), there will also be a connection on the LAN side to the device that port is forwarded to.

     

    One of the interesting issues of forwarding ports is that some connections will arrive because people are directed to your server by an organized process.  There might be a game registry where people can select which server they want right now.  Other people spend all day scanning every public IP address for "open ports" and immediately attempt to connect to them.