Connection

Disconnection issues (and have a Netgear router)
We have been seeing many issues with Netgear routers (not only iRacing specific).  One member was able to resolve this by enabling Traffic Meter and set...
Thu, Jun 13, 2019 at 10:23 AM
What ports and IP addresses does iRacing use?
The sim uses only UDP traffic, so if the others using your Internet connection are using mostly TCP, and you can give priority to UDP traffic, that would be...
Mon, Jul 31, 2023 at 9:30 AM
Connection Type & Max Cars
Connection Type The Connection Type selection in My Account controls the maximum amount of data that the sim and the race server will exchange with each ot...
Fri, Jan 12, 2024 at 12:53 PM
Why are Satellite connections are not supported?
Internet racing requires low communications latency – the amount of time it takes for information to travel from your computer to our servers and back again...
Tue, Apr 3, 2018 at 10:40 AM
Using IPv6 (or a mix of IPv4 and IPv6)
All race farms now support both IPv4 and IPv6. You can tell iRacing to use IPv6 for your connections to race servers by opening the iRacingUI, clicking ...
Thu, Apr 13, 2023 at 8:43 AM
Gathering Ping / Trace Data for Troubleshooting
This is heavily borrowed from PingPlotter's own troubleshooting guide at Troubleshooting with PingPlotter. Download PingPlotter Go to https://www.p...
Wed, Mar 9, 2022 at 9:43 AM
Error 10057, Error 10035 and Error 10054
Please try and go to your Documents folder, open the iRacing folder and open the file called "core.ini". In that file, in the Communicat...
Fri, May 29, 2020 at 11:54 AM