If your getting this error and you cant connect to the Rainbow Six Seige Servers its most likely a NAT issues. If you check the options menu when the game starts up it probably will say “NAT type Strict”.
If following the steps above to update and configure your firewall does not resolve the issue, it will be necessary to forward ports. You will need to forward these ports to your computer’s IP address for the best possible connection:
Black/Colin Vearncombe wrote this great song that ive never forgotten since i first heard it on the radio. I thought this was an 90’s song but it came out in 1987, im sure i heard on the radio in the early 90’s.