If you are asking about the "Relay TCP Fix" because you are stuck with high ping or connection failures in a game like Minecraft:
Every router is different, but the logic is identical.
Some internet service providers restrict certain types of P2P traffic. Step-by-Step Fixes for Radmin VPN Relay/TCP 1. Configure Firewall Settings (Most Common Fix) radmin vpn relay tcp fix work
: Symmetric NAT or multiple routers between you and the internet can block direct tunneling.
A common cause of Relay/TCP is a local firewall blocking the Radmin VPN adapter. If you are asking about the "Relay TCP
to help data flow more easily through "tight" provider routes. 4. Router & Provider Settings
Click the button at the top right (administrator privileges required). Scroll down the list and locate Radmin VPN . Configure Firewall Settings (Most Common Fix) : Symmetric
Set the to 1 to give Radmin highest priority. 3. Router and Provider Solutions Radmin VPN - Help