A is indicated by a cyan (light blue) dot . This happens when security restrictions—like a strict firewall or a complex NAT (Network Address Translation) setup—prevent the two peers from finding a direct path. The Hamachi server steps in as a "middleman" to pass packets back and forth. Common Causes of a Relay Tunnel
If you are stuck in a Relay Tunnel and need a Direct Tunnel, try the following: hamachi relay tunnel
: Open the "Services" app ( services.msc ), find LogMeIn Hamachi Tunneling Engine , right-click it, and select Restart . Allow Hamachi Through Firewall A is indicated by a cyan (light blue) dot
In a direct tunnel:
Several factors can force Hamachi to drop back to a relayed connection: find LogMeIn Hamachi Tunneling Engine