Posts tagged “relay”
What a DERP relayed connection means and how to go direct
A DERP relayed connection means no direct path was found. Why a pair lands on a relay, in the order the causes occur, and how to get it back to direct.
CGNAT port forwarding workaround: reaching your own devices
CGNAT blocks port forwarding because the ISP owns the public address. Reaching your own machines needs no inbound port: how it works, and what it cannot do.
What NAT traversal is, and how two machines pick a path through NAT
What NAT traversal means, the ladder from LAN to hole punching to a TLS 443 floor, why NAT-type guesses fail, and how to see which path a pair is on.
Why remote desktop is slow, and the one check to run first
A sluggish remote desktop is almost always a relayed pair. One command tells you if the session is on LAN, Direct or Relay, then the causes in field order.