A deep technical look at how STUN, TURN, and ICE coordinate to let two devices behind NAT establish direct peer-to-peer connections — and what happens when they can't.
Stun
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NAT Traversal: STUN, TURN, ICE, and How Peers Punch Through
A deep technical look at how STUN, TURN, and ICE coordinate to let two devices behind NAT establish direct peer-to-peer connections — and what happens when they can't.