Unverified50% confidenceFactExact time
Tailscale handles NAT traversal through DERP (Designated Encrypted Relay for Packets) servers, enabling devices on different networks to seamlessly form a unified network.
1
Sources
50%
Confidence
Long-term
Relevance
9/8/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedTailscale uses a combination of STUN-like protocols to detect public network addresses and UDP hole punching for NAT traversal, employing a strategy of attempting direct connection first and falling back to relay.77% similarUnverifiedTailscale's coordination server does not relay users' actual data traffic; data is always transmitted end-to-end between devices through WireGuard tunnels with encryption.75% similarUnverified在对称型NAT或严格防火墙环境下，STUN协议可能无法建立直连，需依赖TURN服务器中转，此时文件数据不再是纯粹的P2P传输75% similarUnverifiedSTUN（Session Traversal Utilities for NAT）是一种用于帮助NAT后方设备发现自己公网地址的协议73% similarUnverifiedTailscale uses DERP servers as fallback relays and preferentially attempts NAT traversal via the STUN protocol; its engineering blog documents achieving a direct-connection success rate of over 93%.73% similar
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