Unverified60% confidenceFactExact time
STUN servers help devices discover their public IP addresses and mapped ports, and are suitable for cone NAT scenarios, but symmetric NAT causes STUN direct connection to fail.
2
Sources
60%
Confidence
Long-term
Relevance
7/19/2026
First Seen
Sources
Related Claims
UnverifiedSTUN（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84% similarUnverifiedSTUN服务器帮助设备发现自己的公网IP和端口，TURN服务器则在直连失败时充当中继78% similarVerifiedTailscale 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.78% similarUnverifiedTailscale handles NAT traversal through DERP (Designated Encrypted Relay for Packets) servers, enabling devices on different networks to seamlessly form a unified network.72% similar
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