Tailscale first attempts to use any available peer relays in the tailnet before falling back to DERP servers.# Peer relay device requirementsSufficient network bandwidth and low latency to effectively relay traffic for other devices.

苹果测试工程师的日常

tailscale 最近推出的 peer-relay 功能不要随便开…… tailscale 的策略是先走 derp 建立联系，之后尝试打通两个客户端，然后尽量走直连根据截图中的测试，在这个过程中，它似乎默认 peer-relay 的优先级无条件高于 derp，哪怕后者延时和稳定性都要好得多

Tailscale first attempts to use any available peer relays in the tailnet before falling back to DERP servers.

# Peer relay device requirements

Sufficient network bandwidth and low latency to effectively relay traffic for other devices.

https://tailscale.com/kb/1591/peer-relays

#RTFM

Tailscale

Tailscale Peer Relays

Use Tailscale Peer Relays for client-to-client connections when direct connections aren't possible.