Tailscale

opkg update
opkg install iptables ip6tables iptables-nft ip6tables-nft kmod-tun
opkg install tailscale

service tailscale enable
service tailscale restart

Open Luci Web interface:

Network –> Firewall –> Add

• General settings –> Name –> tailscale
• General settings –> Input/Output/Forward –> accept
• General settings –> Masquerading –> ✔
• General settings –> MSS clamping –> ✔
• General settings –> Covered networks –> tailscale
• General settings –> Allow forward to destination zones –> set as you wish
• General settings –> Allow forward from source zones –> set as you wish
• Advanced settings –> Covered devices –> tailscale0

Network –> Interfaces –> Add new interface

• General settings –> Protocol –> Unmanaged
• General settings –> Device –> tailscale0
• Firewall Settings –> tailscale

root@bj:~# tailscale up --netfilter-mode=off --advertise-exit-node --advertise-routes=192.168.6.0/24,10.0.0.0/24 --accept-routes # --reset
Warning: netfilter=off; configure iptables yourself.

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Success.

• https://github.com/adyanth/openwrt-tailscale-enabler
• https://www.reddit.com/r/Tailscale/comments/11btcxf/how_to_setup_tailscale_on_openwrt_router/