Known Limitations: GL.iNet + Tailscale

Compact reference documenting the architectural limitations discovered through extensive real-world testing.

Prevents wasted troubleshooting time by explaining what's fundamentally impossible vs what's achievable with

workarounds.

KEY FEATURES

• VPN Cascading impossibility (with technical explanation)

• nftables symbol redefinition conflicts

• iptables compatibility trap (phantom rules)

• GUI vs CLI capability matrix

• GitHub issues documentation (#4086, #16286, #12066)

• Working architecture diagram

• Error message quick reference table

• When GL.iNet + Tailscale works vs doesn't

IDEAL FOR

Anyone troubleshooting GL.iNet + Tailscale issues, users considering router-as-exit-node configurations, readers wanting to understand platform constraints.