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GL-MT6000 (Flint 2) WAN link flapping on Sky FTTP (Ireland) – Sky router works fine

bruce January 13, 2026, 1:18am 2

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GL-MT6000 (Flint 2) WAN link flapping on Sky FTTP (Ireland) – Sky router works fine Routers

Hi all, I’m having a persistent WAN link flapping / disconnecting issue with a GL-MT6000 (Flint 2) when used directly with Sky Broadband FTTP in Ireland, and I’m hoping someone here (or GL.iNet staff) can advise. Setup ISP: Sky FTTP (Ireland) ONT: Sky-provided fibre ONT Router: GL.iNet GL-MT6000 (Flint 2) Connection: ONT - Flint 2 (tested both dedicated WAN and WAN/LAN1) behaviours WAN Ethernet continuously flaps (connect / disconnect) PPPoE never completes because the phy…

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