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CCR1036-8G-2S+ shows link OK with 1G SFPs but passes no data; the same modules work on a CCR1036-12G-4S
A MikroTik CCR1036-8G-2S+ with S-31DLC20D 1.25G single-mode SFPs reported link OK but no traffic flowed; TX power was blank and RX was -9 dBm. The identical module on the same fibre worked in a CCR1036-12G-4S. Port disable/enable, forcing 1G full duplex on both ends and support tickets did not…
