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Alta Labs Route 10 SFP+ ports detect FS.com and 10Gtek DACs but never link; SR optics work at 10G
On an Alta Labs Route 10 the SFP+ ports recognised FS.com SFP-H10GB-CU2M and 10Gtek CAB-10GSFP-P2M DACs (which had worked on MikroTik CRS devices) but no link came up against a MikroTik CRS309-1G-8S+; forcing 1G baseT full gave a 1 Gbps link only. Staff requested diagnostics and ethtool -I output…
