Forward error correction (FEC) and qlnxe driver
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Date: Mon, 25 Jul 2022 14:11:22 UTC
Is this possible to set the FEC mode on a qlnxe interface? I have plugged a non officiall CISCO 100G DAC on the HPE Eth 4x25Gb 1p 620QSFP28 Adptr" card (817762-B21) but I get the following on freebsd side: ``` ifconfig -v ql0 ql0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=507bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,VLAN_HWFILTER,VLAN_HWTSO> ether 14:02:ec:c9:78:54 media: Ethernet Other (autoselect) status: no carrier nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> plugged: QSFP28 Unknown (No separable connector) vendor: CISCO-PUREOPTICS PN: QSFP-100G-CU3M SN: KAFFF048 DATE: 2020-12-11 module temperature: 42.10 C voltage: 3.29 Volts lane 1: RX power: 0.00 mW (-inf dBm) TX bias: 0.00 mA lane 2: RX power: 0.00 mW (-inf dBm) TX bias: 0.00 mA lane 3: RX power: 0.00 mW (-inf dBm) TX bias: 0.00 mA lane 4: RX power: 0.00 mW (-inf dBm) TX bias: 0.00 mA ``` aand on the mikrotik switch: ``` qsfp28-3-1 status: no-link name: qsfp28-3-1 status: no-link auto-negotiation: disabled sfp-module-present: yes sfp-type: QSFP28 sfp-connector-type: no-separable-connector sfp-link-length-copper-active-om4: 3m sfp-vendor-name: CISCO-PUREOPTICS sfp-vendor-part-number: QSFP-100G-CU3M sfp-vendor-revision: 6 sfp-vendor-serial: KAFFF049 sfp-manufacturing-date: 20-12-11 eeprom-checksum: good eeprom: 0000: 11 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 0010: 00 00 00 00 00 00 26 18 00 00 80 bb 00 00 00 00 > 0020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > * 0060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00 > 0070: 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 0080: 11 10 23 80 00 00 00 00 00 00 00 05 ff 00 00 00 > 0090: 00 00 03 a0 43 49 53 43 4f 2d 50 55 52 45 4f 50 > 00a0: 54 49 43 53 00 00 00 00 51 53 46 50 2d 31 30 30 > 00b0: 47 2d 43 55 33 4d 20 20 36 20 07 0a 0d 12 46 a7 > 00c0: 0b 00 00 00 4b 41 46 46 46 30 34 39 20 20 20 20 > 00d0: 20 20 20 20 32 30 31 32 31 31 20 20 00 00 68 d5 > 00e0: 00 00 09 45 68 f8 f0 34 95 7d 4b 6a f0 6e b6 d9 > 00f0: 5a bb ac 00 00 00 00 00 00 00 00 00 be 35 bb 98 > ``` Any hint is welcome [:)] It seems It should work if I can the same mod eon both side. Just changing the FEC on the mikrotik side didn't work. Is this normal to not have an option like on others drivers that allow me to set the FEC mode during booting? Let me know, Benoît