Infrastructure & Networking

BlueField Cumulus Linux Cumulus Linux is the first full-featured Linux operating system for the networking industry. Switches and Gateways Software And Drivers Adapters and Cables DOCA NVIDIA® DOCA™ brings together a wide range of powerful APIs, libraries, and frameworks for programming and accelerating modern data center infrastructures.

Topic	Replies	Views	Activity
Where are the Mellanox Support Articles? Infrastructure & Networking All articles are now available on the MyMellanox service portal. https://support.mellanox.com/s/	0	12398	March 14, 2022
[BUG] DOCA-OFED 3.4.0 Repository SSL Handshake Failure on Debian 13 (Trixie) Infrastructure Management mellanox-ofed	3	303	October 4, 2026
ConnectX-4 LX: mlxconfig nvconfig parameters not applied after FW 14.32.1908/1912 --only mlxfwreset works Ethernet Adapter Cards	1	26	October 3, 2026
Doca regression 3.4 -> 3.5 causes kernel oops with rcprdma Other	0	14	October 3, 2026
OFED backport of mainline mlx5e XSK stale-buffer-release fix (kernel panic in mlx5e_post_rx_wqes) Mellanox OFED kernel , mlnx_ofed	1	34	October 3, 2026
ConnectX-6 Dx rejects SMFS ("Software managed steering is not supported by current device") on one platform but not another Ethernet Adapter Cards	2	30	October 2, 2026
ConnectX-6 Dx: rx_discards_phy limits XDP redirect to ~100Mpps at 64-byte line rate (148Mpps) Ethernet Adapter Cards	2	232	October 2, 2026
ConnectX-7: limits and performance of interleaved indirect mkeys as an RDMA WRITE target InfiniBand/VPI Adapter Cards rdma-and-roce	0	14	October 1, 2026
Network performance causing GPU idle time Enterprise Networking	1	22	October 1, 2026
ConnectX9 firmware InfiniBand/VPI Adapter Cards firmware-tools	2	46	September 30, 2026
BlueField-3 B3240: mixed port link type (P1 InfiniBand NDR + P2 Ethernet 25GbE) supported? BlueField	1	40	September 28, 2026
BlueField-2 libPKA: secp256k1 ECC_ADD/ECC_MULT latency and throughput benchmark request Security	1	35	September 28, 2026
HBN 3.2.2 L3 EVPN VXLAN: TX packets massively dropped despite correct control-plane state (FRR/zebra/FDB) — possibly related to Issue 4369016? BlueField	1	57	September 28, 2026
ConnectX-8 MACsec Offload — Traffic drops after fixed packet count on active SA Ethernet Adapter Cards	0	25	September 27, 2026
Hands-on BlueField-3 access for NVIDIA Inception startup POC (DOCA/DPF Zero Trust) BlueField inception	0	25	September 25, 2026
ConnectX-7 SR-IOV config for splitting one PF across many VMs Ethernet Adapter Cards ethernet , sr-iov-virtualization-solutions	2	187	September 24, 2026
GPU ↔ FPGA over PCIe: asynchronous P2P / GPUDirect RDMA RDMA Software For GPU pcie , cuda , fpga , performance , rdma	0	27	September 24, 2026
DC transport: RDMA_READ completes IBV_WC_REM_ACCESS_ERR (syndrome 0x13, vendor_err 0x88/0x89) under high concurrent inbound reads to one DCT — vendor RDMA Software For GPU	2	126	September 23, 2026
MCX7 如何使用自定义固件 Firmware Tools	3	65	September 23, 2026
ConnectX-5 in Proxmox loses connectivity to management interface on VLAN trunk. Promic on fixes it Ethernet Adapter Cards connectivity	1	93	September 22, 2026
How to increase max RXQ/TXQ number of a CX-8 NIC, and what is the max nubmer? Enterprise Networking	1	69	September 22, 2026
How to debug the gdscheck result with NVMe P2PDMA unsupport? Storage	0	28	September 22, 2026
MCX75310AAS-NEAT InfiniBand/VPI Adapter Cards	2	72	September 22, 2026
Bifurcation when x4 then NIC degrades to x2 Ethernet Adapter Cards pcie	0	23	September 21, 2026
CX-7 SR-IOV Live Migration: `LOAD_VHCA_STATE` fails on destination with `bad parameter (0x3), syndrome 0xe9ecae` although all documented prerequisites Virtualization For Infiniband And Ethernet	1	97	September 16, 2026
BlueField3 DPU TLP Emulation Infrastructure Management	0	48	September 15, 2026
BlueField-3 TLP emulation remains disabled after reset — DOCA 3.5 / FW 32.50.1002 BlueField	0	40	September 15, 2026
Out-of-order DPU packets through BlueField-3 default OVS bridge BlueField	0	48	September 14, 2026
How to Enable Tag matching offload in CX7 ( IB) while using NCCL/OPENMPI Other	3	157	September 11, 2026
Confirm official support and configuration guidance for BlueField-3 (QSFP112 400GbE) → 2×200GbE (QSFP56) to SN3700 with LACP aggregation BlueField ethernet , networking , mellanox-switches , bluefield-smart_nic	3	359	September 11, 2026