The Broadcom® BCM957504-N425G is a quad-port 25 Gb/s PCI Express 4.0 x16 network adapter designed to the Open Compute Project (OCP) 3.0 Design Specification in small form factor with four SFP28 network connectors. The adapter supports SFP28/SFP+ optical modules and copper direct-attach cables. The network adapter uses the Broadcom BCM57504 100GbE MAC controller with an integrated quad-channel 25GbE SFI transceiver.
Features
- Quad-port pluggable media interface, compatible with a SFP28/SFP+ optical transceiver or a copper directattach cable.
- Industry's most secure PCIe adapter solution leveraging Broadcom's BroadSAFE® technology.
- Multi-Host up to four hosts.
- Fully compliant with the SFF-8402 standard.
- x16 PCI Express 4.0 compliant.
- SR-IOV with up to 1k virtual functions (VFs).
- Function-Level Reset (FLR) support.
- TruFlow™ flow processing engine.
- VXLAN, NVGRE, Geneve, GRE encap/decap.
- vSwitch Acceleration.
- Tunnel-aware stateless offloads.
- DCB support - PFC, ETS, QCN, DCBx.
- RDMA over Converged Ethernet (RoCE)
- Network Controller Sideband Interface (NC-SI).
- SMBus 2.0.
- MCTP over SMBus.
- Jumbo frames up to 9 KB.
- Advanced congestion avoidance.
- Multiqueue, NetQueue, and VMQ.
- IPv4 and IPv6 offloads.
- TCP, UDP, and IP checksum offloads.
- Large send offload (LSO).
- Large receive offload (LRO).
- TCP segmentation offload (TSO).
- Receive-side scaling (RSS).
- Transmit-side scaling (TSS).
- VLAN insertion/removal.
- Interrupt coalescing.
- Network boot - PXE, UEFI.
- iSCSI boot.
- Wake-on-LAN (WOL).
- MSI and MSI-X.
- OCP 3.0 FRU support.
- Conforms to the OCP 3.0 Design Specification Version 1.00.
ApplicationsQuad-Port 25-Gigabit SFP28 Ethernet adapter for OCP systems.
