Users Guide
Table Of Contents
- Table of Contents
- 1 Regulatory and Safety Approvals
- 2 Functional Description
- 3 Network Link and Activity Indication
- 4 Features
- 4.1 Software and Hardware Features
- 4.2 Virtualization Features
- 4.3 VXLAN
- 4.4 NVGRE/GRE/IP-in-IP/Geneve
- 4.5 Stateless Offloads
- 4.6 Priority Flow Control
- 4.7 Virtualization Offload
- 4.8 SR-IOV
- 4.9 Network Partitioning (NPAR)
- 4.10 Security
- 4.11 RDMA over Converged Ethernet – RoCE
- 4.12 VMWare Enhanced Networking Stack (ENS)
- 4.13 Supported Combinations
- 4.14 Unsupported Combinations
- 5 Installing the Hardware
- 6 Software Packages and Installation
- 7 Updating the Firmware
- 8 Link Aggregation
- 9 System-Level Configuration
- 10 PXE Boot
- 11 SR-IOV – Configuration and Use Case Examples
- 12 NPAR – Configuration and Use Case Example
- 13 Tunneling Configuration Examples
- 14 RoCE – Configuration and Use Case Examples
- 15 DCBX – Data Center Bridging
- 16 DPDK – Configuration and Use Case Examples
- Revision History
Broadcom NetXtreme-E-UG304-2CS
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NetXtreme-E User Guide User Guide for Dell Platforms
NOTE: Certain 4 port BCM9575XX adapters support up to 32 VF and 4 NPAR per port. When NPAR and SR-IOV are
enabled, certain ESXi OS are not able to configure more than 8 VFs on partitions 3 and above.
4.13.2 NPAR, SR-IOV, and DPDK
Table 20 shows the supported feature combinations for NPAR, SR-IOV, and DPDK.
4.14 Unsupported Combinations
The combination of NPAR, SR-IOV, RoCE, and DPDK is not supported.
5 Installing the Hardware
5.1 Safety Precautions
CAUTION! Server class system power supplies with higher current may be hazardous when normal operating procedures
are not used. Before removing the cover of the system, observe the following precautions to protect yourself
and to prevent damage to the system components:
Remove any metallic objects or jewelry from your hands and wrists.
Make sure to use only insulated or nonconducting tools.
Verify that the system is powered OFF and unplugged before you touch internal components.
Install or remove adapters in a static-free environment. The use of a properly grounded wrist strap or other
personal antistatic devices and an antistatic mat is strongly recommended.
5.2 System Requirements
Before installing the Broadcom NetXtreme-E adapter, verify that the system meets the requirements listed for the operating
system.
SR-IOV Up to 128 VFs (total per chip)
RoCE on PFs Up to 4 PFs for the BCM5741X devices and 16 PFs for BCM5751X devices
RoCE on VFs Valid for VFs attached to RoCE-enabled PFs
Host OS Linux, Windows, ESXi (no vRDMA support)
Guest OS Linux and Windows
DCB Up to two COS per port with non-shared reserved memory
Table 20: NPAR, SR-IOV, and DPDK
SW Feature Notes
NPAR Up to 8 PFs or 16 PFs
SR-IOV Up to 128 VFs (total per chip)
DPDK Supported only as a VF
Host OS Linux
Guest OS DPDK (Linux)
Table 19: NPAR, SR-IOV, and RoCE (Continued)
SW Feature Notes