Add-on Card AOC-MH25G-b2S2G/AOC-MH25G-b2S2GM
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Add-on Card


Advanced 25GbE Ethernet Controller in Supermicro Super I/O Module



The Supermicro® AOC-MH25G-b2S2G is one of the most feature rich and low power consumption 25GbE controllers in the market. With 2-ports of 25GbE SFP28 connectivity in small form factor SIOM and based on the Broadcom® BCM57414 with features such as VXLAN, NVGRE, RoCE also NIC Partitioning, it provides unparalleled density, performance, and functionality. It also supports additional 2-ports GbE RJ45, based on Intel® i350, providing NC-SI side-band for IPMI Remote Management. AOC-MH25G-b2S2G is the most versatile 25GbE controller in the market and an excellent choice to enhance network connectivity in Data Centers and Enterprise environments.
AOC-MH25G-b2S2G


This product is only available through Supermicro.
 
Key Features


• Super I/O Module (SIOM) Form Factor

• Broadcom® BCM57414 25GbE controller,

   Dual SFP28 connectors

• Intel® i350-AM2 GbE controller, Dual RJ45 Connectors

• RDMA over Converged Ethernet (RoCE) (25GbE Controller only)

• Network Virtualization: VXLAN and NVGRE

   (25GbE Controller only)

• NIC Partitioning (NPAR) (25GbE Controller only)

• Broadcom TruFlow (25GbE Controller only)

• PCI-SIG SR-IOV

• IEEE 1588 Time Sync

• Jumbo Frames support

• NC-SI for IPMI Remote Management (GbE Controller only)

• Asset Management Features

• RoHS compliant 6/6

 
Controller Specifications


General

   - Super I/O Module (SIOM) Form Factor

   - Broadcom® BCM57414 25GbE controller

     • Dual SFP28 connectors with speed up to 25Gbps per port

   - Intel® i350-AM2 GbE controller

     • Dual RJ45 connectors with speed up to 1Gbps per port



Cables Support:

     - 25GbE SFP28: Direct attach copper cables and Fiber-optic

       cables (with required optional transceivers)

     - GbE RJ45: RJ-45 Category-5/5e up to 100m



Power Consumption:

     - Maximum 9W



Operating Conditions

   - Operating temperature: 0°C to 55°C

      (32°F to 131°F)

   - Storage temperature: -40°C to 70°C

      (-40°F to 158°F)

   - Storage humidity: 90% non-condensing relative

      humidity at 35°C



Physical Dimensions

   - Card PCB dimensions: 92mm (3.62in) x 87.1mm

      (3.43in) (W x D)



Supported Platforms:

     - Supermicro® motherboards with SIOM slot

     - Supermicro® server systems with SIOM slot



Please note that this product is sold only as part of an integrated solution with Supermicro server systems



 
Compliance
RoHS

  • RoHS Compliant 6/6, Pb Free


25GbE Specifications


Networking Features

   - Jumbo frames

   - 802.3x flow control

   - Link Aggregation (802.3ad)

   - Virtual LANs- 802.1q VLAN tagging

   - Configurable Flow Acceleration

   - IEEE 1588 and Time Sync



Stateless Offload Features:

   - TCP, UDP, IPv4, IPv6 checksum offload

   - Large Send Offload

   - Receive Segment Coalescing

   - TCP Segmentation Offload

   - Large Receive Offload

   - Receive Side Scaling (RSS)

   - Transmit Side Scaling (TSS)



NIC Partitioning (NPAR):

   - 16 Physical Functions

   - QoS per partition

   - Partitioning control via sideband communication

   - Up to 64 MAC/VLAN filter per partition

   - Per partition statistics support

   - Stateless offloads configuration per partition

   - VEB/VEPA support



Virtualization Features:

   - NetQueue, VMQueue, and Multiqueue

   - Support for 128 Virtual Functions

   - VXLAN, NVGRE and Geneve

   - Edge Virtual Bridging (EVB)



RDMA over Converged Ethernet (RoCE):

   - RoCEv1 and RoCEv2

   - Data Center Bridging with RoCE



Flow Processing:

   - Exact/Wildcard Match Flow Lookup

   - VLAN insertion/deletion

   - NAT/NAPT

   - Mirroring



Data Center Bridging:

   - Priority-based flow control (PFC; IEEE 802.1Qbb)

   - Enhanced transmission selection (ETS; IEEE 802.1Qau)

   - Quantized congestion Notification (QCN; IEEE 802.1Qau)

   - Data Center Bridging Capability eXchange

      (DCBX; IEEE 802.1Qaz)

   - 8 traffic classes per port; fully DCB compliant per 802.1Qbb



Power Savings:

   - ACPI compliant power management

   - PCI Express Active State Power Management (ASPM)

   - Ultra low-power mode

   - Pass-through Energy Efficient Ethernet (IEEE 802.3az-2010)



GbE Specifications


Ethernet Features:

   - IEEE 802.3 auto-negotiation for speed, duplex, and flow control

   - IEEE 802.3x and 802.3z compliant flow control support

   - Automatic cross-over detection function (MDI/MDI-X)

   - 1Gb/s Ethernet IEEE 802.3, 802.3u,802.3ab PHY

      specifications Compliant

   - IEEE 1588 protocol and 802.1AS implementation



Power Management and Efficiency:

   - Energy Efficient Ethernet (EEE)

   - DMA Coalescing reduces platform power consumption

   - Active State Power Management (ASPM) support

   - LAN disable function

   - MAC Power Management controls

   - Low Power Link Up - Link Speed Control



Virtualization Features:

   - PC-SIG SR-IOV support

   - VM to VM Packet forwarding (Packet Loopback)

   - Flexible Port Partitioning

   - IEEE 802.1q VLAN support

   - IEEE 802.1q advanced packet filtering

   - Jumbo Frames support



Performance Features:

   - TCP/UDP, IPv4 and IPv6 checksum offloads to improve

      CPU usage

   - Low Latency Interrupts

   - Tx TCP segmentation offload (IPv4, IPv6) increases throughput

      and lowers processor usage

   - Receive Side Scaling (RSS) for Windows environment,

      Scalable I/O for Intelligent interrupt generation



Management Features:

   - Preboot eXecution Environment (PXE) support

   - iSCSI Remote Boot Support

   - NC-SI for remote management



 
Downloads
User's Guide [ Download ]
Datasheet [ Download ]
Driver Choose the latest CDR-NIC folder, and then click on the Broadcom folder for driver [ Download ]
Driver CD Click on the latest CDR-NIC ISO file to download [ Download ]
 
Compatibility Matrices
Servers

Supermicro Servers with SIOM support

Cables & Transceivers

Networking Cables & Transceivers
Top of rack Switch SSE-F3548S / SSE-F3548SR (54 ports)


Available SKUs
SKUs Bracket Included Description
AOC-MH25G-b2S2G BKT-0112L 2-port 25 Gigabit & 2-port 1 Gigabit Ethernet Adapter with a swappable bracket for 2U+ chassis (Storage Servers)
AOC-MH25G-b2S2GM BKT-0113L 2-port 25 Gigabit & 2-port 1 Gigabit Ethernet Adapter with an internal bracket for 1U chassis (Twin Servers)


Optional Parts List
  Part Number Qty Description
SFP28 Copper Cable CBL-NTWK-0944-MS28C05M - 0.5m 25GbE SFP28 to SFP28, Passive
SFP28 Copper Cable CBL-NTWK-0944-MS28C10M - 1m 25GbE SFP28 to SFP28, Passive
SFP28 Copper Cable CBL-NTWK-0944-MS28C15M - 1.5m 25GbE SFP28 to SFP28, Passive
SFP28 Copper Cable CBL-NTWK-0944-MS28C20M - 2m 25GbE SFP28 to SFP28, Passive
SFP28 Copper Cable CBL-NTWK-0944-MS28C25M - 2.5m 25GbE SFP28 to SFP28, Passive
SFP28 Copper Cable CBL-NTWK-0944-MS28C30M - 3m 25GbE SFP28 to SFP28, Passive
SFP28 Transceiver Module AOM-SFP28-25GbE-SR-1-MLN - SFP28 Transceiver module 25G, 850nm, MMF, LC
Information in this document is subject to change without notice.

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