Key Features and Benefits

• Very high performance, open network switch infrastructure for data center fabric.
• Designed with programmable Tofino2 switch silicon from Intel.
• Deploys as a leaf or spine switch supporting 25/50/100 GbE to servers, with 100 or 400 GbE uplinks.
• Deploys as a spine switch supporting 100 or 400 GbE leaf and spine interconnects.
• 32 x QSFP-DD switch ports, each supporting 1x 400 GbE, 1x 100GbE, 1x 40GbE or via breakout cables 400GbE to 4 x 100GbE, 100GbE to 4x 25GbE or 40GbE to 4 x 10GbE.
• Layer 2 or Layer 3 forwarding of 12.8 Tbps (25.6Tbps full duplex).
• Supports port-to-power airflow direction.
• All ports on front; PSUs and fans accessible from rear.
• Hot-swappable, load-sharing, redundant AC power.
• 5+1 redundant, hot-swappable fan modules.
• Switch pre-loaded with diagnostics and Open Network Install Environment (ONIE) for automated loading of compatible open source and commercial NOS offerings.
• Quad programmable packet processing pipelines with 20 Match Action Unit stages per pipe.

Interfaces

Models

Ports

• Switch Ports:

 32 x QSFP-DD switch ports, each supporting 1 x 400 GbE, 

 1 x 100GbE, 1 x 40GbE or via breakout cables 400GbE to 

 4 x 100GbE, 100GbE to 4 x 25GbE or 40GbE to 4 x 10GbE (DAC 

 cable excluded)

• Management ports on port side:

 1 x RJ-45 serial console

 1 x RJ-45 1G BASE-T management

 1 x USB Type A storage

 Baseboard Management Controller (BMC) Aspeed AST1250A1-GP

• Supported Transceivers and Cables:

 40GBASE-SR4

 100GBASE-SR4/LR4/CWDM4

 100G-DAC/AOC Cable

 400GBASE-DR4/FR4

 400G-DAC/AOC Cable

Key Components

• Switch Silicon: Intel Tofino2 BFN-T20-128Q (U series)
• CPU Modules:

 Intel® Pentium® D-1517 4-Core 1.6GHz

 8GB SO-DIMM

 128GB M.2 SSD 

Performance

• Switching Capacity: 12.8 Tbps (25.6 Tbps full duplex)
• Jumbo frames support up to 9216 Bytes
• Packet Buffer Size: 64 MB integrated packet buffer

Physical and Environmental

• Dimensions (WxDxH): 440 x 507 x 44 mm (17.32 x 19.97 x 1.73 inch)
• Weight: 10.005 kg (20.05 lb)
• Fans: 5+1 hot-swappable redundant fans
• Operating Temperature: 0°C to 40°C (32°F to 104°F) 
• Storage Temperature: -40°C to 70°C (-40°F to 158°F) 
• Operating Humidity: 0% to 95% non-condensing
• Operating Altitude: 0 to 10,000 feet

Soſtware

• Switch is loaded with Open Network Install Environment (ONIE) soſtware installer
• Compatible with the following NOS options: open source options, plus commercial NOS offerings

LEDs

• QSFP-DD Port LEDs: Link Status, Activity, Rate
• Ethernet Management Port LED: Link Status, Activity 
• System LEDs: Diagnostic, Locator, PSU and Fan Status

Power

• PSUs: 2 redundant, load-sharing, hot-swappable AC
• Input Voltage: 90 to 240 VAC at 50-60 Hz

Regulatory Compliance

• EMI

 FCC

 FCC 47 CFR Part 15 Subpart B Class A

 CE

 EN55022 Class A

 EN55035 

 EN300 286 

 EN 61000-3-2

 EN 61000-3-3

 UKCA

 BS EN 62368-1: 2014 + A11: 2017

 VCCI

 VCCI-32

 BSMI

• Safety

 UL/ CUL

 UL, CSA

 CB

 IEC: EN-60950-1 & IEC 62368

• RoHS

 Restriction of Hazardous Substances (RoHS) 6/6

 China Restriction of Hazardous Substances (RoHS)

• Environmental: 

 Temperature: IEC 68-2-14 

 Vibration: IEC 68-2-36

 IEC 68-2-6 Shock: 

 IEC 68-2-29 Drop: ISTA 2A 

 Acoustic Level: 75~89dBA