The Alcatel-Lucent Enterprise OmniSwitch 7900-D64 (OS7900-D64) is a spine switch for high-performance data centers. The switch provides line-rate L2 and L3 switching across the 64 x QSFP56-DD ports, each supporting 1 x 400G QSFP56-DD, 1 x 100G QSFP28, 1 x 40G QSFP+, or via breakout cables 2 x 200G (2 x 4 lanes 50G PAM4), 4 x 100G (4 x 2 lanes 50G PAM4), 2 x 50G (2 x 2 lanes 25G NRZ), 4 x 25G NRZ, or 4 x 10G NRZ. The OS7900-D64 can be deployed as a spine switch supporting 100/400 GbE spine to spine or spine to leaf interconnects. This open network switch is loaded with the Open Network Install Environment (ONIE), which supports the installation of compatible Network Operating System soſtware, including open source options, Alcatel-Lucent Enterprise SONiC (ASON) or Alcatel-Lucent Enterprise Operating System (AOS-X) NOS offerings.

• QSFP56-DD switch ports, each supporting 1 x 400G QSFP56-DD, 1 x 100G QSFP28, 1 x 40G QSFP+, or via breakout cables 2 x 200G (2 x 4 lanes 50G PAM4), 4 x 100G (4 x 2 lanes 50G PAM4), 2 x 50G (2 x 2 lanes 25G NRZ), 4 x 25G NRZ, or 4 x 10G NRZ
• Incorporates Broadcom Tomahawk 4 switch series silicon
• 2 RU form factor
• Supports hot/cold aisles with front-to-back airflow SKU
• All ports on front; PSUs and fans accessible from rear
• Hot-swappable, load-sharing, redundant 2400 W AC/HVDC PSUs
• 3+1 redundant, hot-swappable fan modules
• Hardware switch pre-loaded with Open Network Install Environment (ONIE) for automated loading of compatible open source and commerical NOS offerings including Alcatel-Lucent Enterprise SONiC (ASON) and Alcatel-Lucent Enterprise Operating System (AOS-X)
• Compatible with Open Network Linux (ONL), the open-source, OCP reference NOS

Preliminary picture of the OS7900-D64, final product may look slightly different.

• Switch Ports: 64 x QSFP56-DD 400 GbE
• Port Modes:
  • 1 x 400G (8 lanes 50G PAM4)
  • 2 x 200G (4 lanes 50G PAM4) QSFP56-DD breakout
  • 4 x 100G (2 lanes 50G PAM4) QSFP56-DD breakout
  • 1 x 100G (4 lanes 25G NRZ) QSFP28
  • 1 x 40G (4 lanes 10G NRZ) QSFP+
  • 2 x 50G (2 lanes 25G NRZ) QSFP28 breakout
  • 4 x 25G (1 lane 25G NRZ) QSFP56-DD breakout
  • 4 x 10G (1 lane 10G NRZ) QSFP56-DD breakout
• Management Ports on Port Side:
  • 1 x RJ-45 serial console
  • 1 x RJ-45 1000BASE-T management
  • 2 x SFP+ 10G management
  • 1 x USB 2.0 storage port
• Supported Transceivers and Cables:
  • 100GBASE-SR4/CWDM4/LR4
  • 100G-DAC/AOC Cable
  • 400BASE-FR4
  • 400G-DAC/AOC Cable

• Switch Silicon: BCM56990 Tomahawk 4
• CPU Modules:
  • Intel® Xeon® Processor D-1548 8-Core 2.0 GHz
  • DDR4: 16 GB x 2 SO-DIMM
  • m.2 SSD: 128GB x 1

• Switching Capability: 25.6 Tbps full duplex (51.2 Tbps half duplex)
• Forwarding Rate: 10.42 Bpps
• Jumbo frames support up to 9416 bytes
• Packet Buffer Size: Integrated 113.66 MB packet buffer
• Subject to NOS:
  • MAC Addresses: 8K for exact match
  • 128K without exact match

• Dimensions (WxDxH): 44 x 64.92 x 87 cm (17.32 x 25.56 x 34.25 in)
• Weight: 21.5 kg (47.4 lb), with 2 PSUs and 4 fans installed
• Fans: Hot-swappable 3 + 1 redundant fans
• Storage Temperature: -40°C to 70°C (-40°F to 158°F)
• Operating Temperature:
  • (FtoB): 0°C~40°C (32°F~104°F)
  • 0~40°C (32°F~104°F) at sea level,
  • 0~35°C (32°F~95°F) at 1828 m (6000 ft)
• Operating Humidity: 5% ~ 95% non-condensing
• Operating Altitude: 0-1828 m (0~6000 ft)

• Switch is loaded with Open Network Install Environment (ONIE) software installer
• Compatible with the following NOS options:
  • Open source options, Alcatel-Lucent Enterprise SONiC (ASON), Alcatel-Lucent Enterprise Operating System (AOS-X)

• QSFP56-DD Port LEDs:
  • 400G (1 x 8 lanes 50G PAM4): Blue
  • 200G (2 x 4 lanes 50G PAM4): Cyan
  • 100G (4 x 2 lanes 50G PAM4): Green
  • 100G (1 x 4 lanes 25G NRZ): Green
  • 40G (1 x 4 lanes 10G NRZ): Dark Green
  • 50G (2 x 2 lanes 25G NRZ): Red
  • 25G (4 x 1 lane 25G NRZ): Orange
  • 10G (4 x 1 lane 10G NRZ): Yellow
• Management Port LEDs:
  • SFP+: Left: Green (10G link), Amber (1G link)
  • Right: Green (10G activity), Amber (1G activity)
  • RJ-45: Left: Green (1G link), Amber (10/100M link)
  • Right: Green (1G activity), Amber (10/100M activity)
• System LEDs: PSU1, PSU2, FAN, STAT, and LOC
• Reset button

• PSUs: 2 redundant, load-sharing, hot-swappable 2400 W
  • AC/HVDC power supplies
• AC PSU
  • Input Power Rating:
    • 100–127 VAC, 50/60 Hz, 12 A maximum
    • 200–240 VAC, 50/60 Hz, 15 A maximum
    • HVDC: 240 VDC, 15 A maximum
• Power Draw: 287.75 W (min.), 2100 W (max.)
• Power Budget:
  • Ports 1, 2, 3, 4, 29, 30, 31, 32, 33, 34, 35, 36, 61, 62, 63, 64: 24 W per transceiver
  • All other ports: 13 W per transceiver

• Emissions:
  • EN 55032 Class A
  • EN 61000-3-2
  • EN 61000-3-3
  • VCCI-CISPR 32 Class A
  • AS/NZS CISPR 32 Class A
  • ICES-003 Issue 7 Class A
  • FCC Class A
• Immunity:
  • EN 55035
  • IEC 61000-4-2/3/4/5/6/8/11
• Safety:
  • UL (CSA 22.2 No 62368-1 & UL62368-1)
  • CB (IEC/EN60950-1 & IEC/EN 62368-1)
• Environmental:
  • GR63-CORE (Pre-test)
• RoHS-2.0 Compliant
• Electrical and Electronic Equipment (WEEE Directive 2002/96/EC)

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• Preliminary version of the data sheet, subject to change without notice. Refer to officially published data sheet for offer & tender use