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Data Center Switches

Arista 7300X3 Series Modular Data Center Switches

The Arista 7300 Series modular switches, with 7300X3 Series line cards, increase scalability and performance for leaf/spine and Spline™ applications in data centers and campuses.

7300X3 Series Spline Switch

The Arista 7300 Series modular switches are part of the Arista portfolio of data center and campus switches. The 7300 Series, with the third generation 7300X3 Series line cards, increase the scalability and performance of the 7300X Series supporting leaf / spine and SplineTM applications for collapsed data center tiers, and campus roles. Modern campus and data center challenges demand simplified architectures, consistent operational experience, reduced complexity and higher performance. The 7300X3 Series systems share a common architecture with the Arista 7050X3 Series and offer a choice of two modular systems, a 4-slot and 8-slot. They support advanced features for extensive automation and programmability, network monitoring, precision timing and network virtualization to deliver secure high performance for an open, software driven approach to cloud networking. The 7300X3 Series line cards support wire speed layer 2/3/4 performance that provides a flexible combination of 1G, 10G, 25G, 40G, 50G and 100G switching to design large networks for scale-out of east-west traffic patterns with low latency and power efficiency. With optimized airflow, redundant and hot swappable supervisor, fabric, power and cooling the system is purpose built for modern networks. The 7300X3 Series is energy efficient with variable speed fans and redundant cooling. All of these attributes make the Arista 7300X3 Series an ideal platform for building high performance, open, resilient and scalable networks. Combined with Arista EOS the 7300X3 Series delivers advanced features for big data, cloud, virtualized and traditional designs.

7300X3 Series Spline Switch overview

Features and Benefits

The capabilities that set 7300X3 Series Spline Switch apart.

Product Highlights

Performance

  • Over 50 Terabits per second fabric capacity
  • Up to 32 billion packets per second
  • Up to 6.4 Terabit per second per line card
  • Wire speed L2 and L3 forwarding
  • 1,024 wire-speed 25/10GbE ports
  • 256 wire-speed 100GbE ports
  • Latency below 2.5 usec

High Availability

  • 1+1 Supervisor redundancy
  • N+N Grid redundant power system
  • N+1 Fan module redundancy
  • Redundant fabric modules

Arista EOS

Arista EOS Software

All Arista products including the 7300 Series runs the same Arista EOS software binary image simplifying network administration with a single standard across all switches. Arista EOS is a modular switch operating system with a unique state sharing architecture that cleanly separates switch state from protocol processing and application logic. Built on top of a standard Linux kernel, all EOS processes run in their own protected memory space and exchange state through an in-memory database. This multi-process state sharing architecture provides the foundation for in-service-software updates and self-healing resiliency together with stateful switchover without the loss of data plane forwarding. Arista EOS enables advanced monitoring and automation capabilities such as Zero Touch Provisioning, LANZ, VM Tracer and Linux based tools to be run natively on the switch.

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Technical Specifications

Hardware and software metrics extracted directly from the official Arista datasheet.

  • STP Instances
    64 (MST)/510 (RPVST+)
  • IGMP Groups
    288K, with 16K unique groups
  • ACLs
    2K
  • Egress ACLs
    2K
  • ECMP
    128-way, 1K groups

  • MAC Addresses (Mode 0)
    288K
  • MAC Addresses (Mode 1)
    224K
  • MAC Addresses (Mode 2)
    160K
  • MAC Addresses (Mode 3)
    96K
  • MAC Addresses (Mode 4)
    32K
  • IPv4 Host Routes (Mode 0)
    16K
  • IPv4 Host Routes (Mode 1)
    80K
  • IPv4 Host Routes (Mode 2)
    144K
  • IPv4 Host Routes (Mode 3)
    168K
  • IPv4 Host Routes (Mode 4)
    16K

  • IPv4 LPM Routes (ALPM)
    384K
  • IPv4 LPM Routes (Mode 1)
    32K
  • IPv4 LPM Routes (Mode 2)
    32K
  • IPv4 LPM Routes (Mode 3)
    32K
  • IPv4 LPM Routes (Mode 4)
    32K
  • IPv6 LPM Routes - Unicast (prefix length <= 64) (ALPM)
    0-192K
  • IPv6 LPM Routes - Unicast (prefix length <= 64) (Mode 1)
    12K
  • IPv6 LPM Routes - Unicast (prefix length <= 64) (Mode 2)
    8K
  • IPv6 LPM Routes - Unicast (prefix length <= 64) (Mode 3)
    4K
  • IPv6 LPM Routes - Unicast (prefix length <= 64) (Mode 4)
    -

  • Supervisor slots (DCS-7308)
    2
  • Supervisor slots (DCS-7304)
    2
  • Linecard Slots (DCS-7308)
    8
  • Linecard Slots (DCS-7304)
    4
  • Fabric Module Slots (DCS-7308)
    4
  • Fabric Module Slots (DCS-7304)
    4
  • Power Supply Slots (DCS-7308)
    6
  • Power Supply Slots (DCS-7304)
    4
  • Fan Modules (DCS-7308)
    16
  • Fan Modules (DCS-7304)
    8

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