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    15+ Years of Proven Excellence
    Delivering reliable IT hardware solutions since 2009.

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    You’ll find warranty coverage on the majority of our hardware.*
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    Arista 7280CR2A-30-F Switch

    Part Number: DCS-7280CR2A-30-F

    Description: Arista 7280R2, 30x100GbE QSFP switch, AlgoMatch, expn mem, configurable fans and psu

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    Get Instant Quote

    15+ Years of Proven Excellence
    Delivering reliable IT hardware solutions since 2009.

    Same-Day Shipping
    On all on-hand orders placed before 2 pm CST.

    Limited Lifetime Warranty
    You’ll find warranty coverage on the majority of our hardware.*
    Terms & Conditions*

    Key Features of the Arista 7280 Switch

    Next-Generation Data Center Switching Platform

    The Arista DCS-7280CR2A-30-F represents a significant advancement in data center switching technology, delivering exceptional performance and flexibility for modern data center environments. This powerful platform from Arista Networks combines high port density with impressive throughput capabilities, making the DCS-7280CR2A-30-F an ideal solution for bandwidth-intensive applications. The DCS-7280CR2A-30-F features a carefully balanced design that optimizes both performance and operational efficiency, ensuring organizations receive maximum value from their network infrastructure investment.

    With its sophisticated architecture, the DCS-7280CR2A-30-F provides the foundation for next-generation data center networks that require both scalability and intelligence. The DCS-7280CR2A-30-F delivers consistent, predictable performance even under demanding workloads, enabling businesses to maintain service quality as application requirements evolve. Organizations implementing the DCS-7280CR2A-30-F experience improved application responsiveness and enhanced operational efficiency, directly contributing to better business outcomes and competitive advantage.

    Advanced Thermal Design for Reliability

    The DCS-7280CR2A-30-F implements an innovative thermal architecture that ensures optimal operation in diverse data center environments. Through its efficient cooling system, the DCS-7280CR2A-30-F maintains component temperatures within ideal operating ranges, extending hardware lifespan and reducing failure risks. The DCS-7280CR2A-30-F features rear-to-front airflow, making it compatible with modern hot-aisle/cold-aisle data center designs that maximize cooling efficiency.

    Arista Networks has engineered the DCS-7280CR2A-30-F with reliability as a core design principle, incorporating redundant cooling components that ensure continued operation even if individual fans fail. The DCS-7280CR2A-30-F’s thermal management system continuously monitors environmental conditions and adjusts cooling performance accordingly, preventing thermal-related issues before they impact service availability. This advanced thermal design contributes to the DCS-7280CR2A-30-F’s impressive uptime statistics and reduced maintenance requirements, directly translating to lower operational costs and higher business continuity.

    Comprehensive Connectivity Options

    The Arista DCS-7280CR2A-30-F offers exceptional connectivity flexibility through its diverse port configuration. With 30 100G QSFP ports, the DCS-7280CR2A-30-F provides substantial bandwidth capacity for connecting high-performance computing clusters, storage systems, and other bandwidth-intensive applications. The DCS-7280CR2A-30-F supports breakout cables that enable each 100G port to be split into multiple lower-speed connections, maximizing deployment flexibility and port utilization.

    Organizations can leverage the DCS-7280CR2A-30-F’s connectivity options to build networks that precisely match their specific requirements without overprovisioning. The DCS-7280CR2A-30-F supports a wide range of transceivers and cables, enabling cost-effective connectivity across various distances and media types. This flexibility makes the DCS-7280CR2A-30-F an ideal platform for diverse applications from high-frequency trading environments where latency is critical to large-scale cloud deployments where scale and density are paramount.

    Intelligent Network Operating System

    The DCS-7280CR2A-30-F runs Arista’s EOS (Extensible Operating System), a modern, programmable network operating system that enhances both functionality and manageability. EOS provides the DCS-7280CR2A-30-F with a stable, feature-rich foundation that supports advanced networking protocols alongside programmability features that simplify automation. The DCS-7280CR2A-30-F benefits from EOS’s unique architecture that separates the control plane from the data plane, ensuring continued forwarding even during control plane operations.

    Network administrators can leverage the DCS-7280CR2A-30-F’s programmable interfaces to implement data-driven operational models that improve efficiency and reduce management costs. The DCS-7280CR2A-30-F supports sophisticated telemetry capabilities that provide real-time visibility into network performance and health, enabling proactive management rather than reactive troubleshooting. These capabilities make the DCS-7280CR2A-30-F an ideal platform for organizations focused on modernizing their network operations while making significant improvements in operational efficiency.

    Specifications of the Arista 7280 Switch

    Hardware Specifications

    The Arista DCS-7280CR2A-30-F features a robust hardware platform engineered for reliability and performance in demanding data center environments:

    Feature Specification
    Form Factor 1RU, rack-mountable
    Dimensions (W × D × H) 17.5″ × 23″ × 1.75″ (44.5 × 58.4 × 4.4 cm)
    Weight 28 lbs (12.7 kg)
    Ports 30 × 100GbE QSFP
    Switching Capacity 3.0 Tbps
    Forwarding Rate 1.4 Bpps
    Latency 2-3 microseconds (dependent on port speed)
    CPU Quad-core x86
    System Memory 16 GB
    Packet Buffer 32 MB
    Flash Storage 4 GB
    Power Supply 2 × redundant hot-swappable AC/DC PSUs
    Typical Power Consumption 800W
    Airflow Direction Rear-to-front
    Operating Temperature 0° to 40°C (32° to 104°F)
    Mean Time Between Failures >300,000 hours

    The DCS-7280CR2A-30-F is designed with reliability as a core principle, featuring redundant power supplies and efficient cooling systems that ensure continued operation in demanding conditions. The number of interfaces and their high-speed capabilities make the DCS-7280CR2A-30-F ideal for high-density data center deployments. The switch includes sophisticated hardware acceleration for routing and switching functions, ensuring wire-speed performance across all ports simultaneously.

    Software Capabilities

    The DCS-7280CR2A-30-F runs Arista EOS (Extensible Operating System), providing a comprehensive set of networking features:

    Feature Category Key Capabilities
    Layer 2 802.1Q VLANs, MLAG, LACP, LLDP, Q-in-Q
    Layer 3 BGP, OSPF, IS-IS, RIP, Static Routing, VRRP
    IPv6 Full IPv6 support, OSPFv3, BGP4+
    Multicast IGMP, PIM-SM, PIM-SSM, Anycast RP
    High Availability NSF, SSO, ISSU, Redundant Supervisor
    Security ACLs, TACACS+, RADIUS, SSH, TLS
    QoS 8 queues per port, WRED, Hierarchical QoS
    Management JSON-RPC, REST API, SNMP, sFlow, XMPP
    Automation ZTP, Puppet, Chef, Ansible, Python
    Monitoring LANZ, VM Tracer, Path Tracer, sFlow

    The DCS-7280CR2A-30-F benefits from Arista’s consistent EOS software across its entire product line, ensuring operational consistency when deploying mixed hardware platforms. Arista Networks provides regular software updates for the DCS-7280CR2A-30-F, delivering both new features and security patches to maintain optimal functionality. The software architecture of the DCS-7280CR2A-30-F supports hitless upgrades, allowing software updates without service interruption.

    Performance Specifications

    The DCS-7280CR2A-30-F delivers exceptional performance metrics suitable for demanding data center applications:

    Performance Metric Capability
    MAC Address Table 136,000 entries
    IPv4 Routes 128,000 (host) / 84,000 (LPM)
    IPv6 Routes 56,000 (host) / 28,000 (LPM)
    ACLs 12,000
    VLANs 4,096
    IGMP Groups 16,000
    Jumbo Frame Support 9,216 bytes
    ECMP Paths 64-way
    MLAG 16-way
    Mirroring Sessions 8

    The DCS-7280CR2A-30-F provides the processing capacity required for large-scale data center environments with substantial routing and switching requirements. Its deep buffer architecture ensures consistent performance during traffic microbursts that are common in modern applications. The DCS-7280CR2A-30-F’s forwarding capabilities maintain deterministic performance even when multiple services are enabled simultaneously.

    Comparison with Related Models

    The DCS-7280CR2A-30-F offers specific advantages compared to other models in the Arista 7280R Series:

    Feature DCS-7280CR2A-30-F DCS-7280CR3-32P4 DCS-7280CR2A-60
    Form Factor 1RU 1RU 2RU
    100G Ports 30 32 60
    400G Ports 0 4 0
    Switching Capacity 3.0 Tbps 6.4 Tbps 6.0 Tbps
    Buffer Memory 32 MB 64 MB 32 MB
    Typical Use Case Mid-size DC High-Performance DC Large DC
    Power Efficiency Good Better Good
    Date of Introduction Earlier Later Same Generation

    The DCS-7280CR2A-30-F is positioned as a mid-range option within the 7280R series from Arista Networks. Compared to the higher-end DCS-7280CR3-32P4, the DCS-7280CR2A-30-F offers slightly fewer 100G ports and lacks 400G capability, but provides excellent value for environments that don’t require the absolute highest port density. For organizations needing higher port counts, the DCS-7280CR2A-60 offers twice the number of 100G ports in a 2RU form factor, making it suitable for larger deployments with more extensive connectivity requirements.

    FAQs about the Arista 7280 Switch

    How does the DCS-7280CR2A-30-F deliver performance while remaining cost-effective

    The Arista DCS-7280CR2A-30-F achieves cost-effectiveness through its optimized design that delivers exceptional performance per watt and per rack unit, reducing both capital expenditure and ongoing operational costs related to power and cooling. Its high port density with 30 100G interfaces maximizes connectivity within a compact 1RU form factor, providing excellent value when comparing the number of high-speed ports to the price of the switch. The DCS-7280CR2A-30-F’s robust feature set eliminates the need for additional specialized devices, reducing the total number of products required and simplifying the overall network architecture while making efficient use of data center resources.

    How easily does the DCS-7280CR2A-30-F integrate with existing infrastructure?

    The DCS-7280CR2A-30-F supports all standard networking protocols and integrates seamlessly with existing infrastructure through industry-standard implementations, regardless of whether you continue with current vendors or are making a transition to Arista Networks. Its comprehensive interoperability has been verified through rigorous testing and real-world deployments, ensuring compatibility with a wide range of third-party equipment commonly found in heterogeneous data center environments. The DCS-7280CR2A-30-F’s flexible configuration options and programmable interfaces simplify integration into existing operational workflows, allowing organizations to leverage their current management systems while gradually adopting more advanced automation capabilities.

    What future-proofing capabilities does the DCS-7280CR2A-30-F offer?

    The DCS-7280CR2A-30-F provides substantial capacity headroom with its 3.0 Tbps switching fabric, ensuring the platform can accommodate growing traffic demands as applications evolve. Its programmable architecture supports feature evolution through software updates, allowing new capabilities to be deployed throughout the product lifecycle without requiring hardware replacement in most cases. The DCS-7280CR2A-30-F’s deep buffer architecture and advanced traffic management capabilities ensure it can adapt to changing traffic patterns and application requirements, protecting your investment as your business needs continue to evolve over the platform’s service life.

    What reliability and redundancy features are built into the DCS-7280CR2A-30-F?

    The DCS-7280CR2A-30-F implements comprehensive reliability features including redundant, hot-swappable power supplies and cooling components that maintain operation during individual component failures, minimizing the risk of service interruptions. Its EOS operating system architecture separates control plane from data plane functions, ensuring that data forwarding continues even if a software process needs to restart, which substantially reduces the impact of any software-related issues. The DCS-7280CR2A-30-F supports advanced high-availability protocols including Multi-Chassis Link Aggregation (MLAG) that provide network-level redundancy, ensuring critical connections remain available even in the event of a complete switch failure or during maintenance activities.

    What considerations should be kept in mind when deploying and managing the DCS-7280CR2A-30-F?

    Organizations should carefully evaluate their cooling architecture, as the DCS-7280CR2A-30-F features rear-to-front airflow which must align with the data center’s overall thermal design to ensure proper cooling and avoid hot spots. When planning the deployment, consideration should be given to the appropriate transceivers and cabling, as these items are typically ordered separately and their availability may affect the project timeline and budget. IT teams should invest in familiarization with Arista’s EOS operating system if they’re new to the platform, as while it offers significant advantages for automation and programmability, there may be a learning curve for staff accustomed to other vendors’ command syntaxes and management approaches.

    At Network Republic, our end-user accounts are covered by a 1-Year Warranty on all hardware—whether New, New Open Box, New Pull, Refurbished, or Refurbished by Manufacturer —from the date of delivery. This warranty covers hardware defects under normal use and allows for repair, replacement, or in-house credit at our discretion.

    For resellers and wholesale purchases, we offer a 30-Day Warranty limited strictly to functional issues or defects upon arrival, including dead-on-arrival (DOA) items; it does not apply to problems arising after prolonged use. Resellers are responsible for inspecting and testing products within the 30-day window. This warranty excludes accidental damage, misuse, cosmetic wear, third-party modifications, and software-related issues unrelated to hardware failure. Check out our full warranty policy here.

    Software licenses are not covered under the standard return and warranty policies and need to be activated on the hardware within 7 days of receipt. Any issues need to be reported immediately, within 10 days, so we can issue an exchange. Under no circumstances will refunds be issued for software licenses.

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