Arista 7280R3 Series
Brand: Arista | Category: Network Switches
SKU: DCS-7280CR3-32P4 | Part #: DCS-7280CR3-32P4 | MPN: DCS-7280CR3-32P4
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About the Arista 7280R3 Series
The Arista 7280R3 Series from Arista is enterprise-grade Network Switches hardware built for data centers. It features 1RU form factor, 400GbE interface, 100Gbps / 10Gbps speed. The Arista 7280R3 Series, represented by the DCS-7280CR3-32P4, is a high-density 100GbE and 400GbE capable fixed-form-factor data center switch built on Arista's EOS (Extensible Operating System) platform. The DCS-7280CR3-32P4 delivers 32 ports of 100GbE QSFP100 and 4 ports of 400GbE QSFP-DD in a compact 2RU chassis, leveraging a merchant silicon forwarding architecture that provides deterministic, wire-rate Layer 2 and Layer 3 forwarding at scale. The platform is engineered Available in brand new condition. Arista network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Arista |
| Category | Network Switches |
| SKU | DCS-7280CR3-32P4 |
| Part Number | DCS-7280CR3-32P4 |
| Condition | New |
| Form Factor | 1RU |
| Interface | 400GbE |
| Speed | 100Gbps / 10Gbps |
| Manufacturer Part Number | DCS-7280CR3-32P4 |
| Series | 7280R3 |
| Form Factor | 2RU fixed configuration |
| 100GbE QSFP100 Ports | 32 |
| 400GbE QSFP-DD Ports | 4 |
| Forwarding Architecture | Merchant silicon, single-chip design |
| Layer 2 and Layer 3 Forwarding | Wire-rate hardware forwarding |
| VXLAN Support | Hardware-accelerated VXLAN encapsulation and decapsulation |
| Routing Protocols | BGP, OSPF, IS-IS, EIGRP, RIP, PIM, IGMP, MPLS, Segment Routing (SR-MPLS, SRv6) |
| Overlay Control Plane | BGP-EVPN |
| Precision Timing | IEEE 1588-2008 PTP Boundary Clock and Transparent Clock |
| Operating System | Arista EOS (Extensible Operating System) |
| Management APIs | OpenConfig, NETCONF/YANG, gNMI, gRPC, REST, eAPI |
| Telemetry | Arista DANZ streaming telemetry, sFlow, ERSPAN |
| High Availability | ISSU (In-Service Software Upgrade), hitless failover |
| Power Supply | Redundant hot-swappable power supplies |
| Fan Modules | Hot-swappable, front-to-rear and rear-to-front airflow options |
| CloudVision Integration | Native support for CloudVision fabric-wide management and analytics |
| Standards Compliance | IEEE 802.1Q, 802.1ad, 802.3ad LACP, 802.1ax, 802.1D/w/s, RFC-compliant IPv4/IPv6 |
Frequently Asked Questions about Arista 7280R3 Series
What does the Arista 7280R3 Series do?
The Arista 7280R3 Series is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What are the headline specs of the Arista 7280R3 Series?
Key specifications for the Arista 7280R3 Series: new condition; ports 32 x 100GbE + 4 x 10GbE; speed 100Gbps / 10Gbps; form factor 1RU; switching capacity 6.4 Tbps; latency sub-microsecond. Manufacturer part number DCS-7280CR3-32P4. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the Arista 7280R3 Series compatible with my infrastructure?
The Arista 7280R3 Series interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.