Arista 7280E 10/40/100Gbe High Performance Switch Series
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Data sheet Arista 7280E 10/40/ 100GbE High Performance Switch Series Overview All models in the 7280E series deliver rich Product highlights layer 2 and layer 3 features with wire speed performance up to 1.44 Terabits per second. Performance HPE and Arista share a common vision around • 7280SE‑64: 48 x 1/10GbE and 4 x the need to deliver secure hybrid IT solutions The Arista 7280E series offers a virtual 10/40GbE and experiences built on industry‑leading output queue architecture combined with • 7280SE‑68: 48 x 1/10GbE and 2 x software‑defined infrastructure—helping an ultra‑deep 9 GB of packet buffers that 100GbE customers to operate their workloads with eliminates head of line blocking and allows for lossless forwarding under sustained • 7280SE‑72: 48 x 1/10GbE and 2 x speed and agility to grow their business. This MXP partnership will provide our customers with congestion and the most demanding application loads. Combined with Arista EOS • Up to 1.44 terabits per second proven networking solutions that are superior to legacy alternatives and that complement the 7280E series delivers advanced features • Up to 900 million packets per second HPE compute, storage, virtualization, and for HPC, big data, content delivery, cloud, • Wire speed L2 and L3 forwarding cloud offerings. and virtualized environments. Data center optimized design • Ultra‑deep 9 GB packet buffer The Arista 7280E series are key components • Typical power under 4W per 10GbE of the Arista 7000 series portfolio of data Arista Extensible port center switches. The Arista 7280E series are Operating System (EOS) • 1 + 1 redundant and hot‑swappable purpose 10/40/100GbE fixed configuration power systems built for the highest performance The Arista 7280E runs the same Arista EOS • N + 1 redundant and hot‑swappable environments, where wire speed L2 and L3 software as all Arista products, simplifying fans forwarding are combined with advanced network administration. Arista EOS is a features for network virtualization, open modular switch operating system with • Front‑to‑rear or rear‑to‑front cooling monitoring, and network analysis, resiliency, a unique state‑sharing architecture that • Designed for NEBS and architectural flexibility. The 7280E cleanly separates switch state from protocol • Tool‑less rails for simple installation capabilities address the requirements for processing and application logic. Built on top modern networking and rich multimedia of a standard Linux kernel, all EOS processes Virtualization and provisioning • CloudVision content delivery requiring a lossless run in their own protected memory space forwarding solution. and exchange state through an in‑memory • VXLAN for next generation DC database. This multiprocess state‑sharing • VM Tracer The 7280E series are available in three architecture provides the foundation for • LANZ for microburst detection models, each with 48 SFP+ ports for 1/10GbE in‑service software updates and self‑healing • DANZ Advanced Mirroring & TAP and a choice of 40GbE and 100GbE uplinks. resiliency. Aggregation for improved visibility The 7280SE‑64 has four QSFP+ uplink ports that allow a choice of four 40GbE With Arista EOS, advanced monitoring and • Zero‑touch Provisioning (ZTP) or up to 16 additional 10GbE ports with automation capabilities such as Zero Touch • Advanced Event Monitoring the use of transceivers or cables. The Provisioning, VM Tracer, and Linux‑based • sFlow® (RFC3176) 7280SE‑72 delivers two 100GbE uplinks tools can be run natively on the switch with • IEEE 1588 PTP through the use of Arista MXP interfaces the powerful quad‑core x86 CPU subsystem. and embedded optics. Each MXP port enables twelve 10GbE, three 40GbE, or one 100GbE for a wide choice of cost‑effective connections. The 7280SE‑68 has two 100GbE QSFP uplinks that allow for the use of both 100GbE and 40GbE optics for the widest range of both short‑ and long‑reach connection options, active and passive cables. Figure 1: Arista 7280E family Data sheet Page 2 Cloud networking ready Maximum flexibility for • Flexible allocation of L2 and L3 forwarding • 128K‑256K MAC Addresses table resources for more design choice • 128K‑256K IPv4 and IPv6 Host Routes scale-out network designs • Wide choice of dense 10/40/100 Gb ports • 64K IPv4 Routes Scale‑out network designs enable solutions for single port multispeed flexibility to start small and evolve over time. A simple Resilient control plane • VXLAN routing, bridging, and gateway for • High Performance x86 CPU two‑way design can evolve without significant changes to the architecture. The Arista 7280E physical to virtualization communication to • 4GB DRAM includes enhancements that allow for flexible enable next generation data center designs • 4GB Flash scale‑out designs: • LANZ, DANZ, PTP, sFlow, and multiport • User applications can run in a VM • 128‑way ECMP and 128‑way MLAG to mirroring to detect micro‑burst congestion and provide network‑wide visibility Built-in solid-state storage provide scalable designs and balance traffic • Store logs and data captures evenly across large scale two‑tier leaf‑spine • ACL scalability with up to 12K entries per • Leverage Linux® tools with no designs forwarding engine and 36K ACL entries limitations • VOQ architecture and deep packet buffering per module Arista EOS to eliminate head of line blocking • Single binary image • Fine‑grained modular network OS • Stateful fault containment (SFC) • Stateful fault repair (SFR) • Full access to Linux shell and tools • Extensible platform—bash, python, C++ Figure 2: Arista leaf‑spine two‑tier network architecture. Software-defined networking Enhanced features for high-performance networks Arista Software‑Defined Cloud Networking (SDCN), combines the principles that have The Arista 7280E delivers a suite of made cloud computing the unstoppable advanced traffic control and monitoring force that it is: automation, self‑service features to improve the agility of modern provisioning, and linear scaling of both high‑performance environments, with performance and economics coupled with solutions for data monitoring, precise timing, the trend in software‑defined networking and next‑generation virtualization. that delivers: network virtualization, custom programmability, simplified architectures, and lower capital expenditure. This combination Precise data analysis creates a best‑in‑class software foundation for maximizing the value of the network to • Arista Latency Analyzer (LANZ) and both the enterprise and service provider precision Data Analyzer (DANZ) are data center. A new architecture for the integrated features of EOS. DANZ provides most mission‑critical location within the IT a solution to monitoring and visibility infrastructure that simplifies management challenges at 10/40/100 Gbps, giving IT and provisioning, speeds up service delivery, operations the ability to proactively deliver lowers costs, and creates opportunities for feedback on congestion events, filter, competitive differentiation, while putting replicate, aggregate, and capture traffic control and visibility back in the hands of the without affecting production performance. network and systems administrators. LANZ provides precise real‑time monitoring of micro‑burst and congestion events before they impact applications, with the ability to identify the sources and capture affected traffic for analysis. Data sheet Page 3 Precision timing (IEEE 1588) overall data center switching infrastructure. Deep buffers and AEM allows operators to fully utilize the deterministic network The IEEE 1588 Precision Time Protocol intelligence within EOS to respond to enables building and maintaining an real‑time events, automate routine tasks, and performance accurate timing solution that delivers highly automate actions based on changing network accurate precision‑time synchronization to conditions. The Arista 7280E series uses a deep buffer sub‑microsecond accuracy to applications virtual output queue (VOQ) architecture within existing network infrastructure with that eliminates head‑of‑line (HOL) blocking no need to invest in and deploy a separate Flexible combination and virtually eliminates packet drops even in timing network. Arista’s 7280E series of 10/40/100 G the most congested network scenarios. An hardware‑assisted Precision Time Protocol advanced traffic scheduler fairly allocates solution provides a high‑ performance and The 7280E delivers unprecedented levels bandwidth between all virtual output robust mechanism for accurate in‑band time of buffering, scale, and availability with queues while accurately following queue distribution to servers, routers, and other high‑density 10GbE interfaces and a choice disciplines including weighted fair queueing, switches. of uplink interfaces as shown on the right fixed priority, or hybrid schemes including from top to bottom: 802.1Qaz ETS. As a result, the Arista 7280E can handle the most demanding data center Audio Video Bridging (AVB) requirements with ease, including mixed traffic loads of real‑time, multicast, and Audio Video Bridging (AVB) standards allow storage traffic while still delivering low latency. professional media to be reliably transported over an Ethernet network with the benefits of a packet‑based infrastructure; greatly High availability simplified cabling, great flexibility in signal routing and processing, and the advantage Figure 3: Arista 7280E Flexible Port Combinations The Arista 7280E switches were designed for of extremely low costs due to the ubiquitous high availability and simple provisioning