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Arista

Arista DCS-7280PR3-24-M-FLX-F | 7280R3 24x400G OSFP Switch, FLX, 256K Routes

SKU:DCS-7280PR3-24-M-FLX-F

Stock Status: Enquire

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Description

The Arista 7280R3 (7280PR3) is a 1RU fixed data centre switch router built for large-scale data centre, internet peering and service-provider designs. It runs Arista EOS and combines 24 x 400G OSFP ports with a 16 GB deep packet buffer, making it well suited to leaf-spine and spine roles, data centre interconnect, carrier edge VPN services, 5G and metro aggregation, and AI cluster fabrics.

This SKU provides 24 x 400G OSFP ports, which can be broken out to up to 96 x 100G, with 9.6 Tbps of throughput (19.2 Tbps full duplex) and 4 Bpps of forwarding, with latency from 3.8 us. It is the expansion memory (-M) model with 64 GB system memory and a 120 GB SSD, and it carries the FLX licence with 256K routes. Airflow is front to rear, and the switch has 2 x hot-swap AC power supplies in a 1+1 arrangement and 3 hot-swap fans in an N+1 arrangement. Typical power draw is 650 W, with a maximum of 1100 W.

The OSFP ports support 400GBASE-CR8, AOC, SR8, DR4, XDR4, FR4, 2FR4, LR4, PLR4 and ZR, plus 200G and 100G breakout cables. Breakouts to 100G, 50G and 25G use 1-3 m DACs. The minimum EOS release is 4.22.2.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Virtual Output Queue architecture with deep buffers to avoid head-of-line blocking
- FlexRoute engine holds the full internet routing table in hardware
- 512-way ECMP and MLAG
- EVPN-VXLAN and EVPN-MPLS for L2 and L3 overlays
- MPLS with LDP, RSVP-TE, SR-TE and TI-LFA
- PTP IEEE 1588 and Synchronous Ethernet timing
- LANZ and DANZ monitoring, Inband Network Telemetry and Accelerated sFlow
- Cluster Load Balancing for AI cluster fabrics
- Programmability through CloudVision, ZTP, eAPI, NETCONF, gNMI and OpenConfig

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Ports: 24 x 400G OSFP
- Maximum 100G ports: 96 (breakout)
- Maximum 50G ports: 192
- Maximum 25/10G ports: 192
- Throughput: 9.6 Tbps (19.2 Tbps full duplex)
- Packets per second: 4 Bpps
- Latency: from 3.8 us
- Packet buffer: 16 GB
- System memory: 64 GB (expansion memory -M model)
- SSD storage: 120 GB
- Flash storage: 8 GB
- CPU: quad-core x86
- Management port: 1 x 100/1000
- Serial console: 1 x RS-232 (RJ-45)
- USB ports: 1
- Power supplies: 2 x hot-swap AC, 1+1 redundant
- Fans: 3 hot-swap, N+1 redundant
- Airflow: front to rear
- Typical/maximum power draw: 650 W / 1100 W
- Form factor: 1RU
- Dimensions (W x H x D): 43.99 x 4.37 x 57.4 cm
- Weight: 12.7 kg
- Operating temperature: 0 to 40 C
- Minimum EOS: 4.22.2

FAQs

Q: Which licence does this SKU carry?
A: It carries the FLX licence with 256K routes. The 7280PR3-24 sits in EOS feature licence Group 4, and the optional E, V, V2 and Z licences are also available.

Q: What power does this switch need?
A: It has 2 x hot-swap PWR-1511 1500W AC power supplies in a 1+1 redundant arrangement, with 200-240V AC input and IEC C14 connectors. Typical draw is 650 W and maximum draw is 1100 W.

Q: What optics and cables work with the OSFP ports?
A: The OSFP ports support 400GBASE-CR8, AOC, SR8, DR4, XDR4, FR4, 2FR4, LR4, PLR4 and ZR. 200G and 100G breakout cables are also supported, and breakouts to 100G, 50G and 25G use 1-3 m DACs.

Q: What does the -M in the SKU mean?
A: The -M indicates the expansion memory model, which has 64 GB of system memory and a 120 GB SSD.

Q: What is the airflow direction?
A: Airflow is front to rear, so plan the rack so that the port side faces the cold aisle or hot aisle accordingly.

Q: What is the minimum EOS version?
A: The minimum supported EOS release is 4.22.2.

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