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Extreme Network 5520 Universal Switch 24-Ports 10GBASE-X SFP+ Layer 3 Rack-mountable Managed Network Switch with 2-Ports QSFP28 - 5520-24X

Extreme Network 5520 Universal Switch 24-Ports 10GBASE-X SFP+ Layer 3 Rack-mountable Managed Network Switch with 2-Ports QSFP28 - 5520-24X

Part Number: 5520-24X
Manufacturer: Extreme

Condition: Refurbished

Weight: 15.0 lbs

Availability: In stock

Regular price $10,130.44
Regular price Sale price $10,130.44
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Extreme Networks 5520-24X 24-Port 10GbE SFP+ Layer 3 Managed Switch with 2x QSFP28 — 5520-24X

The Extreme Networks 5520-24X is a 24-port 10GBASE-X SFP+ Layer 3 managed switch with 2x QSFP28 (100GbE) uplinks in a rack-mountable form factor. Part of the 5520 Universal Switch series, it delivers enterprise-grade Layer 3 switching with ExtremeXOS for demanding campus core and data center aggregation deployments.

Key Features

  • 24x 10GBASE-X SFP+ ports for high-density 10GbE connectivity
  • 2x QSFP28 (100GbE) uplinks for high-bandwidth spine connectivity
  • Layer 3 managed — full routing, VLAN, QoS, and multicast support
  • ExtremeXOS — feature-rich, programmable network OS
  • Rack-mountable 1U form factor
  • Universal Switch — supports stacking and flexible deployment

Product Specifications

  • Part Number: 5520-24X
  • Manufacturer: Extreme Networks
  • OEM Status: Retail
  • Model: 5520-24X
  • SFP+ Ports: 24x 10GBASE-X
  • Uplink Ports: 2x QSFP28 (100GbE)
  • Switching Layer: Layer 3
  • Management: ExtremeXOS
  • Form Factor: 1U Rack-mountable

Switch & Port Specifications

  • Switching Capacity: Up to 680 Gbps
  • Forwarding Rate: Up to 500 Mpps
  • MAC Address Table: 128K
  • Jumbo Frame: Up to 9,216 bytes

Network & Protocol Specifications

  • Routing: Static, RIP, OSPF, BGP, IS-IS
  • VLANs: 802.1Q, up to 4,094
  • QoS: 802.1p, DSCP, 8 queues per port
  • Multicast: PIM-SM, PIM-DM, IGMP v1/v2/v3
  • Stacking: Supported via SummitStack

Use Cases

  • Campus core and distribution layer 10GbE switching
  • Data center aggregation with 100GbE uplinks
  • High-density 10GbE server connectivity
  • Enterprise Layer 3 routing and switching deployments

Compatibility

  • 10GBASE-X SFP+ optical transceivers and DAC/AOC cables
  • QSFP28 100GbE optical transceivers and DAC cables for uplinks
  • ExtremeXOS management and automation ecosystem

Frequently Asked Questions

Does this support stacking?
Yes — the 5520-24X supports SummitStack for switch stacking, enabling multiple units to be managed as a single logical switch.
What routing protocols does ExtremeXOS support?
ExtremeXOS supports static routing, RIP, OSPF, BGP, and IS-IS — providing full enterprise Layer 3 routing capability.

The Extreme Networks 5520-24X delivers 24-port 10GbE SFP+ Layer 3 switching with 2x 100GbE QSFP28 uplinks and ExtremeXOS — a high-performance, feature-rich switch for campus core and data center aggregation deployments.

Frequently Asked Questions

Why do I see an incorrect image for this item?

Images may be representative of the product model. For Refurbished items, the actual unit may differ in appearance from the image shown.

Specifications, part number, condition and included accessories are stated on this page.

What do you mean by term Refurbished?

Refurbished means a used computer part or device that has been cleaned, checked, and repaired to make sure it works properly again. Unlike regular second-hand items, refurbished products go through testing and fixing so they can perform like new.

How many days does it take to ship goods to customers?

All orders are processed within 1-2 business days. Orders placed on weekends or public holidays will be processed on the next business day. For more info visit shipping policy.

What is your return policy?

We offer a 30-day return policy subject to the terms and conditions described in our Refund Policy. Restocking fees may apply to eligible non-faulty returns. Kindly take a look at our Return Policy page.

Do you deliver my ordered items in their original retail box?

For Brand New items, you will receive them in their original retail box. For Refurbished items, you will receive them in a Brown Box or Bulk Packaging.

Do your printers come with ink cartridges?

Refurbished printers do not come with ink cartridges or toners.