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Cisco

Cisco UCS-FI-6536-U | 1RU fabric interconnect, 36x 40/100GbE QSFP28 (breakout 4x10/25G), flexible uplinks, license: UCS Manager

SKU:UCS-FI-6536-U

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Description

High-density 40/100GbE fabric interconnect designed for UCS domains, delivering low-latency, wire-rate connectivity for blade and rack servers. Flexible QSFP28 ports support breakout for TOR aggregation or direct server attachment, and the platform is built for policy-based automation with UCS Manager. Deploy as a redundant pair for non-disruptive operations and unified management across compute profiles and LAN/SAN policies.

Features

- High-density 40/100GbE QSFP28 for scalable UCS fabrics
- Flexible breakout for 10/25GbE fanout
- Centralized policy and profile automation via UCS Manager
- Non-disruptive upgrades with dual-FI topology
- Low-latency, wire-rate forwarding for east–west traffic
- Validated interoperability with UCS blade and rack form factors

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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FAQs

Technical Specifications

FAQs

Q: Does this need to be deployed in pairs?
A: A redundant pair is strongly recommended for high availability and non-disruptive maintenance.

Q: Are Fibre Channel ports available on this model?
A: This platform focuses on 40/100GbE QSFP28. FC access can be achieved via upstream SAN connectivity or via FCoE designs; check your validated design.

Q: Which transceivers and cables are supported?
A: QSFP28 40/100G optics, DAC/AOC, and QSFP28 fanout to 4x10/25G are supported where noted in the hardware compatibility list.

Q: Is Intersight Managed Mode supported?
A: This SKU is for UCS Manager mode. For IMM, select the appropriate IMM-enabled SKU or convert per Cisco guidance.

Q: Can I connect both blades and rack servers?
A: Yes. It is designed to manage UCS blade chassis and integrate with UCS rack servers within the same domain.

Technical Specifications

- Form factor: 1RU fabric interconnect
- Port density: 36x QSFP28
- Ethernet speeds: 40/100GbE per port
- Breakout support: 1x QSFP28 to 4x 10/25GbE (with appropriate fanout cables/adapters)
- Uplinks: flexible QSFP28, configurable per design
- Management mode: UCS Manager (UCSM)
- HA: deploy as a redundant pair for high availability
- Automation: service profiles, policy-based provisioning
- Compatibility: UCS blade and rack server domains
- Transceiver/cable support: QSFP28 optics/DAC/AOC, QSFP28-to-SFP28 fanout

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