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Cisco

Cisco N3K-C3548P-10G | 48x10G SFP+ with 4x40G QSFP+ uplinks, no PoE, uplinks: 4x40G, NX-OS L2/L3 Base, 1RU, ultra‑low‑latency

SKU:N3K-C3548P-10G

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Description

Ultra‑low‑latency 10GbE ToR switch with 48 SFP+ downlinks and 4 QSFP+ 40G uplinks, ideal for HFT and performance‑sensitive workloads, featuring rich L2/L3, PTP, and advanced QoS in a compact 1RU design.

Features

- 48x 10G SFP+ downlinks and 4x 40G QSFP+ uplinks
- Ultra‑low‑latency switching for performance‑sensitive environments
- PTP for precision timing
- Microburst detection and rich QoS/ACL toolset
- Redundant, hot‑swap power and cooling with selectable airflow
- Programmability via NX‑API and telemetry export

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 platform support QSFP+ 4x10G breakout?
A: Yes. Each QSFP+ 40G uplink can be broken out to 4x10G with supported breakout cables or optics.

Q: Are SFP+ ports compatible with 1G SFP modules?
A: Many SFP+ ports support 1G operation with supported SFP optics; consult the platform compatibility matrix and software release notes for specifics.

Q: Is VXLAN supported?
A: Core L2/L3 and PTP are supported; VXLAN support varies by software release and license—verify against the desired NX‑OS version.

Q: What airflow options are available?
A: Units are available with either front‑to‑back or back‑to‑front airflow; choose to match datacenter hot/cold aisle design.

Q: What license tier is needed?
A: Base NX‑OS L2/L3 licensing covers common features; advanced capabilities may require additional licenses depending on the NX‑OS version.

Technical Specifications

- Form factor: 1RU fixed chassis
- Downlink ports: 48x SFP+ 10GbE
- Uplink ports: 4x QSFP+ 40GbE (supports 4x10G breakout per port)
- Latency: ultra‑low‑latency switching (precision/Algo modes)
- Software: NX‑OS with L2/L3 (BGP/OSPF, VRF, ACLs, QoS, PBR)
- Timing: IEEE 1588 PTP support
- Multicast: IGMP/PIM for fabric and market data workloads
- Resiliency: dual hot‑swappable PSUs and field‑replaceable fans
- Airflow: front‑to‑back or back‑to‑front SKUs (model dependent)
- Operations: real‑time microburst monitoring and rich telemetry

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