Cisco Nexus N3K‑C3548P‑10GX | 48×10G SFP+ Data Center Ethernet Switch
The Cisco Nexus N3K‑C3548P‑10GX is a high‑performance enterprise‑grade 10 Gigabit Ethernet switch from the Cisco Nexus 3000 Series, engineered for data center, cloud, and enterprise backbone networks requiring ultra‑low latency, reliable throughput, and scalable connectivity. With 48 fixed 10 Gbps SFP+ ports, dual power redundancy, and advanced Layer 2/Layer 3 feature support, this switch delivers robust network performance for demanding workloads.
Built for high availability with hot‑swappable power supplies and fan modules and supporting jumbo frames up to 9216 bytes, the Cisco Nexus N3K‑C3548P‑10GX is ideal for modern top‑of‑rack (ToR) and core switching deployments.
Specification Table
| Feature | Details |
|---|
| Product Name | Cisco Nexus N3K‑C3548P‑10GX |
| Brand | Cisco |
| Series | Nexus 3000 Series |
| Switch Type | Managed Layer 2 / Layer 3 Ethernet Switch |
| Form Factor | 1 RU Rack‑Mount |
| Ports | 48 × fixed 10 G SFP+ |
| Management Port | 1 × 10/100/1000 Mbps |
| Console Port | 1 × RS‑232 Serial |
| USB Ports | 2 × USB |
| Switching Capacity | 960 Gbps |
| Forwarding Rate | 720 Mpps |
| Jumbo Frame Support | Up to 9216 bytes |
| VLAN Support | Up to 4096 VLANs |
| MAC Address Table | 64,000 entries |
| Routing Support | IPv4 unicast, multicast, ACLs |
| Power Supplies | Dual redundant hot‑swappable |
| Fans | 4 × redundant hot‑swappable |
| Typical Operating Power | ~112 W |
| Application | Data center, enterprise networks |
Cisco Nexus N3K‑C3548P‑10GX Switch Description
The Cisco Nexus N3K‑C3548P‑10GX is a fixed‑configuration 48‑port 10 Gbps SFP+ switch that combines high‑density connectivity with enterprise‑class performance and reliability. Each SFP+ port supports 1 Gbps or 10 Gbps optics, enabling versatile deployment options for servers, storage devices, and network uplinks.
With a switching capacity of 960 Gbps and a forwarding rate of 720 Mpps, this switch ensures line‑rate traffic throughput across all ports, whether operating at Layer 2 or Layer 3. It supports advanced networking features including VLAN segmentation, Spanning Tree, ACL enforcement, and routing protocols, giving administrators control and flexibility for complex network environments.
The N3K‑C3548P‑10GX also includes redundant hot‑swappable power supplies and multiple fan modules, minimizing downtime in mission‑critical deployments. Its support for jumbo frames improves efficiency for large data transfers, making it suitable for storage networks, virtualization platforms, and high‑bandwidth distributed applications.
Key Features
✔ 48 fixed SFP+ ports (1 Gbps / 10 Gbps) for high‑density 10 Gigabit connectivity.
✔ 960 Gbps switching capacity with 720 Mpps forwarding for high throughput.
✔ Advanced Layer 2/Layer 3 services including VLANs, Spanning Tree, and ACLs.
✔ Hot‑swappable redundant power supplies for high availability.
✔ Four hot‑swappable fans for efficient cooling and uptime.
✔ Jumbo frame support up to 9216 bytes for optimized large packet performance.
✔ Management and console ports for flexible configuration and monitoring.
Where It Can Be Used
The Cisco Nexus N3K‑C3548P‑10GX is ideal for:
Enterprise data centers and server aggregation
Cloud and virtualized infrastructure networks
Storage area network (SAN) backbones
Service provider core networks
High‑performance computing clusters
Campus core and distribution switching
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