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Cisco Nexus 56128P Switchview expanded image

Flexible 10 GE Unified Port Switch

The Cisco Nexus 56128P is a wire-rate Layer 2 and Layer 3 switch offering 10 Gigabit Ethernet, unified ports (UP) and 2 expansion slots in a two-rack-unit form factor. It is optimized for 10 Gigabit Ethernet top-of-rack access, Cisco Fabric Extender (FEX) aggregation, VXLAN segmentation, and LAN-SAN convergence. It delivers high performance, operational efficiency, and design flexibility for traditional, virtualized, and cloud environments.

Learn how these next-generation switches meet the demands of large-scale converged and virtualized data centers. (06:47 min)

Features and Capabilities

The Cisco Nexus 56128P Switch is part of the Cisco Nexus Family of data center switches, offering capabilities of the comprehensive Cisco NX-OS feature set.

High Scalability and Performance

The Cisco 56128P switch is designed to meet the scaling demands of traditional and cloud deployments

  • Up to 96 10GE ports (of which 48 are UP) and 8 true 40GE QSFP ports.
  • Hardware based VXLAN (L2, L3, Gateway) and NVGRE capable
  • Up to 1152 ports in a single management domain via Cisco FEX architecture
  • Large table sizes and buffers with 1 us latency

Operational Efficiency

The Cisco 56128P switch delivers ease of operations via single point of management and programmability:

  • Advanced analytics tool kit with latency and buffer monitoring
  • Single point of management with Cisco FEX Architecture
  • Programmability - Python scripting, TCL scripting, the Cisco One Platform Kit, OnePK and Openflow.

Architectural Flexibility

The Cisco 56128P switch provides deployment flexibility for varying customer needs:

  • LAN/SAN Convergence
  • Supports Dynamic Fabric Automation (DFA) for simplified virtualized and cloud deployments
  • FabricPath support for scalable layer 2 networks

Specifications at a Glance

Form factor 2-rack unit
Expansion slots 2
Number of ports 1152 with FEX
10 GE Up to 96 wire-rate ports
40 GE Up to 8 QSFP ports
Unified ports Up to 48 ports (Ethernet; FCoE; 2/4/8-gigabit FC)
10 and 40 Gbps FCoE Yes
Hardware VXLAN Yes
NVGRE capable Yes
Latency 1 microsecond

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