• Cisco N9K-C9332D-GX2B 32x 400G QSFP-DD 1RU switch with 48-port Gigabit Ethernet
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Cisco

Cisco N9K-C9332D-GX2B | Nexus 9300 32-Port 400G QSFP-DD Switch, 25.6Tbps, 2x 10G SFP+

N9K-C9332D-GX2B

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Description

The Cisco N9K-C9332D-GX2B Nexus 9332D-GX2B is a high-density 1RU data center switch designed for spine and leaf architectures in cloud-scale environments. It delivers 32 fixed 400G QSFP-DD ports with 25.6 Tbps switching capacity and supports breakout configurations for flexible connectivity. Ideal for VXLAN EVPN fabrics, ACI deployments, and next-generation data center networks requiring ultra-low latency and massive scalability.

Features

Layer 3 unicast and multicast routing (BGP, OSPF, EIGRP, RIPv2, PIM-SM, SSM, MSDP)
- VXLAN with MP-BGP EVPN control plane for overlay network virtualization
- 128-way ECMP for scalable Layer 3 fat-tree designs
- Cisco ACI support with centralized policy and automation
- Standards-based VXLAN EVPN fabrics with hierarchical multisite capabilities
- MACsec and Cloudsec wire-rate encryption on ports 25-32
- Advanced security: ACLs (IP/MAC/VLAN), port security, DHCP snooping, Dynamic ARP inspection, IP source guard
- Quality of Service (QoS) for traffic prioritization
- Storm control and control plane policing (CoPP)
- Segment routing (SR and SRv6) for MPLS forwarding and traffic engineering
- Zero-touch provisioning (ZTP) and infrastructure automation
- In-Service Software Upgrade (ISSU) for zero-downtime maintenance
- Software Maintenance Upgrade (SMU) for targeted defect fixes
- Hot-swappable N+1 redundant power supplies and fans
- Comprehensive monitoring: SNMP, NTP, NetFlow, SPAN, Embedded Event Manager (EEM)
- Programmability: NETCONF, RESTful APIs, Python scripting
- Cisco Nexus Dashboard integration for fabric automation, analytics, and observability
- Supports up to 2 million IPv4 routes and 1 million MAC addresses (GX2B series)
- 256,000 multicast routes and 32,000 IGMP snooping groups

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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Technical Specifications

FAQs

Technical Specifications

32x 400G QSFP-DD ports (also support native 200G/100G/40G)
- 2x 1/10G SFP+ management/uplink ports
- Switching capacity: 25.6 Tbps
- Forwarding rate: 4.17 bpps (billion packets per second)
- Port breakout support: up to 128x 10/25/50/100G or 64x 200G
- Last 8 ports support wire-rate MACsec and Cloudsec encryption
- System memory: 32 GB RAM
- Storage: 128 GB SSD
- Shared buffer: 120 MB
- CPU: 4 cores
- Form factor: 1RU (1.72 x 17.3 x 23.9 inches / 4.4 x 43.9 x 60.8 cm)
- Typical power consumption: 638W (max 1442W)
- Power supply options: 1500W or 3200W AC (sold separately)
- Fans: 6 modules (5+1 redundancy, port-side intake or exhaust)
- Management: 1x 10/100/1000Base-T, 1x 1G SFP, 1x USB, 1x RS-232 console
- MTBF: 211,310 hours
- Operating modes: Cisco NX-OS or ACI (Application Centric Infrastructure)
- Certifications: CE, UL, CSA, EN, IEC, AS/NZS, CISPR, RoHS-6 compliant

FAQs

Q: What is the main use case for the N9K-C9332D-GX2B?
A: This switch is designed as a high-density spine switch for large-scale data center fabrics. It excels in VXLAN EVPN and ACI environments, offering 400G port density for leaf-spine topologies that require ultra-low latency and high throughput for cloud, AI/ML, and hyperscale applications.

Q: Does the N9K-C9332D-GX2B support port breakout?
A: Yes, all 32 QSFP-DD ports support flexible breakout configurations. You can configure up to 128 ports of 10/25/50/100 Gbps or 64 ports of 200 Gbps, enabling significant density and flexibility to match diverse data center connectivity requirements.

Q: What licenses are required for the N9K-C9332D-GX2B?
A: The switch requires a LAN Base Services License to enable core Layer 2 and Layer 3 capabilities. Additional feature licenses may be needed depending on the deployment scenario, such as advanced routing protocols or specific ACI features. Consult Cisco licensing documentation for details.

Q: Can this switch be used in both NX-OS and ACI modes?
A: Yes, the N9K-C9332D-GX2B supports both Cisco NX-OS standalone mode for traditional IP fabric deployments and ACI mode for software-defined, policy-driven automation. The operating mode is selected during initial configuration and determines the feature set and management options available.

Q: What power supplies and fans are compatible with this switch?
A: The switch supports Cisco Nexus 1500W AC (NXA-PAC-1500W-PI/PE) or 3200W AC (NXA-PAC-3200W-PI) power supplies. Fan modules include 160CFM (NXASFAN-160CFM2PI) and 35CFM (NXA-SFAN-35CFM-PI) options with port-side intake or exhaust airflow. All fans and PSUs must use the same airflow direction for proper cooling.

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