UCS-FI-6332-16UP-U Cisco UCS 6332 1RU Fabric Interconnect Switch

Cisco UCS 6332-16UP 40-Port Fabric Interconnect (UCS-FI-6332-16UP-U)

The Cisco UCS 6332-16UP is a high-performance, next-generation 1RU Fabric Interconnect engineered to serve as the management and communication backbone for Cisco Unified Computing System (UCS) deployments. Designed for enterprise-class data centers and mission-critical workloads, this advanced switch delivers exceptional scalability, ultra-low latency performance, and unified fabric architecture that consolidates both LAN and SAN traffic into a single, simplified network infrastructure.

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Technical Specifications:

  • Part Numbers:
    • UCS-FI-6332-16UP= (Base model with power supplies)
    • UCS-FI-6332-16UP-U (Upgrade/infrastructure variant - typically ships without power supplies)
  • Product Line: Cisco UCS 6300 Series Fabric Interconnects
  • Form Factor: 1RU (1.7 inches) rack-mountable
  • Total Ports: 40 ports (24 QSFP+ + 16 unified SFP+)

Port Configuration:

24 x QSFP+ Ports (Ports 17-40):

  • Port Type: 40 Gigabit Ethernet QSFP+ ports
  • Supported Speeds: 40 Gbps primary operation
  • Breakout Capability:
    • Ports 17-34 support 4 x 10 Gbps SFP+ breakout configuration
    • Ports 35-40 are fixed 40 Gbps QSFP+ only (no breakout support)
  • QSA Adapter Support: Ports 17-34 can use Quad Small Form-Factor Pluggable Adapters (QSA) for 10 Gbps operation
  • FCoE Support: Fibre Channel over Ethernet on all QSFP+ ports

16 x Unified Ports (Ports 1-16):

  • Port Type: SFP+ Universal/Unified Ports with multi-protocol support
  • Ethernet Speeds: 1 Gbps or 10 Gbps Ethernet
  • Fibre Channel Speeds: 4 Gbps, 8 Gbps, or 16 Gbps native Fibre Channel
  • FCoE Support: Full Fibre Channel over Ethernet support
  • Flexible Configuration: Each port can be configured independently as Ethernet or native FC

Performance Specifications:

  • Switching Capacity: 2.43 Tbps (2,430 Gbps) full-duplex aggregate throughput
  • Throughput: 683 Mpps (Million packets per second)
  • Latency: Ultra-low latency cut-through switching architecture
  • Architecture: Non-blocking, line-rate forwarding on all ports simultaneously
  • Deterministic Performance: Consistent latency regardless of packet size, traffic pattern, or enabled services

Unified Fabric & Converged I/O:

FCoE (Fibre Channel over Ethernet) Integration:

  • Seamlessly converge LAN and SAN traffic over unified fabric
  • Eliminate separate Fibre Channel switches and parallel cabling
  • Direct connectivity to native Fibre Channel SANs via unified ports
  • Support for FCoE to native FC conversion

Native Fibre Channel Support:

  • Direct 4/8/16 Gbps FC connectivity on unified ports (ports 1-16)
  • Connect directly to existing FC SANs without protocol conversion
  • Full FC switch functionality with zoning and fabric services

Lossless Ethernet:

  • IEEE 802.1Qbb Priority-based Flow Control (PFC)
  • IEEE 802.1Qaz Enhanced Transmission Selection (ETS)
  • Data Center Bridging Exchange (DCBX) protocol
  • Multiple traffic classes over lossless Ethernet fabric

Cisco UCS Manager Integration:

The Fabric Interconnect hosts Cisco UCS Manager in a highly available clustered configuration:

  • Centralized Management: Single management point for entire UCS domain
  • Service Profiles: Server identity abstraction enabling workload mobility
  • Policy-Based Configuration: Centralized policy enforcement across all UCS components
  • Zero-Touch Deployment: Automatic server discovery and provisioning
  • Firmware Management: Centralized firmware updates for servers, adapters, and I/O modules
  • Redundant Management: Dual Fabric Interconnects operate in active-active cluster

UCS System Connectivity:

Cisco UCS B-Series Blade Servers:

  • Connects to UCS 5108 Blade Server Chassis
  • Communication via UCS 2200, 2300, or 2400 Series Fabric Extenders (IOM modules)
  • Each chassis connects to both Fabric Interconnects for redundancy
  • Fabric Extenders extend unified fabric into blade chassis

Cisco UCS C-Series Rack Servers:

  • Direct connectivity via Cisco UCS VIC (Virtual Interface Card) adapters
  • Unified fabric connectivity for rack-mount servers
  • Consistent management through UCS Manager

Scalability:

  • Up to 20 chassis in single UCS domain without additional complexity
  • Scale to hundreds of servers under single management domain
  • Cisco Fabric Extender technology eliminates chassis management complexity

High Availability Architecture:

Dual Fabric Interconnect Deployment:

  • Always deployed in redundant pairs (Fabric A and Fabric B)
  • Active-active configuration with full redundancy
  • Independent failure domains ensure continuous operation
  • Automatic failover between fabric interconnects
  • No single point of failure

Component Redundancy:

  • Power Supplies: Dual hot-swappable, load-sharing power supplies (1+1 redundancy)
  • Cooling: Dual hot-swappable fan modules with redundancy
  • Management: Redundant management plane across clustered Fabric Interconnects

Quality of Service (QoS):

  • Class of Service (CoS): 802.1p priority tagging
  • Traffic Classification: Multiple traffic classes for differentiated service levels
  • Traffic Shaping: Rate limiting and bandwidth management
  • Queue Management: Priority queuing for latency-sensitive applications
  • Policy-Based QoS: Centralized QoS policies enforced across entire UCS domain

Security Features:

  • IEEE 802.1X Authentication: Port-based network access control
  • RADIUS/TACACS+ Integration: Enterprise authentication services
  • Role-Based Access Control (RBAC): Granular administrative permissions
  • Secure Management: SSHv2, SNMPv3, HTTPS for encrypted access
  • Fabric Binding: Secure fabric-wide device authentication

Virtualization Support:

  • Cisco VM-FEX (Virtual Machine Fabric Extender): Hardware-level virtualization support
    • Direct VM-to-fabric connectivity
    • VM mobility with consistent network policies
    • Per-VM network statistics and monitoring
  • Cisco VN-Link: Virtual machine network interface abstraction
  • VMware vSphere Integration: Native VMware support with vCenter plugins
  • Microsoft Hyper-V Support: Full compatibility with Microsoft virtualization

Power Supply Configuration:

Important Note: The UCS-FI-6332-16UP-U (infrastructure variant) typically ships WITHOUT power supplies included.

  • Power Supply Slots: 2 field-replaceable, hot-swappable power supply bays
  • Minimum Required: 1 power supply (system will not operate without at least one)
  • Maximum Supported: 2 power supplies for redundancy
  • Compatible Power Supplies:
    • UCSC-PSU1-1050W: 1050W AC power supply
    • UCSC-PSU1-770W: 770W AC power supply
    • UCSC-PSUF-1050W: 1050W AC power supply (front-plug)
  • Redundancy: N+1 power supply redundancy for maximum uptime

Cooling System:

  • Fan Modules: Dual hot-swappable fan modules
  • Airflow: Front-to-back cooling design
  • Serviceability: Front-plug fans for easy maintenance
  • Redundancy: N+1 fan redundancy ensures continuous operation
  • Variable Speed: Intelligent thermal management adjusts fan speeds

Physical Specifications:

  • Dimensions:
    • Width: 17.3 inches (43.94 cm)
    • Depth: 29.5 inches (74.93 cm)
    • Height: 1.7 inches (4.37 cm) - 1RU
  • Weight: Approximately 22.6 lbs (10.25 kg)
  • Mounting: Standard 19-inch rack-mountable with included rack kit

Environmental Specifications:

  • Operating Temperature: 32°F to 104°F (0°C to 40°C)
  • Non-Operating Temperature: -40°F to 158°F (-40°C to 70°C)
  • Operating Humidity: 5% to 95% relative humidity (non-condensing)
  • Storage Humidity: 5% to 95% relative humidity (non-condensing)
  • Altitude: Supports standard data center operating altitudes

Standards Compliance:

  • IEEE Standards: 802.1D, 802.1p, 802.1Q, 802.1Qaz, 802.1Qbb, 802.1s, 802.1w, 802.3, 802.3ad (LACP), 802.3ae, 802.3x
  • Fibre Channel: FC-PI, FC-FS, FCoE standards
  • Safety: UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, AS/NZS 60950-1
  • EMC: FCC CFR47 Part 15 Class A, ICES-003 Class A, EN 55022 Class A, EN 55024, CISPR 22, CISPR 24
  • Environmental: RoHS compliant, EN 61000-3-2, EN 61000-3-3, EN 61000-6-1, EN50082-1

Management & Monitoring:

Cisco UCS Manager:

  • Integrated management software running on Fabric Interconnect
  • Web-based GUI and full-featured CLI
  • Service profile management and templates
  • Pools and policies for resource allocation
  • Firmware management with scheduling
  • Real-time monitoring and event logging
  • Configuration backup and restore

Management Interfaces:

  • Console Port: RJ-45 serial console for local access
  • Management Ethernet Ports: Dedicated out-of-band management
  • KVM Console: Remote graphical console via UCS Manager
  • SNMP: v1/v2c/v3 for network management integration
  • REST API: Programmatic management and automation

Supported Transceivers & Cables:

QSFP+ Modules (40 Gbps):

  • QSFP-40G-SR4: 40GBASE-SR4, multimode, up to 150m
  • QSFP-40G-CSR4: 40GBASE-CSR4, multimode, up to 400m
  • QSFP-40G-LR4: 40GBASE-LR4, single-mode, up to 10km
  • QSFP-H40G-CU series: Direct Attach Copper cables (1m, 3m, 5m, 7m)

SFP+ Modules (1/10 Gbps Ethernet):

  • SFP-10G-SR: 10GBASE-SR, multimode, up to 300m
  • SFP-10G-LR: 10GBASE-LR, single-mode, up to 10km
  • SFP-10G-ER: 10GBASE-ER, single-mode, up to 40km
  • SFP-H10GB-CU series: 10 Gbps Direct Attach Copper

FC SFP+ Modules (Fibre Channel):

  • DS-SFP-FC16G-SW: 16 Gbps FC short-wave
  • DS-SFP-FC8G-SW: 8 Gbps FC short-wave
  • DS-SFP-FC4G-SW: 4 Gbps FC short-wave

Ideal Applications:

  • Large-Scale UCS Blade Deployments: Management and connectivity for UCS 5108 chassis
  • Converged Infrastructure: Unified LAN/SAN fabric for virtualized data centers
  • Private Cloud Infrastructure: Foundation for OpenStack, VMware vCloud, Microsoft clouds
  • Virtual Desktop Infrastructure (VDI): High-density VDI with Citrix or VMware Horizon
  • Database Consolidation: High-performance connectivity for Oracle RAC, SQL Server
  • SAP HANA: Certified platform for SAP HANA in-memory databases
  • Big Data & Analytics: Converged infrastructure for Hadoop and analytics platforms
  • High-Performance Computing (HPC): Low-latency fabric for scientific computing

End-of-Life Notice:

Important: Cisco announced End-of-Sale and End-of-Life for the UCS 6332 and 6332-16UP Fabric Interconnects effective May 1, 2025. Organizations should plan migrations to current-generation UCS 6400 or 6500 Series Fabric Interconnects for new deployments.

  • Last Date of Support: To be announced by Cisco
  • Replacement Models: UCS 6454 or UCS 6536 Fabric Interconnects
  • Existing Deployments: Continue to receive support during warranty/contract period

Field Notice:

Cisco Field Notice FN-72028 advises that UCS 6324 and 6332 Fabric Interconnects may become unresponsive after approximately 3.2 years (1,170 days) of continuous operation due to a timer overflow issue. A BIOS/firmware upgrade resolves this issue and is strongly recommended for all deployments.

What's Typically Included:

UCS-FI-6332-16UP= (Full Configuration):

  • 1 x Cisco UCS 6332-16UP Fabric Interconnect
  • 2 x Power supplies
  • 2 x Fan modules
  • Rack-mount kit
  • Console cable

UCS-FI-6332-16UP-U (Infrastructure/Upgrade Variant):

  • 1 x Cisco UCS 6332-16UP Fabric Interconnect
  • 0 x Power supplies (must be ordered separately)
  • 2 x Fan modules (typically included)
  • Rack-mount kit

Key Purchase Considerations:

  1. Power Supplies: Verify if included or must be ordered separately
  2. Transceivers: All SFP+/QSFP+ modules sold separately
  3. UCS Manager License: Included with Fabric Interconnect
  4. Unified Fabric License: May require separate licensing for certain features
  5. Redundant Pair: Always purchase in pairs for high availability

Warranty & Support:

  • Cisco standard hardware warranty
  • Cisco SMARTnet and solution support services available
  • TAC (Technical Assistance Center) support
  • Software updates and firmware releases during support period

Why Choose the Cisco UCS 6332-16UP Fabric Interconnect:

The UCS 6332-16UP delivers exceptional performance and flexibility for modern data center deployments requiring both high-speed Ethernet and native Fibre Channel connectivity. With 2.43 Tbps of aggregate throughput, 24 x 40 Gbps QSFP+ ports for upstream connectivity, and 16 unified ports supporting both 10GbE and 16 Gbps Fibre Channel, this Fabric Interconnect provides the versatile, high-performance foundation required for converged infrastructure deployments. The cut-through switching architecture ensures deterministic, ultra-low latency regardless of traffic patterns, while the integrated Cisco UCS Manager simplifies server deployment through service profiles and policy-based automation. Combined with support for up to 20 chassis in a single domain, lossless Ethernet fabric, comprehensive virtualization features, and the ability to consolidate LAN and SAN infrastructure, the UCS 6332-16UP represents a proven, scalable platform for mission-critical enterprise workloads.

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