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CR32-4

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Overview

The Brocade CR32-4 is a high-performance networking device designed for extensive data center operations, offering unparalleled speed and connectivity options. This device is tailored for environments requiring high bandwidth and low latency, making it ideal for demanding applications such as large-scale virtualization, cloud computing, and high-performance computing. At the core of the Brocade CR32-4 are its hardware specifications, which include support for various Fibre Channel speeds - 4, 8, 10, 16, and 32 Gbps, ensuring compatibility and high-speed data transfer across a range of network infrastructures. This device supports up to 192 32-Gbps Fibre Channel ports, providing ample connectivity for even the most extensive data center environments. Each port offers full duplex operation, maximizing the efficiency of data transmission. The chassis of the Brocade CR32-4 weighs 24.5 Kg (54 Lb), with the weight increasing to 68.95 kg (152.0 lb) when fully populated with a 192-port configuration. This illustrates the device's capacity to handle a significant number of connections while maintaining a compact form factor. One of the standout features of the Brocade CR32-4 is its slot bandwidth of 1,536 Gbps (line rate), combined with an aggregate switching capacity of 13.5 billion frames per second. This capability ensures that the device can handle massive amounts of data with minimal latency, crucial for operations requiring real-time data processing. The device boasts an impressive chassis bandwidth of 6.1 Tbps per chassis, further enhanced by 2.048 Tbps UltraScale ICL bandwidth. This bandwidth supports the connection of up to nine chassis in a full mesh topology or up to twelve in a core-edge topology, facilitated by optical QSFP UltraScale ICL ports. This feature is critical for creating scalable and flexible network designs that can adapt to growing data demands. Key specifications include: -
  • QSFP ports: Yes, with 4x32Gb/s QSFP ports 4-7 and QSFP ports 0-3, supporting a robust mapping of ports for flexible connectivity.
  • Maximum frame size: 2112-byte payload, ensuring efficient data transmission across the network.
  • USB: One USB port per control processor, providing a convenient means for local management and firmware updates.
Port to port latency is another area where the Brocade CR32-4 excels, with local switching latency at 900 ns and blade to blade latency at 2.7 μs. This low latency is crucial for applications where even a microsecond's delay can impact performance. The device also supports a wide range of port types, including F_Port, E_Port, EX_Port, M_Port, D_Port, SIM Port, and FICON, making it a versatile choice for various network configurations. Frame buffers are ample at 15,000 per switching ASIC, ensuring smooth data flow even under heavy load. In summary, the Brocade CR32-4 stands out for its exceptional speed, connectivity, and flexibility. Its comprehensive range of supported speeds, high port density, and advanced features make it an excellent choice for large-scale data centers looking to optimize their network performance and reliability.

Specs

Part Number Brocade CR32-4
Manufacturer Brocade
QSFP Support Yes
QSFP Speed 4x32Gb/s
QSFP Ports Configuration Ports 0-3 and 4-7 arranged from right to left
Port Mapping Ports 0, 1, 4, 5 and Ports 2, 3, 6, 7
Chassis Weight 24.5 Kg (54 Lb)
Fully Populated System Weight 68.95 kg (152.0 lb)
Fibre Channel Speeds 4, 8, 10, 16, 32 Gbps, full duplex
Per Slot Bandwidth 1,536 Gbps (full line rate)
Maximum Fibre Channel Ports Up to 192 32-Gbps ports
Port Types F_Port, E_Port, EX_Port, M_Port, D_Port, SIM Port, FICON
Total Non-blocking Ports Up to 4,608 32 Gbps Fibre Channel ports
UltraScale ICL Ports 32 (8-slot chassis) or 16 (4-slot chassis)
ICL Topology Options Full mesh (up to 9 chassis), Core-edge (up to 12 chassis)
Chassis Bandwidth 6.1 Tbps + 2.048 Tbps UltraScale ICL
Aggregate Switching Capacity 13.5 billion frames per second
Maximum Frame Size 2112-byte payload
Frame Buffers 15,000 per ASIC
USB Ports One per control processor
Latency (Local Switching) 900 ns
Latency (Blade to Blade) 2.7 μs

CR32-4

by Brocade
Product Line: Brocade CR32-4 Switch
Product Type: Switch
$0.00 - $1,236.00
$1,236.00
$0.00 - $1,236.00
$1,236.00
Title: Used

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Product Description

The CR32-4 Brocade features QSFP ports that support 4x32Gb/s connectivity, enabling high-speed data transfer across networks. It offers a comprehensive range of Fibre Channel capabilities with line speeds ranging from 4 Gbps to 32 Gbps, full duplex, and supports up to 192 32-Gbps ports for extensive scalability. With a chassis bandwidth of 6.1 Tbps and a switching capacity of 13.5 billion frames per second, this device ensures efficient data handling and low latency, with port to port latency as low as 900 ns for local switching and 2.7 μs blade to blade.

Key Feature for the CR32-4 

    

  • What is the weight of the chassis alone for this networking hardware?
    
The chassis weighs 24.5 Kg (54 Lb).
    • 


  • How many QSFP ports are available and how are they mapped?
    
There are 8 QSFP ports, mapped as ports 0-3 and 4-7, from right to left. Ports 2, 3, 6, and 7 are mapped together, as are ports 0, 1, 4, and 5.
    • 


  • What are the supported line speeds for Fibre Channel on this device?
    
Supported line speeds include 4, 8, 10, 16, and 32 Gbps, all full duplex.
    • 


  • Can you detail the total switching capacity and maximum frame size?
    
The switching capacity is 13.5 billion frames per second with a maximum frame size of 2112-byte payload.
    • 


  • What is the weight when the 192-port configuration is fully populated?
    
The fully populated 192-port configuration weighs 68.95 kg (152.0 lb).
    • 


  • Describe the available port types and total Fibre Channel ports.
    
The device includes up to 192 32-Gbps Fibre Channel ports, supporting universal port types such as F_Port, E_Port, EX_Port, M_Port, D_Port, SIM Port, and FICON.
    • 


  • What is the port to port latency for local and blade to blade switching?
    
Local switching latency is 900 ns, and blade to blade latency is 2.7 μs.
    • 


  • How does the chassis bandwidth and slot bandwidth contribute to the system's performance?
    
The chassis bandwidth is 6.1 Tbps per chassis, with a slot bandwidth of 1,536 Gbps (line rate), enhancing the system's performance.
    • 


  • What is the frame buffer capacity per switching ASIC?
    
The frame buffer capacity is 15,000 per switching ASIC.
    • 


  • How does the UltraScale ICL enhance connectivity between chassis?
    
UltraScale ICL ports allow up to nine chassis to connect in a full mesh topology or up to 12 in a core-edge topology, with 32 ports for an 8-slot or 16 for a 4-slot chassis.
    •

Product Review

The Brocade CR32-4 offers impressive performance for high-density networks, supporting up to 192 32-Gbps Fibre Channel ports with a switching capacity of 13.5 billion frames per second, ensuring efficient handling of data-intensive tasks. However, its considerable weight, at 68.95 kg for a fully populated 192-port configuration, may pose challenges for installation and requires robust rack mounting solutions. Additionally, the device's advanced features and high port density come with complexity in configuration and management, particularly in mapping and utilizing all QSFP ports effectively, which may require a steep learning curve for network engineers unfamiliar with Brocade's systems.

Overview

The Brocade CR32-4 is a high-performance networking device designed for extensive data center operations, offering unparalleled speed and connectivity options. This device is tailored for environments requiring high bandwidth and low latency, making it ideal for demanding applications such as large-scale virtualization, cloud computing, and high-performance computing. At the core of the Brocade CR32-4 are its hardware specifications, which include support for various Fibre Channel speeds - 4, 8, 10, 16, and 32 Gbps, ensuring compatibility and high-speed data transfer across a range of network infrastructures. This device supports up to 192 32-Gbps Fibre Channel ports, providing ample connectivity for even the most extensive data center environments. Each port offers full duplex operation, maximizing the efficiency of data transmission. The chassis of the Brocade CR32-4 weighs 24.5 Kg (54 Lb), with the weight increasing to 68.95 kg (152.0 lb) when fully populated with a 192-port configuration. This illustrates the device's capacity to handle a significant number of connections while maintaining a compact form factor. One of the standout features of the Brocade CR32-4 is its slot bandwidth of 1,536 Gbps (line rate), combined with an aggregate switching capacity of 13.5 billion frames per second. This capability ensures that the device can handle massive amounts of data with minimal latency, crucial for operations requiring real-time data processing. The device boasts an impressive chassis bandwidth of 6.1 Tbps per chassis, further enhanced by 2.048 Tbps UltraScale ICL bandwidth. This bandwidth supports the connection of up to nine chassis in a full mesh topology or up to twelve in a core-edge topology, facilitated by optical QSFP UltraScale ICL ports. This feature is critical for creating scalable and flexible network designs that can adapt to growing data demands. Key specifications include: -
  • QSFP ports: Yes, with 4x32Gb/s QSFP ports 4-7 and QSFP ports 0-3, supporting a robust mapping of ports for flexible connectivity.
  • Maximum frame size: 2112-byte payload, ensuring efficient data transmission across the network.
  • USB: One USB port per control processor, providing a convenient means for local management and firmware updates.
Port to port latency is another area where the Brocade CR32-4 excels, with local switching latency at 900 ns and blade to blade latency at 2.7 μs. This low latency is crucial for applications where even a microsecond's delay can impact performance. The device also supports a wide range of port types, including F_Port, E_Port, EX_Port, M_Port, D_Port, SIM Port, and FICON, making it a versatile choice for various network configurations. Frame buffers are ample at 15,000 per switching ASIC, ensuring smooth data flow even under heavy load. In summary, the Brocade CR32-4 stands out for its exceptional speed, connectivity, and flexibility. Its comprehensive range of supported speeds, high port density, and advanced features make it an excellent choice for large-scale data centers looking to optimize their network performance and reliability.

Specifications

Part Number Brocade CR32-4
Manufacturer Brocade
QSFP Support Yes
QSFP Speed 4x32Gb/s
QSFP Ports Configuration Ports 0-3 and 4-7 arranged from right to left
Port Mapping Ports 0, 1, 4, 5 and Ports 2, 3, 6, 7
Chassis Weight 24.5 Kg (54 Lb)
Fully Populated System Weight 68.95 kg (152.0 lb)
Fibre Channel Speeds 4, 8, 10, 16, 32 Gbps, full duplex
Per Slot Bandwidth 1,536 Gbps (full line rate)
Maximum Fibre Channel Ports Up to 192 32-Gbps ports
Port Types F_Port, E_Port, EX_Port, M_Port, D_Port, SIM Port, FICON
Total Non-blocking Ports Up to 4,608 32 Gbps Fibre Channel ports
UltraScale ICL Ports 32 (8-slot chassis) or 16 (4-slot chassis)
ICL Topology Options Full mesh (up to 9 chassis), Core-edge (up to 12 chassis)
Chassis Bandwidth 6.1 Tbps + 2.048 Tbps UltraScale ICL
Aggregate Switching Capacity 13.5 billion frames per second
Maximum Frame Size 2112-byte payload
Frame Buffers 15,000 per ASIC
USB Ports One per control processor
Latency (Local Switching) 900 ns
Latency (Blade to Blade) 2.7 μs

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