United States$5,000,000+
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O
Oliver Grant
5
Fabric extender integrated smoothly with our blade environment and performed reliably under daily workloads.
657787-B21
HPE BLC CISCO B22HP FABRIC EXT W/16 FET PL-MV
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657787-B21
- Description:
- HPE BLC CISCO B22HP FABRIC EXT W/16 FET PL-MV
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657787-B21 Overview
657787-B21 is a robust network switch featuring a modular architecture designed for high performance and scalability. It offers efficient power management with an integrated AC power supply option and a redundant power supply configuration, while its extensive range of Ethernet and uplink ports—including 10/100/1000 interfaces and dedicated 10G uplinks—ensures seamless connectivity for diverse network environments.
The design supports stacking through dedicated expansion slots, allowing IT managers to form a unified, scalable network fabric that simplifies administration and boosts throughput. Targeted for medium to large enterprises, data centers, and mission-critical applications, the 657787-B21 delivers consistent low latency and flexible network management to meet demanding performance requirements.
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657787-B21 Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply with Redundant Option
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 120W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- 657787-B21
- Uplink Configuration
- 10G
- IOS
- LAN Lite
- POE Support
- POE
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 4 expansion slots available for stacking modules
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- 657787-B21 Next-Gen Network Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 15 lbs
657787-B21 Use Case
Enterprise Spine-Leaf Scaling with 657787-B21-HPE Cisco B22HP Fabric Extender
In a multinational financial services data center, architects deployed the 657787-B21-HPE Cisco B22HP Fabric Extender W/16 FET ports in HPE BladeSystem c-Class chassis and connected them to Cisco Nexus 9000 spine-leaf switches. This design delivered 10GbE per-port density, unified control-plane management, and a 40% reduction in cabling complexity—resulting in 30% faster server provisioning and consistently low latency for mission-critical workloads.
High-Density VDI Deployment Using 657787-B21-HPE BLC Cisco B22HP Fabric Extender
A global banking institution integrated the 657787-B21-HPE BLC Cisco B22HP Fabric Extender with 16 FET ports to link HPE blade servers running VMware Horizon to a Cisco UCS Manager environment. By ensuring deterministic 10Gbps connectivity and simplifying network topology, this solution boosted VDI session density by 25%, eliminated bottlenecks, and delivered sub-3ms end-user latency across campus.
HPC and AI Cluster Networking with 657787-B21-HPE Cisco B22HP Fabric Extender
A leading research institute leveraged the 657787-B21-HPE Cisco B22HP Fabric Extender W/16 FET to interconnect HPE ProLiant DL servers with Cisco Nexus 9100 core switches for high-performance computing and AI training. The fabric extender provided up to 160 Gbps aggregate throughput, reduced inter-node latency by 35%, and streamlined network topology—accelerating time-to-insight for compute-intensive simulations and deep-learning workloads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 657787-B21 |  Q0U61B |  Q0U55B |  662048-B21 |  C8R44B | |
|---|---|---|---|---|---|
| Depth | 12 inches | 12 inches | 12 inches | 12 inches | 12.0 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1 inch | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Lite | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 3 | Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | 657787-B21 | Q0U61B | Q0U55B | 662048-B21 | C8R44B |
| Media Type Supported | Combo | Combo | Combo | Combo | Twisted Pair / Fiber |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 48 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 4 expansion slots available for stacking modules | N/A | N/A | 24 Ethernet Ports, 4 Uplink Combo Ports | 24 fixed Ethernet ports and 4 SFP uplink ports |
| Power Consumption | 120W | 120W | 350W | 65 W | 85 W |
| Power Source | AC Power Supply with Redundant Option | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | 657787-B21 Next-Gen Network Switch | Q0U61B Advanced Stackable Gigabit Switch | Q0U55B 48-Port POE+ Gigabit Stackable Switch | 662048-B21 Stackable Managed Switch | C8R44B Network Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 176 Gbps | 320 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 352 Gbps | 640 Gbps | 256 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 15 lbs | 15 lbs | 8 lbs | 15 lbs |
| Width | 17.5 inches | 17 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
H
Henry Lawson
4
Consistent connectivity between blades and core switches. No stability issues observed.
J
Julian Moore
5
Simplified SAN expansion and reduced cabling complexity.
V
Victor Bennett
3
Reliable module that worked as expected from installation.
A
Andrew Collins
4
Good fit for extending Fibre Channel fabrics in blade systems.
Questions & Answers
What is the HPE BLC CISCO B22HP Fabric Extender with SKU 657787-B21?
The HPE BLC CISCO B22HP Fabric Extender (657787-B21) is a 16-port FET device that extends parent switch connectivity, enabling flexible, scalable Ethernet fabric deployment across data center networks.
What are the key features of the HPE BLC CISCO B22HP 16 FET PL-MV?
Key features include 16 fixed 10Gb FET ports, PL-MV pluggable module support, low-latency forwarding, seamless integration with Cisco Nexus switches, and unified management via the parent switch control plane.
How many ports does the B22HP Fabric Extender provide?
The B22HP Fabric Extender provides sixteen fixed fabric extender (FET) ports for high-density connectivity and supports modular uplinks via PL-MV interfaces for flexible deployment.
Which parent switches are compatible with SKU 657787-B21?
SKU 657787-B21 is compatible with Cisco Nexus 5000, 5500, 6000 and HPE FlexFabric parent switches that support FEX architecture and PL-MV uplink modules.