HP 641146-B21 Networking Expansion Module 16 Port
If you need a large quantity of 641146-B21 product - call us through our toll-free number at (800) 675 5044 or request a quote at live chat and our sales manager will contact you shortly.
Looking for assistance? Connect with one of our experts
+1 (800) 675 5044 (Toll-Free)
FREE Shipping. We are accepting NET 30 Days Purchase Orders. Get a decision in seconds, without affecting your credit.

641146-B21 HPE B22 Fabric Extender. Factory Sealed 3 Years New

Availability: In Stock
Part Number#: 641146-B21
List Price was: $17346.15
Your Price:
You Save: $12836.15 (74% off)

Additional 5% Discount on Checkout

Short Description:
641146-B21 HPE B22 Fabric Extender. New Factory Sealed 3 Years HP Warranty.
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Simplifying Switch Management

Simplifying Switch Management refers to the process of making the management and configuration of network switches easier and more efficient. This is achieved by providing intuitive and user-friendly interfaces, automation of repetitive tasks, and integration with management tools.

One way to simplify switch management is by using a centralized management system that allows network administrators to manage all the switches in the network from a single interface. This can reduce the time and effort required to configure and monitor switches, and also enables faster troubleshooting.

Another approach is to provide automation tools that can help streamline common tasks such as firmware upgrades, VLAN configuration, and port configuration. For example, some switches may offer templates or wizards to guide administrators through the process of setting up new VLANs or configuring Quality of Service (QoS) policies.

Additionally, some switches may support the use of network management protocols such as Simple Network Management Protocol (SNMP) or Remote Monitoring (RMON), which can provide detailed statistics and performance metrics for each switch in the network. This can help administrators identify potential issues before they become major problems and take proactive measures to improve network performance.

Effective Switch Configuration and Organization

Effective switch configuration and organization is essential for maintaining a robust and reliable network infrastructure. Switches are critical components that allow multiple devices to communicate with each other within a network. To ensure that the network is functioning at its best, it is necessary to configure switches in the right way and organize them appropriately.

Here are some ways to effectively configure and organize switches:

  • Proper VLAN Configuration: Virtual Local Area Network (VLAN) allows network administrators to segment network traffic based on different criteria such as department, location, or function. This helps to increase network security, manage bandwidth, and improve network performance.
  • Port Configuration: Each switch port should be configured to allow only the necessary traffic to pass through it. This includes setting the speed and duplex of the port, configuring VLANs and setting up security features such as port security.
  • Redundancy Configuration: Network switches should be configured with redundancy protocols to ensure that the network continues to function in the event of a failure. For example, Spanning Tree Protocol (STP) helps to prevent network loops and ensure that there is a backup path in case of a link failure.
  • Logical and Physical Switch Organization: A logical and physical organization of switches makes it easier for network administrators to manage them. Logical organization involves grouping switches based on location, department or function, while physical organization involves positioning switches in racks or cabinets to simplify cabling and minimize cooling issues.
  • Switch Management Tools: Switches can be managed using various tools such as a command line interface (CLI), a web-based graphical user interface (GUI), or a network management system (NMS). Network administrators should choose the tool that best suits their requirements.

Effective switch configuration and organization are critical components for maintaining a robust and reliable network infrastructure. It ensures that network traffic is properly segmented, unnecessary traffic is blocked, redundancy is in place, and switches are logically and physically organized for efficient management.

Maximize Network Performance

Maximizing network performance involves optimizing the speed, reliability, and efficiency of data transfer between devices on a network. This is important because a poorly performing network can result in slow data transfer, poor response times, and overall decreased productivity for users.

Here are some strategies to help maximize network performance:

  • Upgrade Hardware: Network performance can be improved by upgrading hardware components such as network adapters, routers, switches, and cables. Upgrading to faster hardware can increase data transfer rates and reduce latency.
  • Optimize Network Configuration: Network configuration can be optimized by configuring network devices correctly, such as configuring routers and switches with appropriate VLANs, QoS, and routing protocols.
  • Implement Network Security: Implementing network security measures such as firewalls and intrusion detection systems can help to protect the network from threats, and prevent performance degradation caused by attacks.
  • Use Load Balancing: Load balancing is the practice of distributing network traffic across multiple devices to avoid overloading any single device. Load balancing can improve performance by ensuring that no single device is overwhelmed by traffic.
  • Monitor Network Performance: Monitoring network performance can help identify and diagnose issues that may affect network performance. This can be done through the use of network monitoring tools that track network traffic and performance metrics.

Detail Description

  • Brand Name: HPE
  • Part Number: 641146-B21
  • Type: Networking
  • Sub-Type: 16 Ports
  • Device Type : Expansion Module - 16 Ports
  • Form Factor : Plug-In Module


  • Connectivity Technology : Wired
  • Data Link Protocol : Gigabit Ethernet, 10 Gigabit Ethernet, Fibre Channel Over Ethernet (Fcoe)
  • Data Transfer Rate : 10 GBPS
  • Capacity : Acl Entries : 256
  • Network / Transport Protocol : Iscsi
  • Remote Management Protocol : Snmp 1, Snmp 2, Rmon, Snmp 3, Cli
  • Status Indicators : Port Status


  • Flow Control, Auto-Negotiation, Vlan Support, Syslog Support, Weighted Round Robin (Wrr) Queuing, Access Control List (Acl) Support, Quality Of Service (Qos), Jumbo Frames Support

Expansion / Connectivity

  • Expansion Slot(S) : 8 (Total) / 8 (Free) X Sfp+
  • Interfaces : 16 X Network - 10GB Ethernet / Fibre Channel Over Ethernet (Fcoe) - Backplane
  • Compatible Slots : 1 X Expansion Slot
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Here, you can check more available conditions of your desired product 641146-B21 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


Please choose your location for calculate shipping cost.


ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM

UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM

UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.

UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday

FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states

FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
  • We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
  • The shipping cost depends on box dimensions, weight, and zip/postal code
  • To get a FedEx® delivery service you need to mention it on the checkout page notebox.
  • For urgent shipments, please contact our customer service.
  • Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.