HPE JG303B Layer 3 Switch
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HPE JG303B 24-Ports L3 with 4x GbE Expansion Slot and 2x GbE Bulk

Availability: In Stock
Part Number#: JG303B
List Price was: $6403.85
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Short Description:
JG303B 24-Ports Layer3 (L3) with 4x Gigabit Ethernet (GbE) Expansion Slot and 2x Gigabit Ethernet (GbE) Network Ports Switch | Made by HPE | New Sealed Spares
Product Condition:
New Sealed Spare
Warranty provided by ALLHDD.COM:
90 Days

Scalable Performance

Scalable performance is the ability of a network or system to handle increasing amounts of work or traffic as demand grows. It is a critical factor for businesses and organizations as it ensures that their network infrastructure can meet the growing needs of their users and applications.

Scalability in a network can be achieved through various means, such as adding more network devices, upgrading to faster devices, and using network segmentation to distribute network traffic across multiple devices. This can help ensure that the network remains fast and responsive, even as the amount of network traffic increases.

In addition, the use of L3 switches, which have advanced routing capabilities, can also help improve network scalability. L3 switches provide the ability to segment the network into smaller sub-networks, allowing for more efficient use of network resources and reducing congestion.

Another way to achieve scalable performance is through the use of load balancing, which distributes network traffic across multiple devices. This can help ensure that no single device is overwhelmed by network traffic, and that the network remains fast and responsive even as demand increases.

High-Speed Networking

High-speed networking refers to the use of technology that allows for fast data transfer and communication over a network. It is critical for businesses and organizations as it enables them to quickly and efficiently exchange data, access cloud-based applications, and support multimedia applications such as video conferencing.

High-speed networking can be achieved through the use of high-speed network devices, such as gigabit Ethernet switches, as well as through the use of advanced network technologies such as multiplexing and bandwidth management.

Gigabit Ethernet switches, for example, provide high-speed connectivity for devices on the network, allowing for fast data transfer and communication. In addition, multiplexing techniques, such as Link Aggregation Control Protocol (LACP), can be used to combine multiple network connections into a single, high-speed link.

Bandwidth management techniques can also be used to prioritize network traffic, ensuring that critical applications receive the necessary bandwidth for optimal performance. This can help ensure that high-speed networking is maintained, even during periods of high network traffic.

Efficient Management

Efficient management of a network infrastructure is crucial for ensuring reliable and optimal performance. There are several key elements of efficient network management, including

  • Centralized Management: Utilizing a centralized management platform, such as a Network Management System (NMS) or a cloud-based management platform, can help streamline network management tasks and provide a centralized view of the network.
  • Automation: Automating network management tasks, such as device configuration and software updates, can help reduce the time and effort required to manage the network, and minimize the risk of human error.
  • Monitoring and Reporting: Implementing real-time monitoring and reporting tools can help quickly identify and resolve network issues, and provide valuable insights into network performance and usage.
  • Network Security: Implementing network security measures, such as firewalls and access control, can help protect the network from security threats and unauthorized access.
  • Traffic Management: Implementing traffic management techniques, such as Quality of Service (QoS) policies, can help ensure that critical applications receive the necessary bandwidth, and that network resources are used efficiently.

By taking these steps to ensure efficient management of the network, businesses and organizations can improve network performance, reduce downtime, and ensure that their network infrastructure operates reliably and optimally.

General Information

  • Manufacturer: HPE
  • Model Number or SKU# JG303B
  • Product Type: Layer 3 Switch

Technical Information

  • Total Number of Network Ports: 2
  • Uplink Port: No
  • Modular: No
  • Stack Port: No
  • Port/Expansion Slot Details: 24 x Fast Ethernet Expansion Slot, 4 x Gigabit Ethernet Expansion Slot, 2 x Gigabit Ethernet Network
  • Media Type Supported Twisted Pair, Optical Fiber
  • Ethernet Technology Fast Ethernet, Gigabit Ethernet
  • Network Technology 10/100Base-TX, 1000Base-X, 10/100/1000Base-T
  • Number of Total Expansion Slots 4
  • Expansion Slot Type SFP
  • Shared SFP Slot Yes
  • Number of SFP Slots 4
  • Form Factor Rack-mountable
  • Network & Communication for 24Port Switch
  • Layer Supported 3

Management & Protocols

  • Manageable Yes
  • Power Description Rack-mountable Switch
  • Power Source Power Supply
  • Compatible Rack Unit 1U

Dimensions & Weight

  • Height: 1.7 Inch
  • Width: 17.3 Inch
  • Depth: 10.2 Inch
  • Weight (Approximate): 11.02 lbs
Product Condition:
New Sealed Spare
Warranty provided by ALLHDD.COM:
90 Days

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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.