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HPE JH391A FlexFabric 5940 48xGT 6QSFP28 Network Switches

JH391A
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Brief Overview of JH391A

HPE FlexFabric 5940 48xGT 6QSFP28 Rack-Mountable Network Switches - JH391A. Excellent Refurbished with 6-Month Replacement Warranty
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SKU/MPNJH391AAvailability✅ In StockProcessing TimeUsually ships same day ManufacturerHPE Product/Item ConditionExcellent Refurbished ServerOrbit Replacement WarrantySix-Month (180 Days)
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Description

Product Details

The HPE JH391A Flexfabric 5940 is an advanced managed switch designed for high-performance networking, featuring:

Device Specifications

  • Type: Managed Switch
  • Port Count: 48 Ports (L3)
  • Form Factor: Rack-Mountable, 1U
  • Stackable: Yes

Connectivity Options

  • Ports:
    • 48 x 10/100/1000/10000 Mbps
    • 6 x 100 Gigabit Qsfp28

Performance Metrics

  • Routing/Switching Capacity: 2160 Gbps
  • Latency (10 Gbps): Less than 1 μs

Capacity Insights

  • IPv4 Routing Table: 120,000 Entries
  • IPv6 Routing Table: 60,000 Entries
  • MAC Address Table Size: 288,000 Entries

Advanced Features

  • Jumbo Frame Support: Yes
  • Routing Protocols:
    • OSPF
    • BGP-4
    • IS-IS
    • RIP (v1 & v2)
    • IGMP
    • VRRP
    • Static IPv6 Routing
    • BGP-4+
    • MPLS
    • Bidirectional Forwarding Detection (BFD)
  • Remote Management:
    • SNMP (v1, v2c, v3)
    • RMON
    • Telnet
    • SSH-2
    • CLI Access

Operational Features

  • Flow Control
  • DHCP Support
  • Port Mirroring
  • IPv6 Compatibility
  • Weighted Fair Queuing (WFQ)
  • Rapid Spanning Tree Protocol (RSTP)
  • Multiple Spanning Tree Protocol (MSTP)
  • Access Control List (ACL) Capabilities
  • Quality of Service (QoS) Management
  • Device Link Detection Protocol (DLDP)
  • Equal-Cost Multipath (ECMP)
  • LLDP Support
  • DHCP Protection
  • Registered State Change Notification (RSCN)
  • Strict Priority (SP)
  • Edge Virtual Bridging (EVB)
  • Intelligent Resilient Framework (IRF)
  • Reverse Airflow Support
  • In-Service Software Upgrade (ISSU)
  • IP Source Guard
  • VXLAN Tunnel Endpoints (VTEP) Support

Compliance Standards

  • IEEE 802.3
  • IEEE 802.1D
  • IEEE 802.1Q
  • IEEE 802.1P
  • IEEE 802.3X
  • IEEE 802.3AD (LACP)
  • IEEE 802.1W
  • IEEE 802.1X
  • IEEE 802.3AE
  • IEEE 802.1S
  • IEEE 802.1AD
  • IEEE 802.3AH
  • IEEE 802.1AG
  • IEEE 802.1AX
  • IEEE 802.1QAZ
  • IEEE 802.3AG

Memory Specifications

  • RAM: 4 GB DRAM
  • Flash Memory: 1 GB

Expansion and Connectivity

Available Interfaces

  • 48 x 10G Ports
  • 6 x 100G LAN Qsfp28 Ports
  • 1 x Serial (Console) RJ-45
  • 1 x Management (LAN) RJ-45
  • 1 x USB 2.0 Port

Number Of Ports

The HPE FlexFabric 5940 Network Switches are equipped with an impressive 48 ports, making them an excellent choice for businesses and organizations that require a high number of connections. With such a large number of ports, these switches offer unparalleled flexibility and scalability, allowing users to easily connect multiple devices and expand their network as needed.

Increased Connectivity

The 48 ports on the HPE FlexFabric 5940 Network Switches provide users with a wide range of connectivity options. Whether you need to connect servers, storage devices, or other networking equipment, these switches have you covered. The abundance of ports ensures that you can easily accommodate all your devices without the need for additional switches or complicated configurations.

Efficient Network Design

Having 48 ports available on a single switch simplifies network design and reduces complexity. With fewer switches required, you can save space in your server room or data center. Additionally, having all your devices connected to a single switch improves management and troubleshooting capabilities, as it is easier to identify and resolve issues when everything is centralized.

Scalability

The HPE FlexFabric 5940 Network Switches' 48 ports provide room for growth and future expansion. As your business evolves and your network requirements increase, these switches can accommodate additional devices without the need for major infrastructure changes. This scalability ensures that your network can keep up with your organization's growing demands.

Port Types

The HPE FlexFabric 5940 Network Switches support both 10 Gigabit Ethernet and 40 Gigabit Ethernet port types. This versatile capability offers users the flexibility to connect devices with different bandwidth requirements while maintaining high performance.

High-Speed Connectivity

With support for both 10 Gigabit Ethernet and 40 Gigabit Ethernet, the HPE FlexFabric 5940 Network Switches enable blazing-fast data transfer rates. This high-speed connectivity is essential for bandwidth-intensive applications, such as video streaming, large file transfers, and data backups. By utilizing these advanced port types, users can ensure smooth and uninterrupted network performance.

Future-Proofing

The inclusion of 10 Gigabit Ethernet and 40 Gigabit Ethernet ports future-proofs your network infrastructure. As technology continues to advance, the demand for higher bandwidth will only increase. By investing in switches with these port types, you can be confident that your network will be able to handle the demands of tomorrow's applications and services.

Flexibility

The ability to support both 10 Gigabit Ethernet and 40 Gigabit Ethernet ports gives users the flexibility to connect devices with different bandwidth requirements. Whether you need to connect servers, storage systems, or high-performance workstations, these switches can accommodate a wide range of devices without compromising performance.

Form Factor

The HPE FlexFabric 5940 Network Switches feature a rack-mountable form factor, making them ideal for organizations that require space-efficient network solutions.

Space Optimization

Rack-mountable switches are designed to be installed in standard server racks, allowing for efficient use of limited space in server rooms or data centers. By mounting the HPE FlexFabric 5940 Network Switches in a rack, you can free up valuable floor space and ensure a clean and organized network infrastructure.

Ease of Installation

The rack-mountable form factor simplifies the installation process. These switches are designed to fit seamlessly into standard racks, eliminating the need for additional mounting hardware or complex configurations. This ease of installation saves time and effort, allowing you to quickly deploy and integrate the switches into your existing network infrastructure.

Improved Airflow and Cooling

Rack-mountable switches are designed to optimize airflow and cooling. When installed in a rack, these switches benefit from the rack's ventilation system, ensuring efficient heat dissipation and preventing overheating. This improved airflow and cooling capability contribute to the overall reliability and longevity of the switches.

Power Supply

The HPE FlexFabric 5940 Network Switches feature an internal power supply, providing users with a reliable and convenient power source.

Reliability

Internal power supplies offer increased reliability compared to external power adapters or redundant power supplies. By having the power supply built directly into the switch, there is a reduced risk of power failure or connectivity issues caused by loose or damaged power connections. This reliability is crucial for businesses that rely on uninterrupted network connectivity.

Convenience

With an internal power supply, users don't have to worry about managing external power adapters or dealing with tangled cables. The integrated design simplifies cable management and reduces clutter, contributing to a cleaner and more organized network environment. Additionally, the internal power supply eliminates the need for additional power outlets, making installation and setup more convenient.

Cost Savings

An internal power supply can result in cost savings over time. By eliminating the need for external power adapters, you can reduce the number of components that need to be purchased, managed, and maintained. This streamlined approach not only saves money but also reduces the environmental footprint by minimizing electronic waste.

Management Interface

The HPE FlexFabric 5940 Network Switches offer a variety of management interfaces, including CLI (Command Line Interface), SNMP (Simple Network Management Protocol), and web-based management. This comprehensive management interface allows users to easily configure and monitor their network infrastructure.

Flexibility in Configuration

The CLI provides advanced users with a powerful and flexible way to configure and manage network settings. With a command-based interface, users can execute complex commands and scripts to customize their network configurations according to their specific requirements. This flexibility is particularly beneficial for organizations with advanced networking needs or those that require fine-grained control over their network settings.

Centralized Monitoring

SNMP allows for centralized monitoring of network devices, providing administrators with real-time visibility into the health and performance of their network infrastructure. By utilizing SNMP management tools, administrators can proactively detect and resolve issues, ensuring optimal network performance and minimizing downtime.

User-Friendly Interface

The web-based management interface offers a user-friendly graphical user interface (GUI) that simplifies the configuration and monitoring process. This intuitive interface is accessible through a web browser, making it easy for users of all experience levels to manage the switches. The GUI provides a visual representation of the network topology, allowing users to quickly identify and troubleshoot issues.

Layer Supported

The HPE FlexFabric 5940 Network Switches support Layer 3 functionality, offering advanced routing capabilities for more complex network environments.

Network Segmentation

Layer 3 switches enable network segmentation by creating multiple virtual LANs (VLANs). This segmentation allows for better network organization and improved security by isolating different departments or user groups. By separating traffic into VLANs, administrators can control access and implement security policies more effectively, reducing the risk of unauthorized access or malicious activity.

Enhanced Routing

Layer 3 switches provide advanced routing capabilities, allowing for efficient traffic routing between different subnets or networks. This enhanced routing functionality is particularly useful in large-scale networks with multiple interconnected subnets or when implementing complex routing protocols. With Layer 3 support, the HPE FlexFabric 5940 Network Switches can effectively handle the routing needs of demanding network environments.

Improved Network Performance

Layer 3 switches offer improved network performance compared to Layer 2 switches. By performing routing functions at the switch level, Layer 3 switches can offload some of the routing tasks from the core routers, reducing network congestion and improving overall performance. This improved network performance translates into faster data transfer rates and better user experience.

Switching Capacity

The HPE FlexFabric 5940 Network Switches boast an impressive switching capacity of 2.88 Tbps, ensuring high-speed and efficient data transfer throughout your network.

Scalability

With a switching capacity of 2.88 Tbps, these switches can handle high volumes of data traffic without performance degradation. This scalability is essential for businesses that anticipate future growth or have demanding network requirements. The ample switching capacity ensures that your network can accommodate increasing data loads and maintain optimal performance.

Seamless Data Transfer

The high switching capacity of the HPE FlexFabric 5940 Network Switches enables seamless data transfer between connected devices. Whether you are transferring large files, streaming high-definition media, or running resource-intensive applications, these switches can handle the data transfer demands without bottlenecks or latency issues. This smooth and uninterrupted data transfer is crucial for maintaining productivity and efficiency.

Redundancy and Resilience

The generous switching capacity of these switches allows for redundancy and resilience in network design. By distributing traffic across multiple paths, administrators can create redundant connections that ensure data continuity even in the event of a link failure. This redundancy improves network reliability and minimizes the risk of downtime, ensuring uninterrupted access to critical resources.

Forwarding Rate

The HPE FlexFabric 5940 Network Switches offer an impressive forwarding rate of 2142 Mpps (Million Packets Per Second), guaranteeing efficient data forwarding and processing.

Fast Data Forwarding

The high forwarding rate of 2142 Mpps ensures that data packets are efficiently processed and forwarded through the network. This fast data forwarding capability is particularly important in high-traffic environments where a delay in packet processing can lead to performance degradation or bottlenecks. With the HPE FlexFabric 5940 Network Switches, you can be confident that your network will handle demanding workloads with ease.

Reduced Latency

Low latency is crucial for real-time applications, such as voice and video conferencing or online gaming. The impressive forwarding rate of these switches minimizes packet processing delays, resulting in reduced latency and improved responsiveness. This low latency ensures a smooth and lag-free experience for users, enhancing productivity and user satisfaction.

Improved Workload Distribution

The high forwarding rate allows for efficient workload distribution across multiple devices or servers. By evenly distributing incoming data packets, these switches prevent any single device from becoming overwhelmed with traffic, ensuring balanced utilization of network resources. This workload distribution optimizes network performance and prevents congestion, resulting in a more stable and reliable network environment.

Buffer Size

The HPE FlexFabric 5940 Network Switches are equipped with a generous buffer size of 16 MB, facilitating efficient packet handling and minimizing packet loss.

Packet Handling Efficiency

The ample buffer size of 16 MB allows these switches to efficiently handle incoming packets, especially during periods of high network activity. The buffer acts as temporary storage for incoming data packets, ensuring that no packets are lost due to congestion or overwhelmed network resources. This efficient packet handling improves overall network performance and minimizes the risk of data loss.

Preventing Packet Loss

Packet loss can significantly impact network performance and user experience. The generous buffer size of the HPE FlexFabric 5940 Network Switches helps prevent packet loss by absorbing temporary bursts of data traffic and allowing for smooth data flow. By minimizing packet loss, these switches maintain data integrity and ensure reliable communication between devices.

Quality of Service (QoS)

The buffer size plays a crucial role in supporting Quality of Service (QoS) features. QoS allows administrators to prioritize certain types of network traffic, ensuring that critical applications or services receive the necessary bandwidth and resources. The buffer size of these switches enables effective QoS implementation by providing the necessary buffer space to handle prioritized traffic and prevent congestion. This QoS capability enhances network performance and guarantees a consistent user experience for critical applications.

Weight

The HPE FlexFabric 5940 Network Switches weight 23.59 lbs, making them suitable for various installation scenarios.

Portability

Despite their robust capabilities, these switches are relatively lightweight, making them easier to handle and transport compared to heavier equipment. This portability is beneficial for organizations that require flexibility in their network infrastructure or need to relocate equipment frequently. The manageable weight ensures easy installation and maintenance without straining personnel or requiring specialized lifting equipment.

Mounting Flexibility

The weight of the switches allows for flexible mounting options. Whether you need to install them in a standard server rack or mount them on a wall, their manageable weight simplifies the installation process. This flexibility ensures that you can adapt the switches to fit your specific infrastructure requirements without compromising stability or safety.

Space Efficiency

The weight of the HPE FlexFabric 5940 Network Switches contributes to their space efficiency. With a lightweight design, these switches take up minimal space in server racks or data center cabinets. This space efficiency allows for better utilization of limited space, whether you have a small server room or a large-scale data center. By optimizing space usage, you can maximize the capacity and scalability of your network infrastructure.

Dimensions

The HPE FlexFabric 5940 Network Switches have dimensions of 17.3 x 16.9 x 1.7 inches, providing a compact and space-efficient form factor.

Space Optimization

With their compact dimensions, these switches take up minimal space in server racks or cabinets. This space optimization allows for better utilization of limited physical space, making them an excellent choice for organizations with constrained server rooms or data centers. Whether you have a small office or a large-scale enterprise environment, the compact form factor ensures efficient use of available space.

Easy Integration

The compact dimensions of the HPE FlexFabric 5940 Network Switches facilitate easy integration into existing network infrastructures. They can fit seamlessly into standard server racks or cabinets without requiring additional modifications or specialized installation procedures. This ease of integration saves time and effort, allowing for quick deployment and seamless integration with your network environment.

Aesthetically Pleasing

The compact dimensions contribute to the overall aesthetic appeal of the switches. With their sleek and modern design, they blend seamlessly into any environment, whether it's a professional office setting or a state-of-the-art data center. The aesthetically pleasing appearance ensures that your network infrastructure looks clean, organized, and professional.

Features
Product/Item Condition:
Excellent Refurbished
ServerOrbit Replacement Warranty:
Six-Month (180 Days)