HPE JL385A#ABA 1920S 24G 2SFP 370W Managed Rack Mountable Switch

Comprehensive Overview of Part Number JL385A#ABA 

Device Specifications

• Device Type: 24-Port, Layer 3, Managed Network Switch
• Part Number: JL385A#ABA
• Enclosure Type: Versatile design for Desktop, Rack-mountable, or Wall-mountable (1U)
• Form Factor: Compact and flexible for various setups

Port Configuration and Power Over Ethernet (PoE)

• Port Count: 12 x PoE+ 10/100/1000 Ethernet Ports + 12 x Non-PoE 10/100/1000 Ethernet Ports + 2 x SFP 100/1000 Ports
• PoE Standard: Supports PoE+ for greater power efficiency
• PoE Budget: Capable of delivering up to 370W for connected devices

Performance and Throughput

• Latency: 7 µs for 100 Mbps connections, 2 µs for 1 Gbps
• Throughput: Handles up to 77.3 Mpps
• Switching Capacity: 52 Gbps for high-speed network performance

Capacity and Table Entries

• Routing Table Entries: Supports up to 32 entries
• MAC Address Table: Holds up to 16,000 entries
• Jumbo Frame Support: Up to 9216 bytes for larger packets

Advanced Networking Protocols

• Routing Protocols: IGMP and Static IPv4 Routing
• Remote Management: Full management via SNMP (1, 2c, 3), HTTP, HTTPS, and RMON
• Security Features: SSL encryption and RADIUS authentication support

Key Networking Features

• Flow Control: Adaptive for efficient traffic handling
• Auto-Negotiation: Seamless network speed detection and adjustment
• Support for IPv6: Future-ready network compatibility
• Spanning Tree Protocols: Full STP, RSTP, and MSTP support for redundancy
• Quality of Service (QoS): Ensures priority for critical network traffic

Additional Features for Network Optimization

• DHCP Support: DHCP Relay and Client features
• Port Isolation: Enhanced security for segregated network sections
• Class of Service (CoS): Ensures appropriate traffic classification
• Packet Buffer: 1.5 MB for smoother traffic management
• Link Aggregation: IEEE 802.3ad (LACP) support for increased bandwidth
• LLDP-MED: Enhanced discovery and management of network devices

Compliance and Standards

• Industry Standards: IEEE 802.3, IEEE 802.1Q, IEEE 802.1p, IEEE 802.3ad, and more
• PoE Standards: Fully compliant with IEEE 802.3af and IEEE 802.3at standards

Processor and Memory

• Processor: ARM Cortex-A9, 400 MHz for robust processing power
• RAM: 256 MB SDRAM for efficient multitasking
• Flash Memory: 64 MB for onboard storage and configuration

Expansion and Connectivity

• Interfaces: 12 x 1000BASE-T RJ-45 (PoE+) ports, 12 x 1000BASE-T RJ-45, 2 x 1000BASE-X SFP for fiber connectivity

Power Requirements

• Voltage: 120/230V AC, 50/60 Hz for global compatibility

Ports

The HPE JL385A#ABA Managed Rack Mountable Switch is equipped with 24 ports, making it an ideal choice for businesses that require a robust and efficient networking solution. These 24 ports provide ample connectivity options for connecting various devices such as computers, servers, printers, and other network-enabled devices.

Increased Connectivity

The 24 ports on this switch allow users to connect multiple devices simultaneously, enabling seamless communication and data transfer within the network. With more ports available, businesses can easily expand their network infrastructure without the need for additional equipment, saving both time and money.

Additionally, the increased number of ports ensures that there are enough connections available for all devices, preventing bottlenecks and congestion that can hinder network performance. This is especially crucial in high-demand environments where multiple users and devices are accessing the network simultaneously.

Flexibility and Scalability

The 24 ports offer flexibility and scalability, allowing businesses to adapt to changing network requirements. Whether you need to add new devices or expand your network in the future, having ample ports ensures that you have the necessary connectivity options available.

Furthermore, the switch supports advanced networking features such as VLANs (Virtual Local Area Networks) and link aggregation, which enable businesses to segment their network and optimize bandwidth utilization. This level of flexibility empowers organizations to tailor their network infrastructure to their specific needs and improve overall efficiency.

Improved Network Performance

The HPE JL385A#ABA Managed Rack Mountable Switch's 24 ports deliver high-speed connectivity, ensuring optimal network performance. With Gigabit Ethernet capabilities, this switch can handle large volumes of data traffic without compromising speed or performance.

Enhanced Data Transfer

The Gigabit Ethernet ports allow for faster data transfer rates compared to traditional Fast Ethernet ports. This is particularly beneficial for businesses that require quick and efficient data transfer, such as those dealing with large file sizes or running bandwidth-intensive applications.

Whether it's transferring large files between devices, streaming high-definition video, or supporting real-time communication applications, the Gigabit Ethernet ports of this switch ensure smooth and uninterrupted data flow.

Reduced Latency

Low latency is crucial for applications that demand real-time responsiveness, such as video conferencing, online gaming, or VoIP (Voice over Internet Protocol) services. The 24 Gigabit Ethernet ports on this switch minimize latency and provide a seamless user experience by delivering data packets at a faster rate.

By reducing latency, businesses can ensure that critical applications run smoothly and without interruptions, leading to increased productivity and customer satisfaction.

Uplink Ports

In addition to the 24 ports, the HPE JL385A#ABA Managed Rack Mountable Switch also features 2 uplink ports. These uplink ports serve as a connection point between the switch and other networking devices, such as routers or other switches.

Enhanced Network Connectivity

The presence of uplink ports allows businesses to establish reliable and high-speed connections with external networks or devices. This is particularly important for organizations that need to connect multiple switches or extend their network beyond a single location.

By utilizing the uplink ports, businesses can create a network topology that suits their specific requirements, whether it's building a hierarchical network structure or connecting remote offices or departments.

Improved Network Resilience

The inclusion of uplink ports enhances network resilience by providing redundancy and failover capabilities. In the event of a link failure or network congestion, the uplink ports can be utilized to reroute traffic and maintain network availability.

Load Balancing

The 2 uplink ports support link aggregation, also known as port trunking or bonding. Link aggregation combines multiple physical links into a single logical link, effectively increasing bandwidth and providing load balancing capabilities.

By distributing network traffic across multiple uplink ports, businesses can optimize network performance and prevent bottlenecks, ensuring a smooth and uninterrupted flow of data.

Redundancy

The use of uplink ports also enables businesses to implement redundancy in their network infrastructure. By configuring the uplink ports in a redundant setup, if one link fails, the traffic will automatically be rerouted through the alternative link, ensuring continuous network connectivity.

Power Supply

The HPE JL385A#ABA Managed Rack Mountable Switch is equipped with a 370W power supply, providing sufficient power to support all connected devices and ensure smooth operation.

Reliable Power Distribution

The 370W power supply ensures that each port on the switch receives an adequate and consistent power supply. This is crucial for devices that require PoE (Power over Ethernet) functionality, such as IP cameras, wireless access points, or VoIP phones.

With a reliable power distribution system, businesses can avoid issues such as power fluctuations or insufficient power delivery that may cause devices to malfunction or fail.

PoE+ Support

This switch also supports PoE+ (Power over Ethernet Plus) technology, which provides increased power capabilities compared to standard PoE. PoE+ allows businesses to power devices that require higher power consumption, such as pan-tilt-zoom cameras or access points with multiple radios.

Simplified Deployment

By utilizing PoE+ support, businesses can simplify the deployment of network devices by eliminating the need for separate power cables or nearby power outlets. This reduces installation costs and provides more flexibility in device placement, as devices can be installed in locations where power outlets may not be easily accessible.

Cost and Energy Efficiency

PoE+ support also contributes to cost and energy efficiency. By consolidating power and data transmission over a single Ethernet cable, businesses can reduce the number of cables required, resulting in cost savings in terms of cable infrastructure and installation.

In addition, PoE+ allows for intelligent power management, enabling businesses to control and monitor power consumption of individual ports or devices. This level of control helps optimize energy usage and reduces overall energy consumption, aligning with sustainability and environmental initiatives.