HPE JL083-61001 Expansion Module Specifications ### General Product Information ? Manufacturer: HPE ? Model Number: JL083-61001 ? Product Type: Expansion Module ? Form Factor: Plug-In Module ### Technical Details of the 4-Port Module ? Ports: Four 10 Gigabit SFP+ Ports ? Connectivity Technology: Wired ? Data Link Protocol: 10 Gigabit Ethernet (10GBase) ? Data Transfer Rate: 10 Gbps ### Dimensions and Weight ? Width: 2.9 inches ? Depth: 5.2 inches ? Height: 1.1 inches ? Weight: 6.08 ounces ### Expansion and Connectivity ? Interfaces: 4 x 10G Ethernet SFP+ Ports ## Speed The HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module is equipped with high-speed capabilities, making it an ideal choice for users who require fast and reliable network connections. With its impressive speed options of 100m, 1g, and 10g, this module ensures that users can achieve optimal performance for their networking needs. ### Enhanced Performance The ability to support speeds of up to 100m, 1g, and 10g allows the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module to handle large amounts of data traffic efficiently. Whether you are transferring large files, streaming high-definition videos, or running bandwidth-intensive applications, this module ensures smooth and uninterrupted network performance. #### Seamless Connectivity With its support for multiple speed options, the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module offers seamless connectivity for a wide range of devices. Whether you have older devices that can only support lower speeds or newer devices capable of higher speeds, this module can accommodate them all. This flexibility eliminates the need for separate modules or additional equipment, simplifying network management and reducing costs. ##### Future-Proof Solution Investing in a module with versatile speed options like the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module ensures that your network infrastructure remains future-proof. As technology advances and demands for higher speeds increase, this module can easily adapt to meet those requirements. By choosing a module with such flexibility, you save yourself from the hassle and expense of constantly upgrading your network equipment. ## Ports The HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module offers four ports, providing users with ample connectivity options for their networking needs. This feature is essential for users who require multiple connections or want to expand their network infrastructure. ### Expanded Connectivity With four ports, the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module allows users to connect multiple devices simultaneously. Whether you need to connect computers, printers, servers, or other network devices, this module provides the necessary ports to accommodate them all. This expanded connectivity eliminates the need for additional equipment or complex networking configurations, streamlining your network setup and enhancing productivity. #### Increased Flexibility Having four ports on the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module offers increased flexibility in network design. You can create separate VLANs (Virtual Local Area Networks) for different departments or segments of your organization, ensuring secure and efficient data transfer. Additionally, these ports can be used for link aggregation, allowing you to combine multiple connections for increased bandwidth and improved redundancy. ##### Scalability The availability of four ports on the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module provides scalability for your network infrastructure. As your organization grows and demands for connectivity increase, this module can easily accommodate the expansion by allowing more devices to be connected. This scalability ensures that your network remains efficient and reliable even as your requirements evolve over time. In conclusion, the HPE Aruba 3810m/2930m JL083-61001 SFP+ Macsec 4-ports Module offers impressive speed capabilities, supporting 100m, 1g, and 10g speeds. This feature enables enhanced performance, seamless connectivity, and future-proofing for users. Additionally, the module's four ports provide expanded connectivity, increased flexibility, and scalability for network infrastructure. By choosing this module, users can enjoy reliable and high-speed network connections that meet their current needs while offering room for future growth.

## Detailed Information for HPE JL381A ? Manufacturer: HPE ? Part Number: JL381A ? Product Type: Networking Switch ? Switch Type: 24-Port Switch ### Technical Specifications #### Enclosure and Form Factor ? Enclosure Type: Desktop, Rack-Mountable, Wall-Mountable 1U ? Subtype: Gigabit Ethernet ? Ports: 24 x 10/100/1000 Mbps (RJ-45) 2 x 100/1000 Mbps SFP ? 24 x 10/100/1000 Mbps (RJ-45) ? 2 x 100/1000 Mbps SFP #### Performance Metrics ? Latency: 7 ?s at 100 Mbps 2 ?s at 1 Gbps ? 7 ?s at 100 Mbps ? 2 ?s at 1 Gbps ? Throughput: Up to 38.6 Mpps ? Routing/Switching Capacity: 52 Gbps ? Routing Table Entries Capacity: 32 ? MAC Address Table Size: 8000 Entries ? Jumbo Frame Support: Up to 9216 Bytes ? Routing Protocols Supported: IGMP, Static IPv4 Routing ? Compliance Standards: IEEE 802.1D IEEE 802.1Q IEEE 802.3AB IEEE 802.1P IEEE 802.3X IEEE 802.3AD (LACP) IEEE 802.1W IEEE 802.1S ? IEEE 802.1D ? IEEE 802.1Q ? IEEE 802.3AB ? IEEE 802.1P ? IEEE 802.3X ? IEEE 802.3AD (LACP) ? IEEE 802.1W ? IEEE 802.1S #### Memory and Processor ? Processor: 1 x ARM Cortex-A9, 400 MHz ? RAM: 256 MB SDRAM ? Flash Memory: 64 MB #### Interfaces ? 24 x 1000Base-T: RJ-45 ? 2 x 1000Base-X: SFP #### Physical Dimensions ? Height: 1.73 inches ? Width: 17.42 inches ? Depth: 9.69 inches ? Weight: 6 lbs ## Ports The HPE 1920S Switch is equipped with 24 ports, making it a versatile and powerful networking solution for businesses of all sizes. With this many ports, users have the ability to connect multiple devices simultaneously, enabling seamless communication and data transfer within the network. ### Increased Connectivity Having 24 ports on the HPE 1920S Switch means that users can easily connect a wide range of devices to their network. This includes computers, servers, printers, IP phones, access points, and other networking equipment. The increased connectivity options allow for efficient collaboration and resource sharing among employees, leading to improved productivity and streamlined workflows. #### Flexibility and Scalability The 24 ports on the HPE 1920S Switch provide businesses with the flexibility to adapt and grow their network infrastructure as their needs evolve. Whether it's adding new devices or expanding the network to accommodate more users, the ample number of ports ensures that there is room for future expansion without requiring additional switches. ##### Simplified Cable Management Having 24 ports on a single switch eliminates the need for excessive cable runs and reduces cable clutter. This not only improves aesthetics but also simplifies cable management, making it easier to troubleshoot and maintain the network infrastructure. It also helps minimize the risk of cable damage or disconnections, ensuring reliable connectivity at all times. ## PoE The HPE 1920S Switch features 1 Power over Ethernet (PoE) port, which provides significant benefits for businesses that require power delivery to connected devices through the Ethernet cables. ### Convenience and Cost Savings The PoE functionality eliminates the need for separate power cables and adapters for devices such as IP phones, wireless access points, and IP cameras. By delivering power over the Ethernet infrastructure, businesses can reduce the cost and complexity associated with traditional power sources. This not only streamlines installation but also helps declutter workspaces, making it easier to manage the network without dealing with multiple power outlets. #### Flexibility in Device Placement With the PoE feature, devices can be placed in locations where power outlets are not easily accessible or practical. This provides businesses with greater flexibility in deploying devices without being limited by the availability of power sources. It allows for strategic placement of devices to optimize network coverage, improve security surveillance, and enhance communication capabilities. ##### Centralized Power Management Having a PoE port on the HPE 1920S Switch enables centralized power management, allowing administrators to monitor and control the power usage of connected devices. This can be particularly useful in optimizing energy consumption, scheduling device operation, and remotely powering off or rebooting devices when needed. The ability to manage power centrally enhances network efficiency and contributes to cost savings. ## Mounting The HPE 1920S Switch offers rack mountable capability, providing users with a convenient and space-saving option for installing the switch in their network infrastructure. ### Optimal Space Utilization Rack mountable switches are designed to fit into standard server racks or cabinets, maximizing the use of available space in server rooms or network closets. By securely mounting the switch on a rack, businesses can effectively organize their networking equipment, reducing clutter and improving airflow for better cooling. This not only enhances the overall aesthetics but also optimizes the functionality and lifespan of the switch. #### Easier Maintenance and Troubleshooting With a rack-mounted HPE 1920S Switch, maintenance and troubleshooting become more efficient. The switch can be easily accessed, allowing administrators to perform necessary tasks such as firmware updates, cable management, or hardware replacements without the need to dismantle or disrupt the entire network setup. This saves time and effort, minimizing network downtime and ensuring smooth operations. ##### Scalability and Future Expansion Rack mountable switches offer scalability options for businesses planning to expand their network infrastructure. With a standardized form factor, additional switches can be seamlessly added to the rack, creating a modular and scalable network setup. This allows businesses to accommodate an increasing number of devices or users without the need for extensive rewiring or reconfiguration. ## Layer The HPE 1920S Switch operates at Layer 3 of the OSI (Open Systems Interconnection) model, providing advanced network functionality and features for efficient data routing and security. ### Enhanced Network Performance Operating at Layer 3 enables the HPE 1920S Switch to perform IP routing, allowing it to efficiently handle data traffic between different subnets or VLANs (Virtual Local Area Networks). This results in improved network performance, reduced latency, and enhanced overall user experience. The Layer 3 capabilities enable businesses to implement complex network architectures, such as interconnecting multiple offices or implementing advanced security measures. #### Improved Network Security The Layer 3 functionality of the HPE 1920S Switch provides enhanced security features such as Access Control Lists (ACLs), which allow administrators to control and filter traffic based on specific criteria. This ensures that only authorized traffic is allowed to pass through the network, protecting against unauthorized access or malicious activities. Additionally, Layer 3 switches offer advanced security protocols like IPsec VPN (Virtual Private Network) for secure remote connectivity. ##### Efficient Network Segmentation Layer 3 switches enable businesses to implement network segmentation, dividing the network into smaller subnets or VLANs. This allows for better traffic management, improved network performance, and enhanced security. By segmenting the network, businesses can isolate specific departments or devices, controlling access and preventing network congestion. It also simplifies network administration and troubleshooting by isolating potential issues within a specific segment. ## Part Number The HPE 1920S Switch is identified by the part number JL381A, which is crucial for users when it comes to ordering or identifying the specific model. ### Accurate Identification The part number JL381A serves as a unique identifier for the HPE 1920S Switch model. When users need to order or replace a switch, having the correct part number ensures that they receive the exact model they require. This eliminates any potential confusion or compatibility issues that may arise from ordering the wrong product. #### Compatibility with Accessories and Upgrades The part number allows users to easily identify compatible accessories or upgrades for their HPE 1920S Switch. Whether it's additional modules, transceivers, or mounting kits, having the correct part number ensures that users select the right components that seamlessly integrate with their switch, maximizing its capabilities and functionality. ##### Technical Support and Documentation When seeking technical support or accessing documentation, knowing the part number JL381A is essential. It enables users to find relevant resources specific to their HPE 1920S Switch model, such as user manuals, firmware updates, or troubleshooting guides. Having access to accurate information and support ensures that users can effectively manage and maintain their switch for optimal performance and longevity.

## Ports The HP Procurve J9148A 2910AL-48G-PoE Rack Mountable Switch is equipped with an impressive 48 ports, making it an ideal choice for medium to large businesses that require a high number of connections. With this many ports, users can connect multiple devices such as computers, printers, servers, and network storage devices, ensuring seamless connectivity and efficient data transfer within the network. ## Advanced Processor and High-Speed Connectivity ? Powered by dual ARM1156t2s processors, each running at 515 MHz, ensuring smooth, high-speed data processing. ? Designed to handle demanding tasks with ease, offering reliable, consistent performance for your network operations. ### Switch Overview ? Device Type: Managed switch with 48 ports, ideal for high-volume traffic and efficient network management. ? Stackable design, allowing a maximum of 16 units to be connected in a single stack for enhanced scalability. ? Compact 1U desktop enclosure, making it suitable for diverse installation environments. #### Port Configuration ? Equipped with 48 auto-sensing 10/100/1000 Ethernet ports, offering flexibility in connectivity. ? Includes 4 shared SFP (empty) ports for future expansion and fiber-optic connections. ? Supports IEEE 802.3 (10Base-T), IEEE 802.3u (100Base-TX), and IEEE 802.3ab (1000Base-T) standards for comprehensive network compatibility. ### Power over Ethernet (PoE) Capability ? Integrated PoE functionality, enabling the switch to power devices such as IP phones and wireless access points directly through Ethernet cables. ? Supports a total power consumption of up to 556 watts, suitable for power-hungry network components. #### Memory and Processing Power ? 512 MB of SDRAM and a packet buffer size of 6 MB, offering efficient data handling and fast processing speeds. ? Additional 4 MB of flash memory and 1 GB of flash ROM for enhanced system performance and storage capacity. ### Enhanced Expansion and Connectivity Options ? Comes with 44 auto-sensing 10/100/1000 ports that support a wide range of Ethernet standards, including 10Base-T, 100Base-TX, and 1000Base-T. ? Auto-MDIX for ease of use, eliminating the need for crossover cables. ? Four dual-personality ports offer versatility, functioning either as RJ-45 10/100/1000 ports or as mini-GBIC slots for transceivers. #### Media Compatibility and Duplex Support ? Full-duplex support for 1000Base-T connections, optimizing data transfer and reducing collisions. ? Half and full-duplex modes for 10Base-T and 100Base-TX connections, offering flexibility based on your network setup. ### Console and Management Features ? RJ-45 serial console port, providing an easy-to-use interface for switch management and configuration. ? Option to support up to four 10 GbE ports with an additional module, enhancing future-proofing and upgrade potential. #### Power Supply and Consumption ? Internal power supply with AC 120/230V at 50/60 Hz, ensuring reliable and stable power input. ? Designed to handle operational power consumption up to 556 watts, making it suitable for high-performance networks. ### Increased Connectivity One of the main benefits of having 48 ports on the HP Procurve J9148A switch is the increased connectivity it offers. With more ports available, businesses can easily accommodate their growing network infrastructure without the need for additional switches or complex network configurations. This flexibility allows for future scalability and expansion, ensuring that the switch can support the increasing demands of the network. #### Reduced Network Congestion Having a higher number of ports helps to distribute network traffic more evenly across the switch. This reduces network congestion and prevents bottlenecks, resulting in improved network performance and reduced latency. Users can enjoy faster data transfer speeds and a smoother overall network experience, even during peak usage periods. #### Streamlined Cable Management By providing 48 ports, the HP Procurve J9148A switch simplifies cable management. Businesses can organize their cables more efficiently, reducing clutter and making it easier to identify and troubleshoot any potential connection issues. This not only improves the aesthetics of the networking environment but also saves time and effort when maintaining or expanding the network. #### Enhanced Flexibility The 48 ports on this switch offer users enhanced flexibility in terms of device placement. With a greater number of available ports, businesses have more options when it comes to locating their devices within the network infrastructure. This can be particularly beneficial in larger office spaces or buildings where devices may need to be placed in different areas. ##### Power over Ethernet (PoE) Support The HP Procurve J9148A switch also features Power over Ethernet (PoE) support on all 48 ports. This means that it can provide power to compatible devices, such as IP phones, wireless access points, and security cameras, directly through the Ethernet cable. With PoE, businesses can eliminate the need for separate power supplies and cables for these devices, reducing costs and simplifying installation. ## Layer The HP Procurve J9148A 2910AL-48G-PoE Rack Mountable Switch operates at Layer 3 of the OSI model, which brings several benefits and important features for users. ### Enhanced Network Efficiency Operating at Layer 3 allows the switch to make intelligent routing decisions based on IP addresses, resulting in enhanced network efficiency. Layer 3 switches can analyze the IP headers of incoming packets and determine the most efficient path for data transmission. This ensures that data is delivered quickly and efficiently, minimizing network congestion and reducing latency. #### Improved Scalability Layer 3 switches offer improved scalability compared to lower-layer switches. With their ability to perform routing functions, Layer 3 switches can handle larger networks with multiple subnets or VLANs. This enables businesses to segment their network into smaller, more manageable units, improving overall network performance and facilitating growth. #### Enhanced Security Operating at Layer 3 allows for the implementation of access control lists (ACLs) and other security measures. ACLs can be configured to control which IP addresses or ranges are allowed or denied access to certain network resources. This helps protect the network from unauthorized access and potential security breaches. #### Inter-VLAN Routing Layer 3 switches are capable of performing inter-VLAN routing, allowing for efficient communication between different VLANs within the network. This eliminates the need for a separate router, reducing costs and simplifying network architecture. Inter-VLAN routing enables businesses to create logical networks that can be securely isolated from one another while still allowing for controlled communication when needed. ##### Quality of Service (QoS) Layer 3 switches also support Quality of Service (QoS) features, which prioritize network traffic based on predefined rules. This ensures that critical applications, such as voice or video conferencing, receive the necessary bandwidth and are not affected by other non-essential traffic. QoS improves overall network performance and user experience by minimizing packet loss and latency. ## Interface The HP Procurve J9148A 2910AL-48G-PoE Rack Mountable Switch features SFP (Small Form-factor Pluggable) interfaces, which offer several benefits and important features for users. ### Flexible Connectivity Options SFP interfaces provide flexible connectivity options by supporting a wide range of SFP transceivers. These transceivers allow for the connection of different types of fiber optic or copper Ethernet cables, enabling businesses to choose the most suitable media for their specific networking needs. This flexibility ensures compatibility with various network environments and allows for easy upgrades or changes in connectivity options. #### Longer Distance Connectivity SFP interfaces support the use of fiber optic cables, which can transmit data over longer distances compared to traditional copper Ethernet cables. This is particularly useful in large office spaces or buildings where network devices are located far apart. By using fiber optic connections, businesses can extend their network reach without sacrificing performance or experiencing signal degradation. #### High-Speed Data Transfer SFP interfaces support high-speed data transfer rates, making them ideal for bandwidth-intensive applications or environments where large amounts of data need to be transmitted quickly. Whether it's transferring large files, streaming high-definition media, or running resource-demanding applications, SFP interfaces can handle the increased data throughput, ensuring smooth and uninterrupted network performance. #### Hot-Swappable Design SFP interfaces feature a hot-swappable design, allowing for easy replacement or upgrade of transceivers without disrupting the network. This means that businesses can make changes to their network configuration without the need to power down or physically disconnect the switch. This significantly reduces downtime and maintenance costs, providing greater flexibility and convenience in managing the network. ##### Interoperability SFP interfaces are designed to be interoperable with a wide range of networking equipment from different vendors. This ensures compatibility and ease of integration into existing network infrastructure. Businesses can mix and match SFP modules from different manufacturers, allowing for cost-effective deployment and customization of their network setup. In conclusion, the HP Procurve J9148A 2910AL-48G-PoE Rack Mountable Switch offers an impressive 48 ports, operating at Layer 3 with SFP interfaces. These features provide increased connectivity, reduced network congestion, streamlined cable management, enhanced flexibility, and Power over Ethernet support. Layer 3 functionality brings enhanced network efficiency, improved scalability, enhanced security, inter-VLAN routing capability, and Quality of Service support. The SFP interfaces offer flexible connectivity options, longer distance connectivity, high-speed data transfer, hot-swappable design, and interoperability with various networking equipment. Overall, this switch is a powerful networking solution that caters to the needs of medium to large businesses seeking reliable performance and advanced features.