## Main Specifications ? Part Number: JL383A ? Manufacturer: HPE ### Switch Type ? Type: 8-Port Managed Switch ? Form Factor: Desktop, Rack-mountable, Wall-mountable 1U ### Networking Capabilities ? Subtype: Gigabit Ethernet ? Ports: 4 x 10/100/1000 (PoE+) 4 x 10/100/1000 ? 4 x 10/100/1000 (PoE+) ? 4 x 10/100/1000 ? Power Over Ethernet (PoE): PoE+ ? PoE Budget: 65W ## Performance Specifications ### Latency and Throughput ? Latency (100 Mbps): 7 ?s ? Latency (1 Gbps): 2.3 ?s ? Throughput: Up to 11.9 Mpps ? Routing/Switching Capacity: 16 Gbps ### Capacity and Memory ? Routing Table Entries: 32 ? MAC Address Table Size: 8000 Entries ? Jumbo Frame Support: 9216 Bytes ## Protocols and Management ### Routing and Switching Protocols ? Protocols: IGMP, Static IPv4 Routing ? Remote Management: SNMP v1, SNMP v2c, SNMP v3 RMON HTTP, HTTPS ? SNMP v1, SNMP v2c, SNMP v3 ? RMON ? HTTP, HTTPS ### Authentication and Security ? Authentication Method: RADIUS ## Advanced Features ### Performance Enhancements ? Flow Control ? Auto-negotiation and Auto-uplink (Auto MDI/MDI-X) ? IGMP Snooping ? IPv6 Support ? Half Duplex and Full Duplex Modes ? Spanning Tree Protocol (STP) Support ? Rapid Spanning Tree Protocol (RSTP) Support ? Multiple Spanning Tree Protocol (MSTP) Support ? Access Control List (ACL) Support ? Quality of Service (QoS) ? Fanless Operation ? DHCP Relay and DHCP Client ? Port Isolation ? Class of Service (CoS) ? 1.5MB Packet Buffer ? Link Aggregation ? Network Time Protocol (NTP) ? LLDP-MED Support ### Compliance and Standards ? IEEE 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 ## Hardware Specifications ### Processor and Memory ? Processor: ARM Cortex-A9, 400 MHz ? RAM: 256 MB SDRAM ? Flash Memory: 64 MB ### Connectivity and Power ? Interfaces: 4 x 1000BASE-T RJ-45 PoE+ 4 x 1000BASE-T RJ-45 ? 4 x 1000BASE-T RJ-45 PoE+ ? 4 x 1000BASE-T RJ-45 ? Voltage Required: AC 120/230V (50/60 Hz) ## Ports The HPE JL383A Gigabit Ethernet Switch is equipped with 8 ports, making it an ideal choice for small to medium-sized businesses and network environments. These ports provide the necessary connectivity for devices such as computers, printers, servers, and other network devices. ### Increased Connectivity Having 8 ports on the HPE JL383A Gigabit Ethernet Switch allows users to connect multiple devices simultaneously. This feature is especially beneficial in offices or organizations where there is a need for multiple devices to be connected to the network. With 8 ports, users can easily connect their computers, printers, and other devices without the need for additional switches or routers. #### Faster Data Transfer Each port on the HPE JL383A Gigabit Ethernet Switch supports Gigabit Ethernet, which offers high-speed data transfer rates. This means that users can enjoy faster file transfers, smoother streaming, and quicker access to network resources. Whether it’s transferring large files or streaming high-definition videos, the 8 ports ensure that data flows seamlessly between connected devices. ##### Improved Network Performance With 8 ports, the HPE JL383A Gigabit Ethernet Switch allows for efficient network performance. Each port operates independently, ensuring that there is no congestion or bottlenecking within the network. This results in a stable and reliable network connection for all connected devices, promoting productivity and minimizing downtime. ## Power Over Ethernet The HPE JL383A Gigabit Ethernet Switch features Power over Ethernet (PoE) capabilities on 1 port. PoE technology enables the switch to deliver both data and power over a single Ethernet cable, eliminating the need for separate power cables or adapters for PoE-enabled devices. ### Simplified Installation With PoE support on 1 port, the HPE JL383A Gigabit Ethernet Switch simplifies the installation process for network devices such as IP cameras, wireless access points, and VoIP phones. Users can conveniently power these devices directly from the switch, minimizing cable clutter and reducing the need for additional power outlets. #### Cost Savings By incorporating PoE technology, the HPE JL383A Gigabit Ethernet Switch helps users save on installation and maintenance costs. With PoE, there is no need for separate power supplies or outlets for PoE-enabled devices, reducing the overall cost of deployment. This feature is particularly beneficial in environments where running additional power cables may be costly or impractical. ##### Flexibility and Scalability The inclusion of PoE on 1 port provides flexibility and scalability for network expansion. Users can easily add new PoE-enabled devices to their network without the need for additional power infrastructure. This feature is especially valuable in environments where the layout or configuration may change frequently, allowing for easy adaptation to evolving network requirements. ## Interface Type The HPE JL383A Gigabit Ethernet Switch supports SFP (Small Form-factor Pluggable) interfaces. SFP modules are hot-swappable, compact transceivers that provide flexible connectivity options for various network media types. ### Versatile Connectivity By supporting SFP interfaces, the HPE JL383A Gigabit Ethernet Switch offers versatile connectivity options. Users can choose from a wide range of SFP modules to connect their switch to different types of network media, including fiber optic cables and copper cables. This flexibility allows users to adapt to different network environments and distances without having to replace the entire switch. #### Extended Reach SFP interfaces enable the HPE JL383A Gigabit Ethernet Switch to extend the reach of the network beyond the limitations of traditional copper Ethernet cables. Fiber optic SFP modules can transmit data over much longer distances compared to copper cables, making them ideal for connecting remote devices or spanning across large areas. This feature is particularly valuable in scenarios where long-distance connectivity is required, such as in campus networks or metropolitan area networks. ##### Future-Proofing The use of SFP interfaces future-proofs the HPE JL383A Gigabit Ethernet Switch by allowing for easy upgrades and scalability. As network requirements evolve, users can simply replace or upgrade the SFP modules to meet their changing needs, without having to replace the entire switch. This flexibility ensures that the switch can adapt to future technologies and advancements, providing longevity and investment protection. ## Series The HPE JL383A Gigabit Ethernet Switch belongs to the 1920s series, which is a line of reliable and feature-rich switches designed for small businesses and branch offices. The 1920s series switches offer numerous benefits and are well-suited for various networking applications. ### Enhanced Security The 1920s series switches, including the HPE JL383A Gigabit Ethernet Switch, provide enhanced security features to protect the network and connected devices. These switches offer features such as Access Control Lists (ACLs), MAC-based authentication, and port security, ensuring that only authorized devices can access the network. With built-in security measures, users can have peace of mind knowing that their network is protected against unauthorized access and potential threats. #### Improved Network Management The 1920s series switches come with advanced network management capabilities, allowing users to effectively monitor and control their network. Features such as Quality of Service (QoS) and VLAN support enable users to prioritize specific types of traffic and segment their network for better performance and security. Additionally, the switches support SNMP (Simple Network Management Protocol) for centralized management, making it easier to monitor and troubleshoot network issues. ##### Reliability and Performance The 1920s series switches, including the HPE JL383A Gigabit Ethernet Switch, are built to deliver reliable and high-performance networking. These switches utilize advanced hardware and software technologies to ensure stable and consistent connectivity. With features like link aggregation and Spanning Tree Protocol (STP), the switches can provide redundancy and fault tolerance, minimizing network downtime and maximizing uptime for critical applications. In conclusion, the HPE JL383A Gigabit Ethernet Switch offers an impressive array of features, including 8 ports for increased connectivity, Power over Ethernet support on 1 port for simplified installation and cost savings, SFP interfaces for versatile connectivity options, and belonging to the 1920s series for enhanced security, network management, reliability, and performance. Whether it’s in a small business, branch office, or any network environment requiring a reliable and feature-rich switch, the HPE JL383A is a powerful solution that meets the needs of users.