## Product Overview ### Manufacturer Details ? Brand: HPE ? Part Number: JG236A ? Device Type: Managed Switch ### Key Specifications ? Enclosure Type: Rack-mountable (1U) ? Ports: 24 x 10/100/1000 + 4 x Shared SFP ? Power Over Ethernet (PoE): Yes ? Routing & Switching Performance: 144 Gbps throughput, 107.2 million packets per second (Mpps) ? MAC Address Table Size: 16k entries ? Jumbo Frame Support: 9216 bytes ? Routing Protocols: Static IPv4 Routing, Static IPv6 Routing ? Remote Management Protocols: SNMP v1, SNMP v2c, SNMP v3, Telnet, HTTP, HTTPS, CLI, RMON (1, 2, 3, 9) ? Encryption: SSL ? Authentication Methods: SSH, RADIUS, TACACS+, SSH2 ### Advanced Features ? Flow control, Layer 2/3 switching, Routing support ? DHCP and BOOTP support for IP address management ? VLAN and ARP support for efficient network segmentation ? Auto-Uplink (Auto MDI/MDI-X) and IGMP Snooping for optimized network operations ? Access Control List (ACL) support for secure network traffic management ? Quality of Service (QoS) with Committed Access Rate (CAR) for traffic prioritization ? Jumbo frame support for high-throughput applications ? Device Link Detection Protocol (DLDP) and Endpoint Admission Defense (EAD) ? STP Root Guard for enhanced network stability ### Compliant Standards ? IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3z ? IEEE 802.1d, IEEE 802.1q, IEEE 802.3ab, IEEE 802.1p ? IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w ? IEEE 802.1x, IEEE 802.1ad, IEEE 802.1ab (LLDP) ### Memory & Storage ? RAM: 128 MB SDRAM ? Flash Memory: 16 MB ### Expansion & Connectivity #### Interface Options ? 24 x 10Base-T/100Base-TX/1000Base-T (RJ-45, PoE supported) ? 1 x Console (RJ-45) ? 1 x Management port (RJ-45) ? 4 x SFP (Mini-GBIC) ports for fiber connectivity #### Expansion Slots ? 2 expansion slots available, both free for future upgrades ? Maximum of 2 installed modules ### Power Requirements ? Power Supply: Integrated power supply ? Voltage: AC 120/230 V, 50/60 Hz ## Ports The HPE 5120-24G-Poe 4 2 Switch is equipped with a total of 24 ports, making it an ideal choice for medium-sized businesses or organizations that require a reliable and efficient networking solution. These ports provide users with the ability to connect multiple devices, such as computers, printers, and servers, to their network infrastructure. ### Increased Connectivity With 24 ports available, users can connect a wide range of devices simultaneously, allowing for increased connectivity within the network. This feature is particularly beneficial for businesses that have numerous employees or departments requiring access to the network. It eliminates the need for additional networking equipment or the hassle of managing multiple switches. #### Enhanced Performance The 24 ports on the HPE 5120-24G-Poe 4 2 Switch ensure that each connected device receives optimal network performance. With a dedicated port for each device, there is no sharing of bandwidth or reduced speed due to congestion. This results in faster data transfer rates and improved overall network performance. ##### Flexibility and Scalability Having 24 ports provides users with flexibility and scalability in their network setup. They have the freedom to add or remove devices as needed without worrying about running out of available ports. This feature is especially useful for businesses that are constantly growing or changing their network requirements. ## Power Over Ethernet (PoE) Ports The HPE 5120-24G-Poe 4 2 Switch features 4 Power over Ethernet (PoE) ports, which offer significant benefits and convenience for users who require both data connectivity and power supply for their network devices. ### Simplified Installation With PoE ports, users can eliminate the need for additional power outlets near their network devices. This simplifies the installation process as devices can be powered directly through the Ethernet cable, reducing the clutter of power cords and adapters. It also allows for more flexibility in device placement, as they are not limited by the proximity of power outlets. #### Cost Savings The inclusion of PoE ports eliminates the need for separate power supplies for each connected device. This results in cost savings in terms of purchasing and maintaining power adapters or power distribution units. It also reduces energy consumption, as PoE switches are designed to be energy-efficient. ##### Remote Power Management PoE ports enable remote power management, allowing users to monitor and control the power supply to connected devices. This feature is particularly useful for businesses that have devices located in hard-to-reach or inaccessible areas. It simplifies troubleshooting and maintenance by providing the ability to remotely restart devices or adjust power settings. ## Uplink Interfaces The HPE 5120-24G-Poe 4 2 Switch is equipped with 2 uplink interfaces, offering users a reliable and efficient way to connect their switch to other network devices or network segments. ### High-Speed Connectivity The uplink interfaces on this switch support high-speed data transfer rates, ensuring fast and efficient communication between switches or network devices. This feature is essential for businesses that require rapid data transfer and real-time communication between different network segments. #### Expanded Network Capacity By utilizing the uplink interfaces, users can easily expand their network capacity by connecting additional switches or network devices. This allows for seamless network expansion without compromising performance or stability. It provides the flexibility to accommodate future growth or changes in network requirements. ##### Redundancy and Failover Protection Having 2 uplink interfaces offers redundancy and failover protection, ensuring uninterrupted network connectivity even in the event of a link failure. If one interface fails, the other interface automatically takes over, minimizing downtime and maintaining network continuity. This feature is crucial for businesses that rely heavily on network availability and cannot afford disruptions. ## Part Number The HPE 5120-24G-Poe 4 2 Switch has a part number of JG236A. This unique identifier plays a significant role in identifying and differentiating this specific switch model from others available in the market. ### Easy Identification The part number, JG236A, allows users and network administrators to easily identify the HPE 5120-24G-Poe 4 2 Switch in a crowded market of networking equipment. It ensures that they can quickly locate and choose the exact model they require for their specific networking needs. #### Compatibility and Interchangeability The part number also ensures compatibility and interchangeability when it comes to replacement or expansion of network equipment. Users can confidently order additional switches or spare parts knowing that they are getting the exact model specified by the part number. This simplifies the procurement process and eliminates any potential compatibility issues. ##### Technical Support and Documentation The part number is often used as a reference point when seeking technical support or accessing documentation related to the HPE 5120-24G-Poe 4 2 Switch. It allows users to easily find relevant resources, such as user manuals, configuration guides, or firmware updates specific to their switch model. This ensures that users have access to accurate information and assistance when needed.