## Product Overview The HPE JG921-61101 is a high-performance network switch designed for small to medium-sized business networks. This managed switch offers reliable connectivity with advanced features, making it ideal for desktop or rack-mountable setups. With 8 gigabit Ethernet ports and a versatile design, it delivers robust functionality to optimize your network infrastructure. ### Main Specifications ? Manufacturer: HPE ? Part Number: JG921-61101 ? Product Type: Managed Network Switch ? Enclosure Type: Desktop, Rack-mountable (1U) ? Subtype: Gigabit Ethernet ? Ports: 8 x 10/100/1000 PoE+ & 2 x Gigabit SFP #### Key Features ? PoE+ Support: Power over Ethernet to simplify cabling ? PoE Budget: 65W to power connected devices ? Throughput: 14.8 million packets per second (Mpps) ? Routing/Switching Capacity: 20 Gbps to support high-demand traffic ? IPv4 Routing Table Entries: 32 ? IPv6 Routing Table Entries: 32 ? MAC Address Table Size: 8192 entries for efficient traffic management ? Jumbo Frame Support: 10KB ? Routing Protocols: Static IPv4 & IPv6 routing ? Encryption: SSL for secure communication ? Authentication: Secure Shell (SSH), RADIUS for access control ##### Advanced Features ? Remote Management Protocols: SNMP (v1, v2c, v3), RMON, Telnet, HTTPS, TFTP, CLI ? Quality of Service (QoS): For optimized traffic handling ? Spanning Tree Protocol (STP) Support: Including RSTP, MSTP, and root guard ? Flow Control: Automatic traffic regulation to avoid congestion ? Port Security: To safeguard your network from unauthorized access ? VLAN Support: Virtual LANs for efficient network segmentation ? Port Isolation: To prevent unauthorized communication between ports ? IGMP Snooping: To optimize multicast traffic management ? DHCP Relay: Simplifies IP address assignment ### 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 802.1s, IEEE 802.1ab (LLDP) ? IEEE 802.3at, IEEE 802.3az #### Performance Specifications ? Processor: MIPS, 500 MHz ? RAM: 128 MB SDRAM ? Flash Memory: 32 MB ##### Connectivity and Expansion ? Interfaces: 8 x 1000Base-T RJ-45 (PoE+), 2 x 1000Base-X SFP ? Management Port: 1 x Console RJ-45 for easy configuration ## Part Number: JG921-61101 ### Introduction The HPE 1920-8G-PoE+ (65W) Network Switch is a high-performance switch designed to meet the growing demands of modern networking. One of its standout features is its part number, JG921-61101, which sets it apart from other network switches in the market. In this section, we will explore the benefits and importance of this unique part number for users. ### Enhanced Product Identification The part number JG921-61101 serves as a unique identifier for the HPE 1920-8G-PoE+ (65W) Network Switch. This alphanumeric code allows users, resellers, and support teams to easily identify and differentiate this specific model from other switches in the HPE product lineup. By using the part number, users can be confident that they are purchasing or working with the exact switch they require, ensuring compatibility and optimal performance. #### Streamlined Ordering Process When purchasing networking equipment, it is crucial to accurately specify the desired model to avoid any confusion or compatibility issues. The JG921-61101 part number simplifies the ordering process by providing a clear reference for both customers and vendors. This reduces the risk of ordering incorrect or incompatible switches, saving time and preventing costly mistakes. #### Efficient Technical Support In case of any technical issues or inquiries, having a specific part number like JG921-61101 greatly facilitates the troubleshooting process. When contacting HPE’s technical support team, users can provide the part number to ensure that they receive accurate assistance tailored to their specific switch model. This eliminates any confusion and enables faster problem resolution, minimizing downtime and improving overall network reliability. #### Easy Firmware Updates Keeping network switches up to date with the latest firmware is essential for optimal performance and security. With the JG921-61101 part number, users can easily identify their switch model and locate the appropriate firmware updates on HPE’s support website. This ensures that they have access to the latest bug fixes, feature enhancements, and security patches, enhancing the overall functionality and stability of their network infrastructure. #### Compatibility with Accessories Networking switches often require additional accessories such as transceivers, cables, or mounting brackets to meet specific deployment needs. The JG921-61101 part number allows users to accurately identify which accessories are compatible with their switch model. This ensures that they select the right accessories for seamless integration and reliable operation, avoiding any compatibility issues that might arise from using incorrect components. ##### Summary The part number JG921-61101 for the HPE 1920-8G-PoE+ (65W) Network Switch offers numerous benefits for users, including enhanced product identification, streamlined ordering processes, efficient technical support, easy firmware updates, and compatibility with accessories. By leveraging this unique identifier, users can ensure compatibility, simplify troubleshooting, and optimize the performance of their network infrastructure. ## Power Over Ethernet: 1 ### Introduction The HPE 1920-8G-PoE+ (65W) Network Switch is equipped with Power over Ethernet (PoE) capabilities. This feature allows the switch to provide power to compatible devices through the network cables, eliminating the need for separate power supplies. In this section, we will explore the benefits and importance of PoE for users. ### Simplified Deployment The PoE feature of the HPE 1920-8G-PoE+ (65W) Network Switch simplifies the deployment of network devices such as IP phones, wireless access points, and surveillance cameras. Without PoE, these devices would require separate power sources, increasing the complexity and cost of installation. With PoE, users can conveniently connect these devices to the switch using a single Ethernet cable, reducing cable clutter and minimizing installation time. #### Cost Savings By eliminating the need for separate power supplies, PoE can significantly reduce the overall costs associated with deploying and maintaining network infrastructure. Users can avoid the expenses of purchasing and installing additional power outlets or wiring, resulting in substantial cost savings, especially in large-scale deployments. Additionally, PoE enables remote power management, allowing users to monitor and control power consumption, further optimizing energy efficiency and reducing operational expenses. #### Flexibility and Scalability The PoE feature of the HPE 1920-8G-PoE+ (65W) Network Switch provides flexibility and scalability in network design. With PoE, users can easily add or relocate devices without the constraints of power outlet availability. This flexibility allows for dynamic network changes and simplifies future expansion or reconfiguration requirements. Whether it’s adding new access points to enhance Wi-Fi coverage or deploying IP cameras for enhanced surveillance, PoE enables hassle-free scalability. #### Reliable Power Delivery The HPE 1920-8G-PoE+ (65W) Network Switch ensures reliable power delivery to connected devices through its PoE feature. It complies with industry standards such as IEEE 802.3af and 802.3at to deliver consistent power levels required by various devices. This ensures that critical network components remain powered even during power outages or fluctuations. Moreover, the switch intelligently manages power allocation, prioritizing devices based on their power requirements to avoid overloading or underpowering any connected equipment. ##### Summary The Power over Ethernet (PoE) feature of the HPE 1920-8G-PoE+ (65W) Network Switch offers numerous benefits, including simplified deployment, cost savings, flexibility, scalability, and reliable power delivery. By leveraging PoE capabilities, users can streamline installation, reduce costs, enhance network flexibility, and ensure uninterrupted operation of connected devices. ## Power Capacity: 65W ### Introduction The HPE 1920-8G-PoE+ (65W) Network Switch has a power capacity of 65W. This indicates the maximum amount of power it can supply to connected devices through its Power over Ethernet (PoE) feature. In this section, we will explore the benefits and importance of this power capacity for users. ### Support for Power-Hungry Devices The 65W power capacity of the HPE 1920-8G-PoE+ (65W) Network Switch enables it to support power-hungry devices such as high-performance access points or pan-tilt-zoom cameras. These devices often require more power to operate compared to standard devices. With a higher power capacity, the switch can provide the necessary power to ensure optimal performance of these advanced devices, avoiding any performance degradation or instability due to insufficient power supply. #### Flexible Power Allocation The switch’s 65W power capacity allows for flexible power allocation to connected devices. It can intelligently distribute available power based on individual device requirements. This ensures that critical devices receive sufficient power while optimizing the allocation for non-critical or lower-power devices. The ability to allocate power dynamically enhances overall network efficiency and allows users to maximize their resources without compromising performance. #### Future-Proofing Network Infrastructure Investing in network equipment with a higher power capacity like the HPE 1920-8G-PoE+ (65W) Network Switch helps future-proof the network infrastructure. As technology advances, newer devices may require more power to operate efficiently. By having a switch with a higher power capacity, users can confidently accommodate these future devices without the need for costly upgrades or replacements. This scalability ensures that the network infrastructure can adapt to evolving business needs and technological advancements. #### Redundancy and Resilience The 65W power capacity of the HPE 1920-8G-PoE+ (65W) Network Switch also provides redundancy and resilience in case of power failures or fluctuations. The switch’s power supply can withstand temporary power interruptions, ensuring uninterrupted operation of connected devices during such events. Moreover, the switch’s power capacity allows for redundancy planning, where multiple switches can be connected in parallel to provide power backup in case one switch fails. This redundancy enhances network reliability and minimizes the risk of downtime or service interruptions. ##### Summary The power capacity of 65W in the HPE 1920-8G-PoE+ (65W) Network Switch offers several benefits, including support for power-hungry devices, flexible power allocation, future-proofing network infrastructure, and redundancy and resilience. By providing ample power supply, the switch ensures optimal performance of connected devices, enhances network efficiency, and reinforces network reliability.