## Device Overview ### Switch Type and Ports Part number JG961A is a robust network switch designed for high performance and scalability. It features: ? Device Type: Network Switch – 48 Ports, Layer 3, Managed, Stackable ? Enclosure Type: Rack-mountable, 1U ? Ethernet Subtype: Gigabit Ethernet ### Port Configuration Equipped with a versatile port setup, the switch supports: ? 48 x 10/100/1000 Mbps Ethernet Ports ? 2 x Gigabit SFP ? 2 x 10 Gigabit SFP+ ? 2 x 10 Gigabit Ethernet Ports ## Performance Specifications ### Throughput and Capacity ? Performance: Throughput of up to 130.9 Million Packets Per Second (Mpps) ? Routing/Switching Capacity: 176 Gigabits per Second (Gbps) ? Static Routes: 32 ? Virtual Interfaces (VLANs): 8 ? IPv4 Routing Table Entries: 32 ? IPv6 Routing Table Entries: 32 ? MAC Address Table Size: 16,384 Entries ? Jumbo Frame Support: Up to 10KB ### Routing Protocols The switch supports various routing protocols, including: ? IGMP ? VRRP ? Static IPv4 Routing ? Static IPv6 Routing ? ECMP ## Management and Configuration ### Remote Management Protocols For remote management and configuration, the device offers: ? SNMP v1, v2c, v3 ? RMON 1, 2 ? HTTP, HTTPS ? CLI ### Advanced Features Key features include: ? Auto-Uplink (Auto MDI/MDI-X) ? IGMP Snooping ? Port Mirroring ? Spanning Tree Protocol (STP) Support ? Access Control List (ACL) Support ? Quality of Service (QoS) ? STP Root Guard ? Link Aggregation Control Protocol (LACP) ? DHCP Client ? Packet Storm Protection ? Class of Service (CoS) ## Compliance and Standards ### Supported Standards This switch adheres to a wide range of industry standards: ? IEEE 802.3, IEEE 802.3i, IEEE 802.3z ? IEEE 802.1d, IEEE 802.1q, IEEE 802.1p ? IEEE 802.3x, IEEE 802.3ad (LACP) ? IEEE 802.1w, IEEE 802.1x, IEEE 802.1s ? IEEE 802.1ab (LLDP), IEEE 802.3at ## Memory and Expansion ### RAM and Flash Memory ? RAM: 1 GB (max) – SDRAM ? Flash Memory: 128 MB ### Interfaces and Connectivity ? 48 x 1000BASE-T – RJ-45 ? 2 x Gigabit/10Gbit LAN – SFP+ ? 2 x 10GBASE-T – RJ-45 ? 1 x Console – RJ-45 (Management) ## Power Specifications ### Power Supply Requirements ? Power Device: Internal Power Supply ? Voltage Required: AC 120/230 V (50/60 Hz) ## Ports The HPE JG961A Switch is equipped with 48 ports, making it an ideal choice for businesses and organizations that require a high number of network connections. These ports provide a crucial link between devices such as computers, servers, printers, and other network devices, allowing them to communicate and share resources effectively. ### Increased Connectivity With 48 ports, this switch offers a significant increase in connectivity options compared to switches with fewer ports. This is particularly beneficial for large organizations or data centers that have numerous devices requiring network connections. The ample number of ports ensures that all devices can be connected simultaneously without the need for additional switches or complicated network configurations. #### Scalability The 48 ports also provide scalability for future growth. As businesses expand and add more devices to their network, having extra ports readily available eliminates the need for investing in additional networking infrastructure. This scalability feature allows organizations to save on costs while ensuring a smooth transition during network expansion. ##### Flexibility in Network Design The abundance of ports allows for greater flexibility in network design. Network administrators can easily create logical divisions within the switch by assigning specific ports to different departments or functions. This segregation can enhance security by isolating sensitive data or critical systems from other areas of the network. Additionally, users can take advantage of port aggregation to create high-bandwidth connections to servers or other switches, offering increased performance and redundancy. ## Management One of the standout features of the HPE JG961A Switch is its managed capability. This means that network administrators have complete control over the switch’s settings and configurations, enabling them to optimize performance, enhance security, and streamline network operations. ### Enhanced Control By having complete control over the switch, administrators can fine-tune various parameters to meet the specific needs of their network. They can configure VLANs (Virtual Local Area Networks), and Quality of Service (QoS) settings, and implement access control lists (ACLs) to prioritize traffic and ensure optimal performance for critical applications. This enhanced control allows for efficient resource allocation and ensures that the network operates at its best. #### Monitoring and Troubleshooting Managed switches provide advanced monitoring and troubleshooting capabilities that are essential for maintaining a healthy network. Administrators can monitor network traffic, identify bottlenecks, and proactively address potential issues before they impact users. With features like SNMP (Simple Network Management Protocol) support, administrators can gather valuable data about the switch’s performance and receive alerts in case of any anomalies. ##### Security Security is a paramount concern in modern networks and managed switches offer robust security features to protect sensitive data and prevent unauthorized access. Administrators can implement features like port security, MAC address filtering, and 802.1X authentication to ensure that only authorized devices can connect to the network. Additionally, managed switches support VLANs, allowing administrators to isolate critical systems or guest networks from the rest of the network, enhancing overall security. ## Mounting The HPE JG961A Switch is rack-mountable, providing ease of installation, organization, and maintenance for network infrastructure. ### Space Optimization Rack-mountable switches are designed to fit neatly into standard server racks or cabinets, utilizing vertical space efficiently. This arrangement saves valuable floor space in server rooms or data centers, where every inch counts. By mounting the switch on a rack, businesses can optimize their physical infrastructure and ensure a clean and organized setup. #### Easy Installation and Maintenance Rack-mountable switches are designed with ease of installation in mind. They typically come with mounting brackets or rails that securely hold the switch in place within the rack. This simplifies the installation process, allowing network administrators to quickly deploy the switch without any hassle. Additionally, the accessibility of a rack-mounted switch makes maintenance tasks, such as upgrading or replacing components, much simpler and more convenient. ##### Improved Airflow and Cooling Rack-mountable switches are designed to ensure proper airflow within the rack, preventing overheating and maintaining optimal operating temperatures. The switch’s placement within the rack allows for efficient cooling, reducing the risk of hardware failure due to excessive heat. This feature is particularly important in environments where multiple network devices are housed together, as it helps maintain the overall reliability and longevity of the network infrastructure. ## Interfaces The HPE JG961A Switch offers 2 SFP (Small Form-factor Pluggable) interfaces and 2xGT (Gigabit Ethernet) interfaces, providing versatile connectivity options for various network devices. ### Flexibility in Network Architecture With 2 SFP interfaces, users can connect fiber optic cables to the switch, enabling long-distance data transmission without signal degradation. This is especially beneficial for organizations that require connectivity between multiple buildings or locations. The ability to use fiber optics allows for greater flexibility in designing network architecture and ensures reliable and high-speed data transfer. #### Gigabit Ethernet Connectivity The 2xGT interfaces provide Gigabit Ethernet connectivity, offering fast data transmission speeds of up to 1000 Mbps. This is crucial for bandwidth-intensive applications such as video streaming, large file transfers, or VoIP (Voice over Internet Protocol) communications. The Gigabit Ethernet interfaces ensure that network users experience seamless and lag-free connectivity, resulting in improved productivity and user satisfaction. ##### Interoperability The availability of different interface options ensures interoperability with a wide range of network devices. Whether it’s connecting to servers, routers, switches, or other network equipment, the HPE JG961A Switch offers the flexibility to accommodate diverse network setups. This interoperability simplifies network integration and allows businesses to leverage existing network infrastructure without compatibility concerns.