## Dell EMC JHNYD Networking N2128PX-ON Switch Overview ### General Specifications ? Device Type: Managed Layer 3 Switch with 28 ports, stackable design ? Form Factor: 1U Rack-Mountable Enclosure ? Network Subtype: Gigabit Ethernet ### Port Configuration ? Standard Ports: 24 x 10/100/1000 Mbps RJ-45 (PoE+) 4 x 100/1000/2.5G/5G RJ-45 (PoE) 2 x 10 Gigabit SFP+ ? 24 x 10/100/1000 Mbps RJ-45 (PoE+) ? 4 x 100/1000/2.5G/5G RJ-45 (PoE) ? 2 x 10 Gigabit SFP+ ? Power over Ethernet: Supports PoE+ #### Performance Metrics ? Switching Fabric Bandwidth: 220 Gbps ? Forwarding Rate: 256 Mpps ? MAC Address Capacity: 32,000 ? Dynamic Aggregated Links: 144 ? Link Aggregation Groups: 128 ? Queues Per Port: 8 ? Supported VLANs: 4,094 ? ARP Entries: 1,024 ? NDP Entries: 400 #### Access Control and Security Features ? Maximum ACL Rules System-wide: 2,048 ? IPv4 Ingress Rules: 1,024 ? IPv4 Egress Rules: 512 ? IPv6 Ingress Rules: 512 ? IPv6 Egress Rules: 256 ### Routing and Management Protocols ? Supported Routing Protocols: RIP, IGMPv2, IGMPv3 ? Remote Management Protocols: SNMP, Telnet, SSH-2, HTTP, TFTP ? Encryption Algorithms: AES, SSL, TLS 1.0 ? Authentication Methods: RADIUS, TACACS+, LDAP #### Advanced Capabilities ? Switch Features: MDI/MDI-X auto-negotiation Port mirroring IP address filtering Quality of Service (QoS) support Front-to-back airflow design for optimal cooling LLDP (Link Layer Discovery Protocol) support Remote Switch Port Analyzer (RSPAN) Management Information Base (MIB) support Redundant fans for enhanced reliability Support for time-controlled ACLs ? MDI/MDI-X auto-negotiation ? Port mirroring ? IP address filtering ? Quality of Service (QoS) support ? Front-to-back airflow design for optimal cooling ? LLDP (Link Layer Discovery Protocol) support ? Remote Switch Port Analyzer (RSPAN) ? Management Information Base (MIB) support ? Redundant fans for enhanced reliability ? Support for time-controlled ACLs ### Compliance and Standards ? RAM: 2 GB ? Flash Memory: 512 MB ? Compliant Standards: IEEE 802.2, 802.3, 802.3u, 802.1Q, among others #### Connectivity Options ? Interface Types: 24 x Gigabit LAN (RJ-45, PoE+) – 30.8 W 4 x 5Gbit LAN (RJ-45, PoE) – 60 W 2 x 10Gbit LAN (SFP+) 1 x 1000BASE-T (RJ-45, Management) 1 x USB Type A ? 24 x Gigabit LAN (RJ-45, PoE+) – 30.8 W ? 4 x 5Gbit LAN (RJ-45, PoE) – 60 W ? 2 x 10Gbit LAN (SFP+) ? 1 x 1000BASE-T (RJ-45, Management) ? 1 x USB Type A ### Power Specifications ? Power Supply: Internal, 1,000 Watts total output ? Installed Quantity: 1 Dell JHNYD Emc Networking N2128px-on Switch – 28 Port Managed Rack-mountable. ## Ports The Dell N2128px-on JHNYD Switch is equipped with 28 ports, making it an ideal choice for businesses and organizations that require a high level of connectivity. These ports allow users to connect various devices such as computers, servers, printers, and other network equipment. ### Increased Connectivity With 28 ports, the Dell N2128px-on JHNYD Switch provides users with the ability to connect numerous devices simultaneously. This is particularly beneficial for businesses that have a large number of employees or require extensive network infrastructure. The increased connectivity allows for seamless communication and data transfer between devices, ensuring efficient workflow and productivity. ### Flexible Network Expansion The 28 ports on the Dell N2128px-on JHNYD Switch offer flexibility when it comes to network expansion. Users can easily add or remove devices without worrying about running out of available ports. This scalability is crucial for growing businesses that anticipate future network expansion or changes in their IT infrastructure. ### Improved Network Performance Having 28 ports on the Dell N2128px-on JHNYD Switch ensures that each connected device receives optimal network performance. With more ports available, the switch can distribute network traffic evenly, preventing congestion and bottlenecks. This results in faster data transfer speeds and reduced latency, ultimately enhancing overall network performance. ### Enhanced Network Security The Dell N2128px-on JHNYD Switch’s 28 ports also contribute to improved network security. Each port can be individually configured and monitored, allowing network administrators to implement granular security measures. This includes features such as VLANs (Virtual Local Area Networks) and access control lists, which help isolate and protect sensitive data from unauthorized access. #### VLANs for Segmentation By utilizing VLANs, network administrators can segment the network into multiple virtual networks, each with its own security policies. This enables organizations to separate different departments, guest networks, or devices, preventing potential security breaches and unauthorized access to sensitive information. #### Access Control Lists Access control lists provide an additional layer of security by allowing administrators to define rules that determine which devices or users can access specific network resources. This feature helps prevent unauthorized access to critical infrastructure components and sensitive data, ensuring a secure network environment. ##### Cost Savings The 28 ports on the Dell N2128px-on JHNYD Switch can also lead to cost savings for businesses. With a higher port count, there is no need for additional switches or networking equipment, reducing upfront costs. Additionally, fewer devices mean less power consumption and maintenance, resulting in long-term operational cost savings. ##### Future-Proofing Investing in a switch with 28 ports like the Dell N2128px-on JHNYD ensures future-proofing for businesses. As technology evolves and network requirements increase, having ample ports allows for easy integration of new devices and technologies without the need for significant infrastructure upgrades. ## Management The Dell N2128px-on JHNYD Switch offers extensive management capabilities, making it an excellent choice for organizations seeking a highly configurable and controlled network environment. ### Centralized Network Control The managed feature of the Dell N2128px-on JHNYD Switch provides network administrators with centralized control over the entire network infrastructure. Through a web-based management interface or command-line interface (CLI), administrators can configure, monitor, and troubleshoot the switch and connected devices efficiently. ### Quality of Service (QoS) The managed capabilities of the Dell N2128px-on JHNYD Switch include Quality of Service (QoS) functionality. QoS allows administrators to prioritize network traffic based on specific criteria, ensuring that critical applications and services receive the necessary bandwidth and are not affected by less important traffic. This feature is particularly important for businesses that rely on real-time applications such as voice and video conferencing. ### Advanced Security Features Managed switches like the Dell N2128px-on JHNYD offer advanced security features that enhance network protection. These features include MAC address filtering, port security, and DHCP snooping. By leveraging these security measures, organizations can mitigate the risk of unauthorized access, network attacks, and data breaches. #### MAC Address Filtering MAC address filtering allows administrators to create a whitelist of approved devices that are allowed to connect to the network. This prevents unauthorized devices from gaining network access, improving overall network security. #### Port Security Port security enables administrators to restrict access to specific switch ports based on MAC addresses. This prevents unauthorized users from plugging into an open port and gaining unauthorized access to the network. #### DHCP Snooping DHCP snooping is a security mechanism that prevents rogue DHCP servers from distributing incorrect or malicious IP addresses. By monitoring DHCP messages and validating them against a trusted database, organizations can ensure that only authorized DHCP servers are used. ##### Simplified Troubleshooting The managed capabilities of the Dell N2128px-on JHNYD Switch simplify troubleshooting processes. Administrators have access to detailed logs, statistics, and diagnostic tools that help identify and resolve network issues efficiently. This reduces downtime and ensures optimal network performance. ##### Increased Network Stability Managed switches offer features such as Spanning Tree Protocol (STP) and Link Aggregation (LACP), which contribute to increased network stability. STP prevents network loops by detecting and blocking redundant paths, while LACP allows for the bundling of multiple physical links to create a high-bandwidth connection. These features ensure network redundancy and minimize the risk of network failures. ## Mounting The Dell N2128px-on JHNYD Switch is designed to be rack-mountable, providing users with a convenient and space-saving solution for network deployment. ### Space Efficiency Rack-mountable switches like the Dell N2128px-on JHNYD maximize space efficiency in server rooms or network closets. By securely mounting the switch in a standard 19-inch rack, businesses can optimize their available space and ensure a tidy and organized network infrastructure. This is particularly beneficial for organizations with limited physical space. ### Easy Installation and Maintenance Rack-mountable switches offer straightforward installation and maintenance processes. The Dell N2128px-on JHNYD can be easily mounted in a rack without the need for additional hardware or complex procedures. This saves time and effort during initial setup and ongoing maintenance tasks. ### Cable Management Rack-mountable switches provide cable management options that simplify cable organization. The Dell N2128px-on JHNYD features built-in cable management brackets or guides that help keep cables neatly organized, reducing clutter and minimizing the risk of cable damage or accidental disconnections. This improves overall network reliability and makes troubleshooting easier. #### Improved Airflow and Cooling Mounting the Dell N2128px-on JHNYD Switch in a rack ensures proper airflow and cooling within the network environment. Rack-mounted switches are designed to facilitate efficient airflow, preventing overheating of networking equipment. This helps maintain optimal performance and extends the lifespan of the switch. #### Physical Security Rack-mountable switches offer enhanced physical security for networking equipment. By housing the switch in a locked rack or cabinet, unauthorized access to the switch is prevented. This reduces the risk of tampering, theft, or accidental damage, ensuring the integrity and availability of the network. ##### Scalability and Flexibility Rack-mountable switches allow for easy scalability and flexibility in network deployments. As businesses grow or their networking needs change, additional switches can be easily added to the rack. This scalability ensures that the network infrastructure can adapt to evolving requirements without major disruptions or costly infrastructure changes.