Description
HP JL321A 2930M 48G RJ-45 10/100/1000Base-T PoE+ Switch
The HP JL321A 2930M 48G RJ-45 10/100/1000Base-T PoE+ switch is a robust networking solution designed for modern business environments. With its impressive features, including Power over Ethernet Plus (PoE+), Layer 3 manageability, and a rack-mountable design, this switch caters to the diverse needs of organizations seeking high-performance networking solutions.
Key Features of 48-Port Switch
- Port Configuration: The HP JL321A switch boasts 48 RJ-45 ports supporting 10/100/1000Base-T, providing high-speed connectivity for a multitude of devices. This extensive port configuration makes it suitable for enterprises with a high demand for network connections.
- Power Over Ethernet Plus (PoE+): One standout feature is the PoE+ capability, allowing the switch to deliver both data and electrical power over Ethernet cables. This is particularly beneficial for devices like IP cameras, VoIP phones, and wireless access points, eliminating the need for separate power sources.
- Manageability: The Layer 3 manageability of this switch adds a significant layer of flexibility and control to network administrators. Layer 3 switches operate at the network layer, enabling them to make routing decisions based on IP addresses. This enhances network efficiency and enables the implementation of advanced networking features.
- Rack-Mountable Design: The rack-mountable design ensures easy integration into existing network infrastructures. This is a crucial aspect for organizations looking to optimize their rack space efficiently. The switch’s physical form factor is designed to fit seamlessly into standard server racks, simplifying the installation process.
- Combo Gigabit Small Form-Factor Pluggable Plus (SFP+) Ports: The inclusion of combo Gigabit SFP+ ports further enhances the switch’s versatility. These ports allow for high-speed fiber optic connections, enabling organizations to extend their network over longer distances and achieve faster data transfer rates.
Benefits of 48-Port Ethernet Switch
- Streamlined Connectivity: With its 48 RJ-45 ports supporting Gigabit speeds, the HP JL321A switch ensures seamless connectivity for a large number of devices. This is particularly beneficial in environments with a high density of networked equipment, such as offices or data centers.
- Cost-Efficient Power Distribution: The PoE+ capability simplifies the deployment of powered devices by eliminating the need for separate power sources. This not only reduces the overall cost of infrastructure but also contributes to a more organized and efficient cabling system.
- Enhanced Network Control: Layer 3 manageability empowers network administrators with granular control over routing decisions. This is especially valuable in complex network setups where efficient data routing is essential for optimal performance.
- Space Optimization: The rack-mountable design allows for efficient use of rack space, a critical factor in data centers and server rooms where space is often at a premium. The compact form factor ensures that the switch can be seamlessly integrated into existing rack configurations.
- Versatile Networking Options: The inclusion of combo Gigabit SFP+ ports adds versatility to the switch, enabling organizations to incorporate high-speed fiber optic connections into their network infrastructure. This is particularly advantageous for applications requiring high bandwidth and low latency.
Considerations
- Power Budgeting: While the PoE+ feature is advantageous, organizations should carefully consider the power budget of the switch concerning the connected devices. Power-hungry devices may require a comprehensive power assessment to ensure stable and reliable operation.
- Configuration Complexity: The Layer 3 manageability, while providing advanced control, may introduce complexity to the configuration process. Organizations with limited IT expertise should consider consulting with network professionals during the setup and configuration phase.
- Cost Evaluation: Organizations should conduct a thorough cost-benefit analysis to determine the overall value of the switch concerning their specific networking requirements. While the features offered are robust, they may exceed the needs of smaller or less complex networks.
Specifications in Detail
Port Specifications
- Number of Ports: 48
- Port Type: RJ-45
- Data Transfer Rate: 10/100/1000Base-T
- PoE+ Support: Yes
Power Over Ethernet Plus (PoE+)
- PoE+ Budget: [Specify the power budget]
- PoE+ Standard: [Specify the IEEE standard]
Manageability
- Layer 3 Support: Yes
- Management Protocols: [Specify supported protocols]
- Security Features: [Specify security protocols and features]
Rack-Mountable Design
- Form Factor: Rack-Mountable
- Dimensions: [Specify dimensions]
- Weight: [Specify weight]
Combo Gigabit SFP+ Ports
- Number of Combo Ports: [Specify number]
- Supported Transceivers: [Specify compatible transceivers]
- Compatibility: [Specify compatibility with other networking equipment]
General Information about the HP JL321A
- Manufacturer: HP
- Part Number or SKU# JL321A
- Product Type: Networking Switch
- Product Name: 48-Port Ethernet Switch
- Product Model: 2930M
Technical Specifications of HP 48-Port Ethernet Switch
- Form Factor: Rack-mountable
- Ports: 48 x 10/100/1000 (PoE+) + 4 x combo Gigabit SFP + 1 x 1G/10G SFP+ uplink
- Performance: Switching capacity: 176 Gbps; Throughput: 130.9 Mpps
- MAC Address Table Size: 32K entries
- Routing Protocol: OSPF, RIP, BGP-4, IS-IS, RIP-2, BGP, IGMPv2, IGMP, PIM-SM, IGMPv3, OSPFv3, PIM-SSM, MSDP, static IPv4 routing, static IPv6 routing, ECMP, MPLS, MLDv2, MLD, Bidirectional Forwarding Detection (BFD)
- Remote Management Protocol: SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, SSH-2, CLI
- Features: Layer 3 switching, layer 2 switching, DHCP support, BOOTP support, ARP support, VLAN support, IGMP snooping, Syslog support, DiffServ support, IPv6 support, SNTP support, sFlow, Spanning Tree Protocol (STP) support, Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, DHCP snooping, Access Control List (ACL) support, Quality of Service (QoS), Jumbo Frames support, LLDP support, Link Aggregation Control Protocol (LACP), LLDP-MED, Port Security, Dynamic ARP protection, DHCP protection, Dynamic VLAN Assignment, IPv4 support, IPv6 multicast snooping, STP Root Guard, Uni-Directional Link Detection (UDLD)
- Power Over Ethernet (PoE): PoE+
- Power: AC 120/230 V (50/60 Hz)
Network & Communication
- Layer Supported:2
In general, the HP JL321A 2930M 48G RJ-45 10/100/1000Base-T PoE+ switch emerges as a compelling solution for organizations seeking a reliable and feature-rich networking infrastructure. Its combination of high-speed connectivity, Power over Ethernet Plus capability, Layer 3 manageability, rack-mountable design, and versatile SFP+ ports positions it as a versatile and scalable option for various applications. While considerations exist regarding power budgeting, configuration complexity, and cost evaluation, the overall benefits make this switch a worthy investment for businesses aiming to optimize their network performance and efficiency.
