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Aruba JL321A 2930M 48G Managed Switch - 48 Ports - Layer 2 - Single Expansion Slot
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Product Features
Product Overview
The Aruba JL321A 2930M 48G Managed Switch delivers robust Layer 2 switching capabilities in a 48-port configuration, designed to meet the demands of modern business networks. This switch combines high port density with a modular expansion slot, providing flexibility for network growth and connectivity options.
As part of the Aruba 2930M series, this switch is engineered for reliable performance in managed network environments. Its 48 Gigabit Ethernet ports support high-speed data transfer, while the single expansion slot allows for additional uplinks or specialized modules to enhance network functionality.
This switch operates at Layer 2 of the OSI model, enabling efficient MAC address-based forwarding and VLAN segmentation for optimized network traffic management. The 48-port design ensures ample connectivity for devices, servers, and access points in medium to large network deployments.
The inclusion of a single expansion slot adds significant versatility, allowing network administrators to integrate SFP, fiber, or other uplink modules based on specific infrastructure requirements. This modular approach supports future-proofing and tailored network architectures.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Technical Overview
The Aruba 2930M 48G switch is built on a Layer 2 switching architecture, providing essential network management features for business environments. Layer 2 operation enables efficient MAC address learning and forwarding, VLAN creation for traffic segmentation, and spanning tree protocols for network redundancy.
With 48 Gigabit Ethernet ports, this switch offers substantial wired connectivity for endpoints like computers, printers, IP phones, and access points. Each port supports auto-negotiation for speed and duplex settings, ensuring compatibility with various devices without manual configuration.
The single expansion slot enhances the switch's capabilities by allowing integration of optional uplink modules. This slot can accommodate SFP or SFP+ transceivers for fiber connectivity, enabling longer-distance links between switches or connections to network core equipment.
Managed switching features include Quality of Service (QoS) for prioritizing critical traffic, port security to control device access, and link aggregation for combining multiple ports into a high-bandwidth trunk. These capabilities help optimize network performance and security in demanding deployments.
The switch's design focuses on reliability with features like fanless operation for quiet environments in some models, though specific cooling details should be verified per deployment needs. Its rack-mountable form factor fits standard 19-inch racks, making it suitable for data closets or server rooms.
Key Product Advantages
The Aruba 2930M 48G switch offers a balanced combination of port density, management capabilities, and expansion flexibility, making it a practical choice for evolving network infrastructures.
High Port Density
With 48 Gigabit Ethernet ports, this switch provides extensive connectivity for wired devices, reducing the need for additional switches in many deployments.
- Supports up to 48 devices
- Gigabit speed per port
- Auto-negotiation for compatibility
Modular Expansion
The single expansion slot enables customization with optional modules, such as SFP or fiber uplinks, to adapt to specific network topologies and distance requirements.
- Future-proof design
- Fiber connectivity options
- Uplink flexibility
Layer 2 Management
Full Layer 2 switching capabilities allow for advanced features like VLANs, QoS, and spanning tree protocols, ensuring efficient and secure network operations.
- Traffic segmentation
- Priority queuing
- Network redundancy
Deployment / Use Cases
This switch is well-suited for core or distribution roles in business networks, where reliable switching and manageable expansion are priorities. Its 48-port configuration makes it ideal for connecting multiple endpoints in office environments, educational institutions, or retail settings.
The expansion slot supports use cases requiring fiber uplinks to connect to other switches or network segments, or to integrate specialized modules for enhanced functionality. This flexibility allows the switch to serve as a scalable foundation for growing network demands.
In branch office deployments, the switch can handle local connectivity while using the expansion slot for a fiber uplink back to a central data center. For smaller businesses, it often serves as the primary switch, with the expansion slot reserved for future growth or specific connectivity needs.
The Layer 2 management features make it suitable for networks requiring VLANs to separate traffic between departments, guest networks, or IoT devices. QoS capabilities ensure voice and video traffic receive priority, supporting unified communications deployments effectively.
Office Network Core
Deploy as a central switch to connect workstations, printers, and servers, with Layer 2 features for traffic segmentation and management.
Branch or Remote Site
Use in smaller locations where high port count and expansion options provide a cost-effective networking solution without over-provisioning.
Highlights
- 48 Gigabit Ethernet ports for high-density connectivity
- Layer 2 switching with advanced management capabilities
- Single expansion slot for modular uplink or specialty modules
- Part of the Aruba 2930M managed switch series
- Manufacturer part number JL321A for easy identification
- Designed for reliable performance in business networks
- Supports VLANs and QoS for optimized traffic handling
- Ideal for core or distribution roles in network architectures
Specifications
| Specifications | |
|---|---|
| Manufacturer | Hewlett Packard Enterprise |
| Manufacturer Part Number | JL321A |
| Brand Name | HPE |
| Product Model | 2930M |
| Product Name | 2930M 48G with 1 - Slot Switch |
| Product Type | Ethernet Switch |
| Network & Communication | |
| Layer Supported | 2 |
FAQ
How many ports does this switch have and what type are they?
This Aruba 2930M switch provides 48 Gigabit Ethernet ports for connecting wired devices like computers, printers, IP phones, and access points. Each port supports auto-negotiation for speed and duplex settings, ensuring compatibility with various network equipment without manual configuration.
What does Layer 2 switching mean for this switch?
Layer 2 switching refers to operation at the data link layer of the OSI model, enabling features like MAC address-based forwarding, VLAN creation for network segmentation, spanning tree protocols for redundancy, and Quality of Service (QoS) for traffic prioritization. This makes the switch suitable for managed network environments requiring traffic control and security.
What can I use the expansion slot for?
The single expansion slot allows you to add optional uplink modules, such as SFP or SFP+ transceivers, for fiber connectivity. This enables longer-distance links between switches, connections to network core equipment, or integration of specialized modules to meet specific infrastructure requirements, providing flexibility for network growth.
Is this switch suitable for rack mounting?
Yes, this switch is designed with a rack-mountable form factor that fits standard 19-inch racks, making it ideal for installation in data closets, server rooms, or network cabinets. Its physical profile supports typical deployment in business environments where organized equipment mounting is preferred.
What management features does this switch offer?
As a managed Layer 2 switch, it includes features like VLAN support for traffic segmentation, QoS for prioritizing critical applications, port security to control device access, and link aggregation for combining multiple ports into high-bandwidth trunks. These capabilities help optimize network performance, security, and reliability in various deployments.
Can this switch support Power over Ethernet (PoE)?
product details do not indicate PoE support for this model. For PoE capabilities, you would need to verify specific PoE-enabled variants of the Aruba 2930M series or consider additional PoE injectors or switches if powering devices like IP phones or wireless access points is required in your deployment.
| Qty | Price | Available |
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