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Juniper EX4400-48P-S EX4400 48x PoE+ 4x 25GbE 2x 100GbE Switch
- 48 x 10/100/1000BASE-T PoE+ (30W) ports
- 4 x 25GbE SFP28 uplink ports
- 2 x 100GbE QSFP28 uplink ports
- Supports up to 802.1AE MACsec encryption
- Junos OS for consistent operation across Juniper devices
- Layer 2 and Layer 3 switching capabilities
- Virtual Chassis technology for simplified management and scalability
- Forwarding rate of up to 1.28 Bpps
- Switching capacity of up to 1.728 Tbps
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Product Overview
The Juniper EX4400-48P-S is a 48-port Gigabit Ethernet switch designed for high-performance, scalable enterprise campus and data center deployments. It offers Power over Ethernet Plus (PoE+) capabilities, making it suitable for powering devices like IP phones, wireless access points, and cameras. The switch features 4x 25GbE uplink ports and 2x 100GbE uplink ports for high-speed connectivity to aggregation or core layers.
Technical Information
| Model | EX4400-48P-S |
| Ports | 48 x 1GbE PoE+, 4 x 25GbE SFP28, 2 x 100GbE QSFP28 |
| PoE Budget | Up to 1440W (with optional power supplies) |
| Switching Capacity | 1.728 Tbps |
| Forwarding Rate | 1.28 Bpps |
Additional Specifications
| MAC Address Table Size | 104,000 entries |
| Jumbo Frames | 9216 bytes |
| Management | Junos OS, CLI, Web UI, NETCONF, REST API |
| Dimensions (H x W x D) | 1.72 x 17.4 x 16.0 inches (4.37 x 44.2 x 40.6 cm) |
Product Description
The Juniper EX4400-48P-S is a versatile and high-performance switch designed to meet the demands of modern enterprise networks. Its 48 Gigabit Ethernet ports provide ample connectivity for end devices, with integrated PoE+ support simplifying the deployment of powered devices such as IP phones, wireless access points, and security cameras. The switch's robust uplink options, including four 25GbE SFP28 ports and two 100GbE QSFP28 ports, ensure high-bandwidth connectivity to the rest of the network infrastructure, preventing bottlenecks and supporting demanding applications. Built on the Junos OS, the EX4400-48P-S offers a consistent and programmable operating system across Juniper's portfolio, simplifying network management and automation. This allows for streamlined configuration, monitoring, and troubleshooting. The switch supports advanced features like Layer 2 and Layer 3 switching, Quality of Service (QoS), and robust security capabilities including MACsec encryption, ensuring data integrity and network security. Its compact 1RU form factor makes it suitable for deployment in space-constrained environments. Scalability is a key aspect of the EX4400 series, with support for Juniper's Virtual Chassis technology. This allows multiple EX4400 switches to be interconnected and managed as a single logical device, significantly reducing operational complexity and increasing network resilience. The EX4400-48P-S is an ideal choice for campus access deployments, branch office connectivity, and as a top-of-rack switch in data center environments requiring high port density and uplink bandwidth.
