juniper EX4400 Ethernet Switch

Juniper EX4400 Ethernet Switch

The EX4400 Ethernet Switch is a cloud-ready, AI-powered access switching platform designed for high-performance campus deployments with advanced security. It features PoE/PoE++, MACsec AES-256, microsegmentation using group-based policies (GBP), EVPN-VXLAN to the access layer, and flow-based telemetry.

Integrated with Juniper Mist™ Wired Assurance, the EX4400 is easy to onboard, configure, and manage. The Juniper Mist Cloud simplifies deployment and campus fabric management, while Mist AI provides enhanced operational insights and visibility into connected device performance.

EX4400 Models

EX4400-48F: 12 x 10GbE + 36 x 1GbE, 4 x 10/25GbE uplinks
EX4400-24P/T: 24 x 1GbE PoE/Non-PoE, 4 x 10/25GbE uplinks
EX4400-48P/T: 48 x 1GbE PoE/Non-PoE, 4 x 10/25GbE uplinks

Key Features

Port Density: 1/10GbE access ports, 100GbE uplink/stacking, optional 10/25GbE uplinks
Form Factor: 1 RU
Power: PoE++ up to 90W per port; 1800W budget for EX4400-48P, 1440W for EX4400-24P
Switching Capacity: 912 Gbps
Fabric: EVPN-VXLAN, Virtual Chassis

Features & Benefits

AI-Driven Switching

Cloud-based day 0 onboarding, day 1 provisioning, and day 2+ management using Juniper Mist Wired Assurance.
AI-driven automation and insights deliver improved experiences for end users and connected devices.
Color-coded LED display indicates cloud connectivity status.
Rich streaming telemetry provides insights into switch health and wired service-level expectations (SLEs).

End-to-End Campus Fabric

Scalable Virtual Chassis and EVPN-VXLAN campus fabrics simplify configuration and management.
Extends EVPN-VXLAN from core to distribution and access layers for greater segmentation and control.
Supports Layer 3 IP underlay and EVPN-VXLAN overlay for interconnecting multiple sites.

Microsegmentation

Standards-based GBP microsegmentation delivers location-agnostic endpoint access control.
Consistent security policies and granular control of applications, business functions, and user tags.
Enables traffic separation within the same VLAN without manual configuration.

Flow-Based Telemetry

Enables per-flow analytics, monitoring thousands of traffic flows without CPU impact.
Automates workflows for DDoS attacks, quarantining ports, or examining traffic when thresholds are breached.

PoE, PoE++, and Fast PoE

Supports 802.3bt PoE++ with up to 90W per port for Wi-Fi 6, IoT, and mobile devices.
Fast and perpetual PoE ensures power continuity during switch reboots.

Product Overview

The Juniper EX4400 series offers a secure, cloud-ready portfolio of access switches for enterprise branch, campus, and data center networks. By combining Mist AI, robust hardware, and best-in-class security, the EX4400 delivers a differentiated access switching solution for the cloud, mobile, and IoT era.

With Juniper Mist Wired Assurance, the EX4400 can be effortlessly onboarded, configured, and managed from the cloud, simplifying operations, improving visibility, and ensuring an enhanced experience for connected devices.

Key Highlights