Hardware & Ports

• 24 × 10/100/1000BASE-T RJ-45 ports for Gigabit Ethernet connectivity.

• 4 × 40 Gbps QSFP+ ports for high-speed uplinks or Virtual Chassis links.

• Optional uplink module slot for additional 1/10 GbE SFP/SFP+ ports (sold separately).

• Form factor: 1U rack-mountable.

• CPU: 1.5 GHz dual-core PowerPC.

• Memory: 2 GB DRAM + 2 GB flash.

Performance

• Switching capacity: ~448 Gbps (bidirectional).

• Throughput: ~333 Mpps (wire-speed).

• MAC address table: 64,000 entries.

• Jumbo frame support: up to 9216 bytes.

Layer 2/Layer 3 Features

• Advanced Layer 2 switching (VLANs, STP, LAGs).

• Layer 3 routing support with IPv4/IPv6 protocols (OSPF, BGP, RIP, etc.).

• Virtual Chassis technology: stack up to 10 switches as a single logical device.

Network Scalability

• VLANs supported: up to 4093.

• IPv4 Routes (hardware): tens of thousands (e.g., ~32,000).

• IPv6 Routes (hardware): thousands (e.g., ~4,000+).

Software & Management

• Operating System: Junos OS (enterprise network OS).

• Supports SNMP, CLI, SSH, HTTPS management.

• QoS and security features for robust traffic control and protection.

Physical & Environmental

• Dimensions: ~17.4″ × 1.7″ × 16.4″ (W×H×D).

• Operating temp: 0 °C to ~45 °C (32 °F to 113 °F).

• No PoE on this model.

Juniper EX4300-24T – Key Features 

• 24 Gigabit Ethernet Access Ports – The switch provides 24 × 10/100/1000BASE-T ports that deliver reliable high-speed connectivity for PCs, servers, printers, and other network devices in enterprise environments.

• 4 × 40GbE QSFP+ Uplink Ports – It includes four built-in 40-Gigabit QSFP+ ports that can be used for high-bandwidth uplinks to core switches or for Virtual Chassis stacking connections.

• Virtual Chassis Technology – The switch supports Juniper’s Virtual Chassis technology, allowing up to 10 switches to be interconnected and managed as a single logical device for simplified management and scalability.

• Layer 2 and Layer 3 Capabilities – It supports advanced Layer 2 switching features such as VLANs and link aggregation, along with Layer 3 routing protocols like OSPF and BGP for dynamic network routing.

• High Switching Performance – With a switching capacity of up to 448 Gbps and wire-speed forwarding, the switch ensures smooth data flow even in high-traffic enterprise networks.

• Junos Operating System – The device runs on Junos OS, which provides a stable, secure, and feature-rich operating system with consistent management across Juniper networking products.

• High Availability and Redundancy – It supports redundant power supplies and hot-swappable fans (model dependent), ensuring continuous network operation and minimizing downtime.

• Advanced Security Features – The switch includes enterprise-grade security capabilities such as 802.1X authentication, ACLs, DHCP snooping, and MAC limiting to protect the network from unauthorized access.

• 1U Rack-Mount Form Factor – Designed in a compact 1U rack-mountable chassis, the switch fits easily into standard data center and network racks while saving space.

• Optional Uplink Module Support – The switch offers an expansion slot for optional uplink modules, providing additional flexibility for 1GbE or 10GbE fiber connectivity when required.

Juniper EX4300-24T – Applications

• Enterprise Access Layer Deployment – Ideal for connecting end-user devices such as PCs, IP phones, printers, and access points within enterprise office networks.

• Campus Network Aggregation – Used in campus environments to aggregate multiple access switches and provide high-speed uplinks to distribution or core layers.

• Branch Office Networking – Suitable for branch offices that require reliable Layer 2/Layer 3 switching with secure routing capabilities.

• Data Center Top-of-Rack (ToR) Switching – Can function as a top-of-rack switch connecting servers to aggregation or core switches using its 40GbE uplinks.

• Virtual Chassis Deployments – Supports scalable network expansion by stacking multiple switches and managing them as a single logical unit.

• Secure Enterprise Environments – Well-suited for networks that require strong access control, authentication, and traffic segmentation.

• High-Bandwidth Workgroups – Ideal for departments or teams that handle large data transfers such as engineering, media, or research environments.

Juniper EX4300-24T – Why Choose This Model

• Enterprise-Grade Performance – Delivers high switching capacity and wire-speed forwarding, ensuring smooth performance even in high-traffic business environments.

• High-Speed 40GbE Uplinks – Built-in 40GbE QSFP+ ports provide powerful uplink connectivity to core or aggregation switches without requiring additional modules.

• Scalable with Virtual Chassis – Allows up to 10 switches to operate as a single logical unit, simplifying management while enabling easy network expansion.

• Advanced Layer 2 and Layer 3 Features – Supports VLANs, link aggregation, and dynamic routing protocols, making it suitable for both switching and routing roles.

• Reliable Junos OS Platform – Runs on Junos OS, known for stability, security, and consistent configuration across Juniper devices.

• High Availability Options – Supports redundant power supplies and hot-swappable components (model dependent) to minimize downtime.

• Strong Security Capabilities – Includes enterprise security features such as 802.1X authentication, ACLs, DHCP snooping, and network access control.

• Compact 1U Rack Design – Space-saving rack-mount form factor makes it ideal for data centers, enterprise racks, and branch office deployments.