Juniper EX4650-48Y 48-Port 25GbE SFP28 / 8-Port 100GbE QSFP28 Ethernet Switch for High-Density Enterprise Core Networks.

High-Density Connectivity with the Juniper EX4650-48Y Switch

The Juniper EX4650-48Y Switch brings high-density 25GbE connectivity to enterprise campus and data center deployments. It offers 48 SFP28 ports and 8 QSFP28 100GbE ports in a compact 1U form factor. This hardware supports wire-speed performance with very low latency for all packet sizes.

Network engineers often face challenges with bandwidth bottlenecks as traffic moves to 25GbE and 100GbE standards. This switch provides a clear path for upgrading your infrastructure without needing excessive rack space. It handles up to 2 Tbps of bidirectional throughput at Layer 2 and Layer 3.

Simplified Management and Virtual Chassis Technology

The EX4650 series uses the battle-tested Junos operating system to provide consistent management across your stack. You can utilize Virtual Chassis technology to manage up to 10 switches as a single logical device. This simplifies operations and reduces the complexity of managing large-scale deployments.

Integrating this switch into your current environment is straightforward thanks to its support for EVPN-VXLAN. This technology allows you to extend Layer 2 connectivity across a Layer 3 underlay. It effectively bridges the gap between different network segments while maintaining high security.

Reliability and Procurement in India

Reliability is a core feature of the EX4650-48Y design. It includes redundant, hot-swappable power supplies and fans to minimize downtime. If a component fails, you can replace it while the switch continues to forward traffic.

When looking to acquire these systems, it is vital to source them from a certified partner. Working with an authorized Juniper Networks dealer in India ensures you receive genuine hardware and full warranty support. They can also assist with the initial configuration and licensing requirements for your specific project.

Advanced Layer 3 Routing and Automation

Routing capabilities include OSPF, BGP, and IS-IS for dynamic path selection. The hardware supports up to 128,000 MAC addresses, making it suitable for large enterprise campuses. It also handles a large number of IPv4 and IPv6 routes in the hardware table.

Automation is a key benefit of the Junos platform. You can use Python scripts, Ansible, or Puppet to automate repetitive configuration tasks. This reduces the risk of human error during complex network changes.

Enterprise-Grade Security and MACsec

Security is another priority for the EX4650-48Y. It provides advanced features like MACsec support for wire-speed encryption on all ports. This protects data as it moves between switches or across the campus backbone.

The switch also supports extensive Layer 2 features like VLANs, Link Aggregation, and Spanning Tree Protocol. These standard protocols ensure it plays well with equipment from other vendors. You can integrate it into a mixed-brand environment without issues.

Optimal Thermal and Energy Efficiency

Environmental efficiency is integrated into the hardware. The power supplies are 80 Plus Gold certified, which lowers operational costs over time. Variable-speed fans adjust based on the thermal load to reduce noise and energy consumption.

For data centers, the EX4650-48Y supports front-to-back and back-to-front cooling options. This flexibility allows you to align the switch with your specific hot-aisle/cold-aisle containment strategy. It fits perfectly into standard 19-inch racks with the included mounting hardware.

Real-Time Network Telemetry

Telemetry data provides real-time insights into network health. The Junos OS streams detailed performance metrics to your monitoring tools. This proactive approach helps identify potential issues before they impact your users.

Packet buffering is managed by a large shared buffer. This prevents data loss during bursts of traffic, which is common in storage-intensive environments. The switch architecture ensures that microbursts do not degrade the performance of other network services.

Flexible Port Configurations

The 25GbE ports on the EX4650-48Y offer backward compatibility with 1GbE and 10GbE SFP modules. This allows you to migrate your servers and storage at your own pace. You won’t need to replace all your existing cabling and transceivers immediately.

The 8 QSFP28 uplink ports are highly flexible. You can use them for high-speed switch-to-switch links or break them out into 4x10GbE or 4x25GbE connections. This adaptability makes the switch a great fit for leaf-and-spine architectures.

• 48 SFP28 ports supporting 1GbE/10GbE/25GbE connectivity options
• 8 QSFP28 ports supporting 40GbE/100GbE for high-speed uplinks
• 2.0 Tbps switching capacity for non-blocking performance
• Full support for Virtual Chassis and EVPN-VXLAN campus fabrics
• Hot-swappable, redundant power and cooling for maximum uptime
• MACsec support for secure point-to-point link encryption

Choosing the EX4650-48Y means investing in a high-performance future for your office or data center. The combination of high port density and advanced software features makes it a versatile choice. Whether you need a core switch or an aggregation layer, this model delivers the results you expect.

Cable management is aided by the logical port layout. The 48 SFP28 ports are arranged in blocks that are easy to label and track. This reduces the clutter often seen in high-density installations.

Firmware updates on the EX4650-48Y are handled with care by Junos OS. The system uses a dual-root partition scheme to prevent corruption during an update. If a problem occurs, you can easily roll back to the previous stable version.