Cisco Catalyst WS-C3650-12X48UR-E

Overview

The Cisco Catalyst WS-C3650-12X48UR-E is a next-generation enterprise-grade switch designed for organizations that need reliable, high-performance, and scalable network infrastructure. It combines advanced Layer 2 and Layer 3 switching, multi-gigabit Ethernet support, and Cisco’s powerful IOS XE software to deliver a unified wired and wireless experience. Built to handle demanding workloads, it ensures consistent network performance, simplified management, and enterprise-level security.

High-Performance Architecture

At its core, the Cisco Catalyst WS-C3650-12X48UR-E delivers outstanding speed and throughput for modern enterprise environments. It features 48 multigigabit Ethernet ports and 12 uplink ports, supporting speeds ranging from 1G to 10G. This flexibility allows organizations to meet growing data demands, connect high-performance devices, and prepare for future network expansions without replacing existing hardware. Its powerful switching fabric supports high data rates and ensures minimal latency even under heavy network traffic.

Unified Access for Wired and Wireless Networks

One of the defining features of the Cisco Catalyst WS-C3650-12X48UR-E is its ability to unify wired and wireless networks under a single policy framework. Through Cisco’s Unified Access Data Plane (UADP) ASIC technology, this switch enables consistent security and policy enforcement across both types of networks. This integration simplifies network management, reduces operational costs, and enhances visibility into network performance across all connected devices.

Advanced Layer 3 Capabilities

Unlike standard access switches, the WS-C3650-12X48UR-E includes full Layer 3 routing functionality. It supports protocols like OSPF, EIGRP, BGP, and VRF, making it suitable for use not only at the access layer but also as a distribution or aggregation switch. It provides efficient inter-VLAN routing, network segmentation, and path optimization for complex enterprise infrastructures.

Stacking and Scalability

The switch supports Cisco’s StackWise-160 technology, which allows up to nine switches to operate as a single logical unit with a total stacking bandwidth of 160 Gbps. This feature simplifies management by enabling administrators to control multiple switches through a single IP address. Stacking also enhances redundancy and ensures high availability, minimizing downtime in case of hardware failure.

Security and Network Protection

Security is a top priority in the Cisco Catalyst WS-C3650-12X48UR-E. It includes multiple advanced security mechanisms such as 802.1X authentication, DHCP snooping, Dynamic ARP Inspection (DAI), and IP Source Guard to protect against common network threats. It also supports access control lists (ACLs), private VLANs, and advanced encryption features to secure sensitive traffic and prevent unauthorized access.

Quality of Service (QoS)

To ensure consistent performance for critical applications, the WS-C3650-12X48UR-E is equipped with intelligent Quality of Service (QoS) capabilities. It can prioritize traffic based on type, ensuring smooth voice, video, and data communication. This makes it ideal for environments that rely on VoIP, video conferencing, and real-time applications where performance consistency is essential.

Hardware Design and Reliability

The Cisco Catalyst WS-C3650-12X48UR-E is built with durability and reliability in mind. It comes with redundant power supplies and field-replaceable fan modules for continuous operation. The hardware supports hot-swappable components, allowing maintenance or upgrades without network interruptions. Its compact, rack-mountable design fits seamlessly into any data center or network cabinet setup.

Software and Management

Powered by Cisco IOS XE, this switch delivers next-level automation, programmability, and security. It supports APIs such as NETCONF and RESTCONF for software-defined networking (SDN) integration, enabling network automation and real-time telemetry. The switch can also be managed through Cisco DNA Center, providing centralized visibility, policy control, and troubleshooting across the entire enterprise network.

Energy Efficiency

Despite its high performance, the Cisco Catalyst WS-C3650-12X48UR-E is energy-efficient. It complies with IEEE Energy Efficient Ethernet (EEE) standards, reducing power consumption during periods of low data activity. The switch intelligently adjusts energy usage based on network demand, helping organizations reduce operational costs while maintaining optimal performance.

Deployment Scenarios

The WS-C3650-12X48UR-E is ideal for enterprise access and distribution layers, university campuses, and large branch offices. It excels in hybrid environments that combine wired and wireless devices, providing consistent connectivity and security. Whether it’s used for powering wireless access points, connecting IP phones, or supporting high-bandwidth workstations, this model ensures stable and efficient operation.

Technical Highlights

The Cisco Catalyst WS-C3650-12X48UR-E features advanced Layer 3 capabilities, 48 UPOE+ ports, and 12 multigigabit uplinks that deliver exceptional bandwidth for high-performance networks. It supports stackable architecture with up to 9 switches for scalability and redundancy. Powered by Cisco IOS XE software, it offers advanced QoS, flexible NetFlow, and integrated security features. The switch delivers up to 160 Gbps switching capacity, ideal for enterprise and campus environments requiring speed, stability, and smart management.

Conclusion

The Cisco Catalyst WS-C3650-12X48UR-E is a future-ready enterprise switch that blends speed, intelligence, and security in one compact form factor. It provides organizations with scalable performance, simplified management, and superior reliability. Designed to meet the demands of modern enterprise networks, it enables seamless integration between wired and wireless systems while ensuring maximum uptime, security, and operational efficiency.

Whether deployed in an enterprise campus, university, or corporate headquarters, the Cisco Catalyst WS-C3650-12X48UR-E delivers the perfect balance between power, flexibility, and control—making it one of the most reliable switches in Cisco’s Catalyst 3650 series.