Cisco catalyst 385048port

Cisco Catalyst 3850 48‑Port Switch

The Cisco Catalyst 3850 48‑Port is a high‑performance, enterprise‑grade switch designed for modern network environments that demand reliability, scalability, and advanced Layer 3 capabilities. With its robust feature set and PoE support, it serves as the backbone of campus networks, data centers, and branch offices.

Key Specifications

• 48 RJ‑45 Gigabit Ethernet ports – Each port delivers up to 1 Gbps throughput, ensuring fast local connectivity for desktops, servers, and IoT devices.
• Layer 3 routing capabilities – Supports static routing, OSPF, EIGRP, BGP, and IPv6, enabling seamless inter‑subnet communication without the need for a separate router.
• Power over Ethernet (PoE) support – Up to 370 W of PoE budget across all ports, allowing deployment of VoIP phones, wireless access points, and security cameras directly from the switch.
• 1U rack‑mount form factor – Compact design fits easily into standard data‑center racks, maximizing space efficiency.
• Advanced QoS and traffic management – Guarantees bandwidth for critical applications such as voice, video, and real‑time analytics.
• Secure boot and secure firmware updates – Protects the device from unauthorized modifications and ensures integrity of the operating system.
• High availability features – Supports redundant power supplies, link aggregation (LACP), and spanning‑tree protocols for fault tolerance.

Performance Highlights

The Catalyst 3850 delivers a forward‑ing rate of up to 480 Gbps, with a total switching capacity that comfortably exceeds the demands of high‑density traffic environments. Its low latency (10 µs) ensures minimal delay for time‑critical applications.

Management and Automation

Managed via Cisco’s IOS XE operating system, the switch offers a rich set of configuration options through CLI, SNMP, RESTCONF, and NETCONF. Integration with Cisco DNA Center enables automated provisioning, policy enforcement, and real‑time analytics.

Security Features

• 802.1X port security – Authenticates devices before granting network access.
• MAC address filtering – Prevents unauthorized devices from connecting to the network.
• Dynamic ARP inspection – Protects against ARP spoofing attacks.
• IP Source Guard and DHCP Snooping – Adds layers of protection for IP address management.

Deployment Scenarios

The Catalyst 3850 is ideal for:

• Campus core and distribution layers where high throughput and Layer 3 routing are essential.
• Branch offices requiring PoE to power wireless access points and security cameras without additional power infrastructure.
• Data‑center edge switches that need rapid provisioning and integration with virtualized environments.

Environmental Considerations

Operating within a temperature range of 0 °C to 55 °C, the switch is designed for continuous operation in demanding industrial or commercial settings. Its fanless design reduces noise and power consumption, making it suitable for quiet office environments.

Future‑Proofing

The Catalyst 3850’s modular architecture allows for firmware upgrades that add new features such as enhanced security protocols, advanced analytics, and support for emerging networking standards. This ensures the switch remains relevant as network requirements evolve.

Conclusion

With its combination of high‑density Gigabit Ethernet ports, robust Layer 3 routing, PoE capability, and comprehensive management tools, the Cisco Catalyst 3850 48‑Port Switch stands out as a versatile solution for enterprises seeking performance, security, and scalability in a single, rack‑mounted device.