Cisco C921-4P Gigabit Ethernet Security Router with Integrated 4-Port Switch

The Cisco C921-4P Gigabit Ethernet Security Router is a compact and secure branch router designed for small offices and remote deployments requiring reliable WAN connectivity and integrated switching. Part of the Cisco 900 Series Integrated Services Routers, the C921-4P combines enterprise-grade routing, built-in firewall capabilities, VPN support, and a 4-port Gigabit Ethernet switch in a single device. It is ideal for small business networks that demand secure internet access, simplified deployment, and dependable performance.

Product Features

Integrated 4-Port Gigabit Switch

Includes four built-in 10/100/1000 Gigabit Ethernet LAN ports for connecting local devices without the need for an additional switch.

Secure WAN Connectivity

Supports advanced security features including IPsec VPN, firewall protection, and secure remote access for branch offices.

Compact Branch Deployment

Fanless, space-saving design suitable for small offices, retail outlets, and remote locations.

Advanced Routing Capabilities

Supports static and dynamic routing protocols for flexible network design and efficient traffic management.

VPN and Remote Access Support

Enables secure site-to-site and remote-access VPN connections to corporate headquarters or cloud environments.

Reliable Cisco IOS Software

Runs on Cisco IOS software, providing stable operation, advanced configuration options, and long-term support.

Product Specifications

• 1 x Gigabit Ethernet WAN port
• 4 x 10/100/1000 Gigabit Ethernet LAN switch ports
• Integrated Layer 2 switch functionality
• VPN support: IPsec VPN
• Firewall and access control support
• Routing protocols: Static routing, RIP, OSPF
• Console port: 1 x RJ-45
• USB port: 1 x USB 2.0
• Form factor: Desktop or wall-mountable
• Fanless design
• Operating system: Cisco IOS
• Operating temperature: 0°C to 40°C