Cisco C1121-4P ISR 1100 4P Dual GE SFP Router
The Cisco C1121-4P ISR 1100 4P Dual GE SFP Router is a high-performance enterprise router designed to provide secure, reliable, and scalable networking for branch offices, retail locations, and small to medium-sized businesses. Built on Cisco’s Integrated Services Router (ISR) 1100 Series platform, it combines advanced routing, security, VPN, and WAN services in a compact form factor.
Featuring dual Gigabit Ethernet SFP WAN interfaces and four integrated Gigabit Ethernet LAN ports, the Cisco C1121-4P ISR 1100 4P Dual GE SFP Router delivers flexible connectivity options while supporting Cisco IOS XE software for enhanced network automation, visibility, and security. It is ideal for organizations requiring secure cloud access, SD-WAN readiness, and seamless branch connectivity.
Key Features
- Dual Gigabit Ethernet SFP WAN interfaces
- Four integrated Gigabit Ethernet LAN ports
- Cisco IOS XE operating system
- Advanced routing and switching capabilities
- Enterprise-grade security and VPN services
- SD-WAN ready architecture
- Support for QoS and traffic prioritization
- USB 3.0 connectivity for additional functionality
- Compact, fanless design for branch deployments
- Centralized management and monitoring support
Technical Specifications
| Specification | Details |
|---|---|
| Product Model | Cisco C1121-4P |
| Series | Cisco ISR 1100 Series |
| WAN Interfaces | 2 × Gigabit Ethernet SFP |
| LAN Ports | 4 × Gigabit Ethernet |
| DRAM Memory | 4 GB |
| Flash Memory | 4 GB |
| Console Ports | RJ45 Console, Micro USB Console |
| USB Port | USB 3.0 |
| Operating System | Cisco IOS XE |
| Security Features | IPSec VPN, Firewall, AAA, 802.1X Authentication |
| Routing Protocols | Static, OSPF, EIGRP, BGP, RIP |
| QoS Support | Yes |
| SD-WAN Ready | Yes |
| Power Input | 100–240 VAC, 50–60 Hz |
| PoE Support | Optional PoE/PoE+ Adapter |
| Management | CLI, Web UI, Cisco Management Tools |
| Deployment | Branch Offices, Enterprise Networks, Retail Sites |
Benefits
- Secure branch connectivity with integrated VPN capabilities
- Reliable WAN access through dual SFP interfaces
- Simplified network management using Cisco IOS XE
- Supports cloud applications and SD-WAN deployments
- Enhanced network visibility and security controls
- Flexible deployment for growing business environments
- Enterprise-grade performance in a compact footprint
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