C1117-4P Cisco 4 Ports Ethernet Modem Services Router

Overview Cisco C1117-4P Integrated Services Router

The Cisco C1117-4P ISR is a reliable networking solution designed for secure broadband and Ethernet connectivity. With multiple Gigabit Ethernet ports, advanced routing capabilities, and integrated security, it is ideal for small offices, branch deployments, and enterprise-grade applications.

General Information

• Manufacturer: Cisco
• Part Number: C1117-4P
• Product Type: Router

Technical Specifications

WAN Interfaces

• DSL Port: 1 × VDSL2 / ADSL2+ (Annex A/M)
• Combo Port: 1 × RJ-45 or SFP fiber

LAN Interfaces

• Switch: 4 × managed 10/100/1000 Gigabit Ethernet ports

Performance

• Encrypted Throughput: Up to 250 Mbps
• Forwarding Rate: Up to 1.37 Gbps (IPv4 IMIX)

Memory

• DRAM: 4 GB (fixed)
• Flash: 4 GB (fixed)

Power over Ethernet (PoE)

• Supports 2 PoE (802.3af) ports
• Supports 1 PoE+ (802.3at) port
• Default 66W power supply; optional 115W upgrade required for PoE functionality

Management Ports

• Console: 1 × Micro-USB
• Storage: 1 × USB 3.0 Type A host port

Physical & Environmental

Dimensions and Weight

• Size: 1.75 × 12.7 × 9.03 inches
• Weight: Approx. 5.5 lbs (2.5 kg)

Cooling

• Design: Fanless, completely silent operation

Operating Conditions

• Temperature: Supported operating range (°F/°C)

Software & Security

Operating System

• OS: Cisco IOS XE

SD-WAN Compatibility

• Fully compatible with Cisco SD-WAN for automated cloud-based management

Advanced Security Features

• Hardware-accelerated VPN
• Zone-Based Firewall
• Cisco Umbrella integration for cloud-based threat protection

Cisco C1117-4P Ethernet Modem Services Router

The Cisco C1117-4P Ethernet Modem Services Router, developed is designed as a compact yet powerful branch networking solution tailored for modern enterprise environments requiring secure connectivity, high-performance routing, and integrated services. This platform is engineered to deliver enterprise-grade networking capabilities in a space-efficient form factor, making it suitable for distributed branch offices, retail locations, remote sites, and small to medium-sized business infrastructures.

Built on advanced routing architecture, this integrated services router supports multiple WAN connectivity options and delivers optimized throughput for converged data, voice, and secure cloud access. Its design emphasizes reliability, scalability, and simplified management while maintaining consistent performance across demanding network workloads.

Core Architecture and Hardware Design

Compact Integrated Services Platform

The Cisco C1117-4P router is built on a highly integrated hardware platform that combines routing, switching, security, and WAN connectivity into a single device. This consolidation reduces the need for multiple standalone appliances, minimizing operational complexity and lowering total cost of ownership. The compact design ensures that it can be deployed in space-constrained environments such as wall-mounted cabinets, branch offices, and retail networking closets.

Processor and System Efficiency

At the core of the system lies a high-efficiency multi-core processor optimized for handling concurrent networking tasks. The architecture is designed to support simultaneous data forwarding, encryption processing, and service chaining without significant latency. This ensures smooth traffic handling even in environments where multiple applications, including cloud-based services and VoIP systems, are running concurrently.

Memory and Performance Optimization

The memory subsystem is engineered to support fast packet processing and stable service execution. It enables efficient handling of routing tables, security policies, and application-level services. The optimized memory allocation helps maintain low latency while supporting multiple active sessions across WAN and LAN interfaces.

Network Connectivity and Interface Capabilities

Four-Port Ethernet Configuration

The Cisco C1117-4P router includes four integrated Ethernet ports that provide flexible connectivity options for internal LAN segmentation, uplink connections, and device aggregation. These ports are designed to support high-speed data transmission, ensuring stable and consistent network performance for connected devices.

LAN and WAN Flexibility

The Ethernet interfaces can be configured to support both LAN and WAN roles depending on deployment requirements. This flexibility allows network administrators to design customized topologies for branch connectivity, redundant links, or dedicated service paths for mission-critical applications.

High-Speed Data Handling

Each port is optimized for high-throughput packet forwarding, ensuring minimal bottlenecks in data-heavy environments. The system is capable of handling concurrent traffic streams while maintaining packet integrity and reducing jitter in time-sensitive applications.

Integrated Modem Services

The modem capabilities integrated within the Cisco C1117-4P allow direct access to broadband and service provider networks without requiring additional external devices. This integration simplifies installation and improves deployment efficiency, especially in remote locations where infrastructure complexity must be minimized.

Advanced Security Features and Threat Protection

Built-In Network Security Architecture

Security is a foundational element of the Cisco C1117-4P router. It incorporates multiple layers of protection designed to secure data in transit, prevent unauthorized access, and mitigate cyber threats. These capabilities are embedded at both hardware and software levels to ensure consistent protection without degrading performance.

Encryption and Secure Communication

The router supports advanced encryption standards that safeguard data across WAN connections and inter-site communications. Secure tunneling mechanisms ensure that sensitive enterprise data remains protected during transmission over public or hybrid networks.

Firewall and Access Control Mechanisms

The integrated firewall system provides granular control over inbound and outbound traffic. Administrators can define security policies that regulate access based on IP ranges, protocols, and application types. This ensures that only authorized traffic is allowed within the network perimeter.

Threat Mitigation Capabilities

The platform includes built-in mechanisms for detecting and mitigating common network threats such as denial-of-service attacks, unauthorized intrusion attempts, and anomalous traffic behavior. These features help maintain network integrity and reduce downtime risks.

Deployment Scenarios and Enterprise Applications

Branch Office Connectivity

The Cisco C1117-4P is particularly well-suited for branch office environments where reliable connectivity to central data centers or cloud services is essential. It ensures seamless integration with enterprise WAN architectures, supporting consistent performance across distributed locations.

Retail and Distributed Environments

Retail environments benefit from the router’s compact size and integrated services. It can support point-of-sale systems, inventory management platforms, and customer Wi-Fi services while maintaining secure segmentation between business-critical and guest traffic.

Remote Site Networking

For remote or unmanned locations, the router provides a robust networking backbone capable of maintaining stable connectivity even in environments with limited infrastructure support. Its integrated modem services reduce dependency on external networking hardware.

Performance Optimization and Traffic Management

Intelligent Routing Capabilities

The Cisco C1117-4P router utilizes intelligent routing algorithms to optimize traffic flow across available network paths. It dynamically selects the most efficient route based on latency, bandwidth availability, and network conditions, ensuring optimal performance at all times.

Quality of Service Implementation

Quality of Service (QoS) mechanisms allow prioritization of critical applications such as voice communication, video conferencing, and cloud-based enterprise applications. This ensures that high-priority traffic receives the necessary bandwidth and low-latency treatment.

Bandwidth Allocation Strategies

The system enables structured bandwidth allocation, ensuring fair distribution of network resources across multiple applications and users. This prevents congestion and ensures predictable performance even during peak usage periods.

Cloud Integration and Digital Transformation

Hybrid Cloud Connectivity

The router is designed to support hybrid cloud environments where enterprises operate across both on-premises infrastructure and cloud platforms. It enables secure and efficient connectivity to cloud service providers, ensuring seamless application access and data synchronization.

SD-WAN Compatibility

The Cisco C1117-4P supports software-defined networking principles that enhance WAN flexibility and control. SD-WAN integration enables centralized policy management, improved traffic optimization, and reduced operational complexity across distributed networks.

Application-Aware Networking

Application-aware capabilities allow the router to identify and prioritize traffic based on application type. This ensures that business-critical applications receive preferential treatment in terms of latency and bandwidth allocation.

Scalability and Long-Term Network Growth

Expandable Network Integration

The Cisco C1117-4P router is designed to scale with growing business requirements. It can be integrated into larger enterprise network architectures without requiring significant redesign or infrastructure replacement.

Future-Ready Architecture

Its modular and software-driven architecture ensures compatibility with evolving networking standards and emerging technologies. This makes it suitable for long-term deployment strategies in dynamic IT environments.