ISR4331-V/K9 Cisco 3 Port Router 4331 Wall Mountable Gigabit Ethernet

Cisco 3 Port 4331 Ethernet 6 Slots Router

The Cisco ISR4331-V/K9 is a versatile wall-mountable router designed for enterprise-grade networking. With modular design, high throughput, and advanced protocol support, it ensures reliable connectivity and scalability.

General Information

• Manufacturer: Cisco
• Part Number: ISR4331-V/K9
• Device Type: Router

Technical Specifications

Design & Build

• Form Factor: Rack-mountable, Modular, 1U
• Mounting Option: Wall mountable

Connectivity

• Technology: Wired
• Protocols: Ethernet, Fast Ethernet, Gigabit Ethernet
• Throughput: Aggregate 100 Gbps

Supported Protocols

Network & Transport

• IPSec
• PPPoE
• DHCP

Routing Protocols

• OSPF, IS-IS, RIP-1, RIP-2
• BGP, EIGRP, DVMRP
• PIM-SM, IGMPv3, GRE
• PIM-SSM, Static IPv4/IPv6 Routing
• Policy-Based Routing (PBR)
• IPv4-to-IPv6 Multicast

Remote Management

• SNMP
• RMON

Advanced Features

• VPN & VLAN Support
• Syslog & IPv6 Compatibility
• QoS with CBWFQ & WRED
• Access Control List (ACL)
• Radius Authentication
• NetFlow & IPFIX

Compliance Standards

• IEEE 802.3, IEEE 802.1Q, IEEE 802.3ah
• ANSI T1.101, ITU-T G.823, ITU-T G.824
• CISPR 22 Class A, CISPR 24
• EN55024, EN55022 Class A
• FCC CFR47 Part 15, UL 60950-1
• IEC 60950-1, EN 60950-1
• VCCI V-3, EN 61000, KN22, KN24

Memory Specifications

RAM

• Installed: 4 GB DDR3 SDRAM
• Maximum: 16 GB

Flash Storage

• Installed: 4 GB
• Maximum: 16 GB

Expansion & Connectivity

Interfaces

• WAN/LAN: 2 x RJ-45 (10/100/1000Base-T)
• Console: 1 x RJ-45, 1 x Mini-USB Type B
• Auxiliary: 1 x RJ-45
• USB 2.0: 1 x Type A (4-pin)
• SFP (Mini-GBIC): 2 slots
• Management: 1 x RJ-45

Expansion Slots

• 2 x NIM (free)
• 1 x ISC (occupied)
• 1 x Enhanced Service Module (SM-X, free)
• 2 x DIMM 240-pin (occupied)

Power Specifications

Power Supply

• Internal Power Supply: 250W
• Installed Quantity: 1 (max 1)
• Voltage Requirement: AC 120/230 V (50/60 Hz)

ISR4331-V/K9 3 Port Router 4331 6 Slots Ethernet Overview

The Cisco ISR4331-V/K9 Wall Mountable 3 Port Router represents a powerful and versatile networking solution designed to meet the evolving demands of modern enterprises, branch offices, and distributed environments. This category encompasses advanced integrated services routers that combine performance, scalability, and flexibility into a compact yet robust form factor. Built on Cisco’s widely trusted Integrated Services Router architecture, the ISR4331-V/K9 model offers exceptional throughput, modular expansion capabilities, and support for a wide range of enterprise-grade services. Its wall-mountable design further enhances deployment flexibility, making it suitable for environments where space optimization and clean installation are essential.

Advanced Architecture and Performance Capabilities

The Cisco ISR4331-V/K9 router is engineered with a highly efficient multi-core processor architecture that enables it to handle intensive workloads with ease. It supports up to 100 Mbps of aggregate throughput, which can be upgraded with performance licenses, allowing organizations to scale their network capacity as needed. This category of routers is designed to deliver consistent and reliable performance across a variety of applications, including data, voice, video, and cloud services.

Its architecture integrates hardware acceleration for encryption and packet processing, ensuring that secure communications do not compromise performance. This makes the router particularly suitable for organizations that rely heavily on VPN connectivity, secure branch communication, and encrypted data transfers. The ISR4331-V/K9 stands out within its category due to its ability to balance high performance with energy efficiency, making it a cost-effective solution over time.

Multi-Core CPU and System Efficiency

At the core of the Cisco ISR4331-V/K9 lies a multi-core CPU that optimizes parallel processing tasks. This allows the router to manage multiple services simultaneously without performance degradation. The system is capable of dynamically allocating resources based on traffic demands, ensuring that mission-critical applications receive priority handling.

The efficient system design also contributes to reduced latency and improved overall network responsiveness. Organizations benefit from smoother communication between endpoints, whether it involves internal systems or external cloud platforms. This performance consistency is a defining characteristic of routers within this category.

Wall Mountable Design for Flexible Deployment

One of the distinguishing features of the Cisco ISR4331-V/K9 router category is its wall-mountable capability. This design aspect is particularly advantageous for small offices, retail environments, or industrial settings where rack space may be limited or unavailable. The compact chassis allows for easy installation on vertical surfaces, optimizing space utilization while maintaining accessibility for maintenance and upgrades.

The wall mountable form factor also contributes to better cable management and airflow, reducing clutter and improving overall network infrastructure organization. This flexibility ensures that the router can be deployed in diverse environments without compromising performance or reliability.

Gigabit Ethernet Connectivity and Port Configuration

The Cisco ISR4331-V/K9 router includes three Gigabit Ethernet ports, providing high-speed connectivity for various networking requirements. These ports support advanced features such as VLAN segmentation, link aggregation, and Quality of Service (QoS), enabling efficient traffic management and optimized bandwidth utilization.

The Gigabit Ethernet capabilities ensure that the router can handle high data transfer rates, making it suitable for bandwidth-intensive applications such as video conferencing, large file transfers, and real-time collaboration tools. This level of connectivity is essential for modern businesses that rely on fast and reliable network performance.

High-Speed Data Transmission

The Gigabit Ethernet ports enable rapid data transmission between connected devices, reducing bottlenecks and improving overall network efficiency. This is particularly important in environments with multiple users or devices accessing shared resources simultaneously.

The router’s ability to maintain consistent high-speed connections ensures that productivity is not hindered by network limitations. This makes it a valuable asset for organizations seeking to enhance operational efficiency.

Modular Design with Six Expansion Slots

A key feature of the Cisco ISR4331-V/K9 category is its modular design, which includes six expansion slots for additional modules. These slots allow organizations to customize the router according to their specific requirements, adding functionality such as WAN interfaces, security modules, and voice services.

This modularity provides a high degree of flexibility, enabling businesses to adapt their network infrastructure as their needs evolve. Instead of replacing the entire router, organizations can simply upgrade or add modules, reducing costs and extending the lifespan of the device.

Scalability and Future-Proofing

The six-slot architecture ensures that the router can accommodate future growth without requiring significant infrastructure changes. As new technologies emerge or business requirements change, additional modules can be integrated seamlessly.

This scalability is a critical advantage for organizations that anticipate expansion or increased network demands. It allows them to invest in a solution that remains relevant and capable over time.

Integrated Security Features

Security is a fundamental aspect of the Cisco ISR4331-V/K9 router category. The device includes advanced security features designed to protect networks from threats and unauthorized access. These features include firewall capabilities, intrusion prevention, and secure VPN support.

The router’s security architecture is designed to provide comprehensive protection without compromising performance. This ensures that sensitive data remains secure while maintaining high-speed connectivity.

VPN and Encryption Capabilities

The ISR4331-V/K9 supports robust VPN functionality, enabling secure communication between remote sites and users. Hardware-accelerated encryption ensures that data is protected without impacting network performance.

This makes the router an ideal choice for organizations with distributed operations or remote work environments, where secure connectivity is essential.

Quality of Service Optimization

Quality of Service features enable the router to prioritize network traffic based on predefined policies. This ensures that high-priority applications receive the necessary bandwidth and low latency required for optimal performance.

By managing traffic effectively, the router enhances the user experience and supports business-critical operations.

Cloud Integration and Network Management

The Cisco ISR4331-V/K9 category supports integration with cloud-based services and management platforms. This enables organizations to monitor and manage their network remotely, providing greater visibility and control.

Cloud integration also allows for seamless connectivity to cloud applications, supporting modern business operations and digital transformation initiatives.