Cisco ISR4331/K9 4331 Integrated Services Router

The Cisco ISR4331/K9 4331 Integrated Services Router is a high-performance enterprise router engineered for medium-sized branch offices requiring secure WAN connectivity, intelligent application delivery and scalable networking services. Powered by Cisco IOS XE Software and a multicore CPU architecture, the ISR4331 integrates advanced routing, security, unified communications, WAN optimization and cloud-ready services into a compact 1U platform.

Delivering default forwarding performance of 100 Mbps with software licensing to increase throughput up to 300 Mbps, the Cisco ISR4331/K9 enables businesses to expand network capacity without replacing existing hardware. Its modular design supports Network Interface Modules (NIMs), Service Modules, voice processing, Cisco SD-WAN, application visibility and advanced security, making it an ideal platform for growing enterprise branch networks.

Browse our complete range of Network Routers in Kenya, explore our collection of Cisco Routers in Kenya, or discover more genuine Cisco networking products through the Cisco Online Store in Kenya. Rapidtech Networks Limited supplies genuine Cisco networking equipment backed by manufacturer warranty, professional installation, network configuration and comprehensive after-sales technical support throughout Kenya.

Cisco ISR4331/K9 4331 Integrated Services Router Features in Kenya

Enterprise-Class Branch Performance

The Cisco ISR4331/K9 provides enterprise networking performance with default throughput of 100 Mbps that can be upgraded to 300 Mbps through Cisco performance licensing. This enables organizations to expand network capacity while protecting existing infrastructure investments.

Cisco IOS XE Multicore Architecture

Powered by Cisco IOS XE, the ISR4331 separates the control, data and service planes across a multicore processor architecture. This modular design improves system reliability, application performance and software resiliency while supporting multiple network services simultaneously.

Advanced Enterprise Routing

The router supports comprehensive IPv4 and IPv6 routing protocols including RIP, EIGRP, OSPF, BGP, Policy-Based Routing and Performance Routing (PfR), allowing organizations to deploy scalable, intelligent and resilient enterprise WAN infrastructures.

Integrated VPN and Security

The ISR4331 supports enterprise-grade IPsec VPN, SSL VPN, FlexVPN and DMVPN together with Cisco firewall services, NAT, intrusion prevention and Cisco TrustSec security policies to protect business communications and remote branch connectivity.

Application Visibility and Control

Application Visibility and Control (AVC), NBAR2 and Performance Agent technologies provide deep application awareness, enabling administrators to classify traffic, monitor application performance and optimize bandwidth utilization across the enterprise network.

WAN Optimization

Integrated Cisco WAAS and virtual WAAS support accelerate application performance across WAN links by optimizing data transfer, reducing latency and improving user experience for cloud applications and remote offices.

Voice and Unified Communications

The integrated PVDM4 slot supports analog and digital voice interfaces, allowing deployment of unified communications, IP telephony, voice gateways and collaboration services directly from the router platform.

Flexible Modular Expansion

The router supports two Network Interface Module slots, one Service Module slot and one PVDM4 slot, enabling organizations to expand WAN connectivity, voice capabilities and specialized network services without replacing the chassis.

Cloud-Ready Architecture

The Cisco ISR4331 supports cloud-managed services, Cisco UCS E-Series virtualization and Intelligent WAN (IWAN) capabilities, providing an ideal platform for hybrid cloud environments and digital branch transformation.

Power over Ethernet Support

With optional PoE Boost, the ISR4331 can provide up to 530 watts of power for compatible IP phones, wireless access points and other network devices, simplifying branch office deployments.

Enterprise Management

Administrators can manage the router using Cisco IOS XE, Cisco DNA management platforms and enterprise automation tools, simplifying configuration, monitoring, software upgrades and lifecycle management.

Rack-Mount Enterprise Design

The compact 1U chassis integrates easily into standard equipment racks while providing excellent scalability for growing enterprise branch office deployments.

Cisco ISR4331/K9 4331 Integrated Services Router Specifications in Kenya

• Brand: Cisco
• Model: ISR4331/K9
• Series: Cisco 4000 Series Integrated Services Routers
• Product Type: Enterprise Integrated Services Router
• Operating System: Cisco IOS XE
• Default Throughput: 100 Mbps
• Maximum Licensed Throughput: 300 Mbps
• Form Factor: 1U Rack Mount
• WAN Interfaces: 1 × Gigabit Ethernet, 1 × Gigabit Ethernet/SFP Combo, 1 × SFP
• Integrated LAN Ports: 2 × Gigabit Ethernet
• Management Port: 1 × Gigabit Ethernet
• Network Interface Module Slots: 2
• Service Module Slot: 1 × Single-Wide
• Voice Module Slot: 1 × PVDM4
• Memory: 4 GB Standard
• Flash Memory: 4 GB Standard
• Routing Protocols: RIP, EIGRP, OSPF, BGP, PBR and PfR
• IPv6 Routing: EIGRP, RIPng, OSPFv3, IS-IS and BGP
• Multicast: PIM-SM, Static Multicast Routing and MLD
• VPN: IPsec, SSL VPN, DMVPN and FlexVPN
• Firewall: Cisco IOS Firewall with IPS Support
• Security: NAT, TrustSec and Intrusion Prevention
• Application Optimization: AVC, NBAR2 and Performance Agent
• QoS: HQoS, CBWFQ, LLQ, Traffic Shaping and Policing
• WAN Optimization: Cisco WAAS and Virtual WAAS
• Virtualization: Cisco UCS E-Series Support
• Voice Capacity: Up to 12 Analog/Digital Voice Ports
• T1/E1 Channels: Up to 360
• PoE Support: Up to 530 W with PoE Boost
• Package Dimensions: 23.1 × 23.0 × 6.9 Inches
• Package Weight: 19.3 lbs

Applications of Cisco ISR4331/K9 4331 Integrated Services Router

• Enterprise branch offices
• Corporate WAN connectivity
• Cisco SD-WAN deployments
• Unified communications infrastructure
• Cloud application connectivity
• Retail enterprise networks
• Financial institutions
• Healthcare organizations
• Government agencies
• Educational institutions
• Secure VPN deployments
• WAN optimization projects
• Virtualized branch infrastructure
• Business continuity networking
• Enterprise security gateways

Buy Cisco ISR4331/K9 4331 Integrated Services Router in Kenya

Buy the Cisco ISR4331/K9 4331 Integrated Services Router from Rapidtech Networks Limited at the best price in Kenya. We supply genuine Cisco networking products backed by manufacturer warranty, competitive pricing and professional technical support.

We offer fast countrywide delivery to Nairobi, Mombasa, Kisumu, Nakuru, Eldoret, Thika, Kiambu, Machakos, Nyeri, Meru, Embu, Kakamega, Kisii, Kitale, Naivasha, Kericho, Bungoma, Garissa, Malindi and other towns throughout Kenya.

Our team also provides router installation, Cisco IOS XE configuration, SD-WAN deployment, VPN configuration, routing optimization, network troubleshooting and comprehensive after-sales technical support throughout Kenya.

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