Cisco ISR4351-VSEC/K9 Integrated Services Router

• Enterprise regional branch aggregation routing
• Unified communications (voice, video, data convergence)
• SIP trunking and enterprise voice gateway (CUBE-25)
• SD-WAN-ready WAN edge deployments
• Secure hybrid cloud connectivity for branch networks
• Financial services regional office networking
• Healthcare multi-site communication infrastructure
• Retail chain distributed WAN optimization
• Government regional office connectivity
• Enterprise contact center voice integration

• High-performance Cisco ISR 4000 Series architecture
• UC & Security bundle for converged branch services
• PVDM4-64 DSP module support for advanced voice processing
• Cisco CUBE support for up to 25 SIP sessions
• Secure WAN routing with integrated VPN capabilities
• Application-aware routing for optimized performance
• Supports voice, video, and data convergence
• Designed for SD-WAN and hybrid WAN environments
• High scalability for enterprise branch aggregation
• Integrated security services for branch protection
• Reduces hardware sprawl through service consolidation
• Centralized management via Cisco IOS XE
• Optimized for business continuity and uptime
• Supports cloud and SaaS application connectivity
• Extends lifecycle value for enterprise infrastructure

• Brand: Cisco
• Product Name: Cisco ISR4351-VSEC/K9
• Product Series: Cisco ISR 4000 Series
• Device Type: Integrated Services Router
• Bundle Type: UC & Security Bundle
• Operating System: Cisco IOS XE
• Voice DSP Module: PVDM4-64
• CUBE Support: Up to 25 sessions
• Routing Capability: Enterprise Layer 3 WAN routing
• Security Features: VPN, firewall services, encrypted WAN
• Deployment Type: Branch / Regional hub / WAN edge
• Form Factor: Rack-mount enterprise router
• Use Case: Converged enterprise networking platform

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco ISR4351-VSEC/K9 UC & Security Bundle because it combines high-performance routing, integrated security, and enterprise-grade unified communications in a single scalable platform. It reduces infrastructure complexity while improving operational efficiency across distributed networks.
• Compared to lower-tier ISR models, it delivers higher throughput, increased DSP capacity (PVDM4-64), and expanded CUBE session support for voice services. Compared to higher-end routers, it offers a more optimized cost-to-performance ratio for regional branches and enterprise aggregation sites.
• It provides strong ROI by consolidating multiple networking functions—routing, voice gateway, VPN security, and application-aware services-into one platform, reducing operational overhead and extending lifecycle value across enterprise WAN environments.