(NEW) Cisco ISR 4000 Series Routers - ISR 4331-VSEC/K9

Overview

The Cisco ISR 4331-VSEC/K9 is part of the Cisco 4000 Series Integrated Services Routers (ISR) designed for medium-sized branch offices. It includes the Voice (V) and Security (SEC) licenses in the VSEC bundle, enabling advanced voice services, unified communications, and strong security capabilities such as IPsec VPN, DMVPN, and FlexVPN. With its modular design, the ISR 4331-VSEC/K9 provides flexibility for network growth and enhanced performance. It delivers 100 Mbps base throughput, upgradeable to 300 Mbps with performance licenses, and is also SD-WAN ready, offering optimized and secure WAN management.

Specs

Model:

• Cisco ISR 4331-VSEC/K9 Integrated Services Router with Voice and Security (VSEC) licenses

WAN Connectivity:

• 2 Integrated 10/100/1000 Ethernet ports (RJ-45)
• 2 NIM (Network Interface Module) slots for WAN/LAN expansion
• 1 Enhanced Service Module (SM-X) slot for advanced feature extensions

Performance:

• Base Throughput: Up to 100 Mbps
• Max Throughput (with performance license): Up to 300 Mbps

Memory:

• Default DRAM: 4 GB (upgradable to 16 GB)
• Flash Memory: 4 GB (expandable to 16 GB)

Security:

• Integrated IPsec VPN, DMVPN, FlexVPN
• Supports Cisco IOS Firewall, URL filtering, Threat Defense
• Unified Threat Defense (UTD) for enhanced security services
• Secure Boot, hardware integrity validation, and trust anchor modules

Voice and Unified Communications:

• Integrated voice capabilities with the Voice (V) license
• Supports Cisco Unified Communications Manager (CUCM)
• Optional modules for VoIP and unified communications
• DSP (Digital Signal Processor) support for high-quality voice and video processing

Routing Features:

• Supports IPv4/IPv6, OSPF, BGP, EIGRP, RIP
• Cisco IOS XE operating system for programmability, automation, and SD-WAN
• SD-WAN capable for application-aware routing and intelligent path control

Power:

• Integrated internal power supply (non-redundant)
• Redundant power supply available as an option
• Power over Ethernet (PoE) support with optional modules

Interfaces:

• 2 RJ-45 Ethernet ports for LAN/WAN connectivity
• 2 NIM slots for WAN or wireless connectivity
• 1 SM-X slot for additional service modules

Management:

• Managed through CLI, Cisco DNA Center, and web-based tools
• Full support for Cisco DNA and SD-WAN orchestration