Product Type | Integrated Services Router |
Model | CISCO2951-SEC/K9 |
Form Factor | 2RU |
Height (Rack Units) | 2RU |
Weight | 12.5 kg |
Power Consumption (Operational) | 70 Watt |
Power Requirements | 100 to 240 VAC, 47 to 63 Hz |
Included Memory | 512 MB DDR2 ECC |
Flash Memory | 256 MB |
Maximum Memory Supported | 2.5 GB |
Cisco 2951 Voice Security Router, 3 WAN Gigabit Ports, 512MB RAM, USB

Key Benefits

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- Integrated voice and security services with PVDM3-32 and UC License PAK reduce infrastructure complexity
- High connectivity flexibility with gigabit WAN ports, multiple interfaces, and USB options for diverse deployments
- TAA compliance and U.S. origin make it ideal for regulated industries and government contracts
Product Overview
The Cisco 2951 Voice Security Bundle Router (Model: CISCO2951-SEC/K9) is engineered for mid-sized enterprise deployments seeking an integrated communications solution. Featuring a modular 2RU form factor and support for voice (PVDM3-32), this unit allows businesses to consolidate network infrastructure while delivering high-quality unified communications. With 512 MB DDR2 ECC memory and 3 WAN 10/100/1000 Mbps ports, the router ensures dependable performance for converged data and voice traffic.
For versatile connectivity, the Cisco 2951 includes 3 RJ-45-based ports, USB 2.0, a USB console port, serial console, and auxiliary connections. It supports routing protocols such as DVMRP and OSPF, and provides remote management via RMON and IPv6/IPv4, making it scalable for dynamic IT environments. Consuming 70 watts of operational power and compatible with 100 to 240 VAC input, it is TAA compliant and made in the U.S., ensuring regulatory conformance for government and secure enterprise applications.
Built to support service integration, the router incorporates security and unified communications services into a single platform. Its 90-day limited liability warranty provides basic assurance while its rugged build and 5-85% operating humidity range offer durability in varied conditions. Whether enabling VoIP services or acting as the core network element, the Cisco 2951 delivers robust, multi-layered capabilities to streamline enterprise networking.
Specifications
Product Overview
Wireless Features
Wireless Capability | None |
Compliance & Origin
Country of Origin | United States |
TAA Compliant | Yes |
Certifications | FCC Class A, UL/CSA 60950-1, CE Marking, RoHS |
Advanced Security Features
Integrated Firewall | Yes, Cisco IOS Zone-Based Firewall |
VPN Support | IPSec, SSL VPN |
Intrusion Prevention System (IPS) | Supported |
Content Filtering | Optional, via Cisco services |
Malware Protection | Via integrated Cisco IOS services |
Interfaces
WAN Ports | 3 x 10/100/1000 (Gigabit Ethernet) |
LAN Interfaces | 3 x RJ-45-based Ethernet |
USB Ports | 2 x USB 2.0 |
Console Ports | 1 x USB Console, 1 x Serial Console |
Auxiliary Ports | 1 x Serial Auxiliary |
Compact Flash Slots | 1 external, 1 internal |
Network Protocols Supported | IPv4, IPv6 |
Routing Protocols | OSPF, EIGRP, BGP, DVMRP, RIP, IS-IS |
Remote Management Protocols | RMON, SNMP, HTTP, HTTPS, Telnet, SSH |
Throughput | Up to 75 Mbps with services enabled |
Physical & Environmental
Width | 17.25 inches |
Depth | 18.5 inches |
Height | 3.5 inches |
Operating Temperature | 32°F to 104°F (0°C to 40°C) |
Storage Temperature | -40°F to 158°F (-40°C to 70°C) |
Operating Humidity | 5% to 85% non-condensing |
Storage Humidity | 5% to 95% non-condensing |
Heat Dissipation | 239 BTU/hr |
Cloud Management & Licensing
Management Interface | Cisco IOS CLI, Cisco Configuration Professional |
License Type | SEC—Security Bundle (includes VPN, firewall licensing) |
Bundled Services | Cisco IOS Security, Voice features (PVDM3-32 supported) |
Software Upgrades | Requires Cisco SmartNet support for updates |