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C3945-VSEC/K9
Cisco 3945 Voice Sec. Bundle, PVDM3-64, UC and SEC License P
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C3945-VSEC/K9 is a modular, enterprise-class integrated services router designed for high performance networking in secure, mission-critical environments. It features a robust architecture with versatile power options, including AC power and optional redundant power supplies, and supports multiple WAN and LAN interfaces for flexible connectivity. The router offers integrated services such as voice, video, and WAN optimization, along with advanced VPN capabilities including IPSec and SSL VPN, ensuring secure remote connectivity.
Built for demanding use cases in businesses and enterprise networks, C3945-VSEC/K9 delivers reliable throughput and strong performance under heavy traffic loads. Its modular design allows for expansion via dedicated slots, while built-in redundancy and high availability support minimize downtime. The device also integrates rigorous firewall and intrusion prevention mechanisms, making it ideal for secure, scalable deployments in modern network environments.
C3945-VSEC/K9 price is $7,634.00, a 63.4% saving from the Cisco list price of $20,850.00. C3945-VSEC/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C3945-VSEC/K9 for additional pricing. Browse the full Router Isr 3900 series or explore all Cisco products.
In a global retail enterprise with 50+ branches, the Cisco 3945 Voice Sec. Bundle (C3945-VSEC/K9) with PVDM3-64, UC and SEC License P delivers encrypted, high-quality VoIP backhaul to headquarters. PVDM3-64 provides 64 DSP channels for transcoding and conferencing, UC License P enables integrated voicemail/messaging, and SEC License P enforces SRTP/TLS encryption for PCI and GDPR compliance. The result is end-to-end voice security, centralized management, and a 30% reduction in TCO.
A financial services firm operates a 200-agent contact center using Cisco 3945 with PVDM3-64, UC and SEC License P. The solution supports 64 simultaneous G.711 calls, real-time call recording via UC features, and AES-128 encrypted media streams for full PCI DSS/GDPR adherence. QoS policies on the 3945 ensure zero packet loss, while SEC License P secures all SIP/TLS signaling. Outcome: premium voice clarity, regulatory compliance, and a 25% boost in customer satisfaction.
A tech company leverages Cisco 3945 with PVDM3-64 and UC/SEC License P as a DMVPN hub to support 200 remote employees. PVDM3-64 handles DSP tasks for Cisco Unified Border Element and conferencing, UC License P provides voicemail, video, and messaging, and SEC License P secures all voice and data tunnels. This architecture delivers consistent UC features, military-grade encryption, rapid site rollout, and a 40% increase in remote productivity.
To get the detailed certification, please go to the Compliance Center.
| C3945-VSEC/K9 |  C3945E-VSEC-SRE/K9 |  C3900-SPE200/K9 |  C3900-SPE150/K9 |  CISCO3945E-SEC/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Modular | Modular |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | FCC / CE / UL | IEEE 802.3, IEEE 802.1Q | FCC, CE, RoHS | FCC / CE | FCC / CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 18 inches | 20 inches | 16.5 inches | 20 inches | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | EHWIC | EHWIC, NIM | NIM, EHWIC | EHWIC / NIM | NIM |
| Features | VPN / Firewall / IPv6 Compatible / Integrated Security | VPN, IPv6 Compatible, Firewall, POE, MPLS | VPN, IPv6 Compatible, Firewall, POE, MPLS | VPN / Integrated Services / QoS / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 512 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount / Chassis | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 4.5 inches | 4.4 inches | 1.75 inches | N/A |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 / SFP | RJ-45, SFP | RJ-45, SFP | RJ-45 / SFP | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 2 GB | 512 MB | 512 MB | 512 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 2 Slots | 3+ Slots |
| Network Protocols | IPv4 / IPv6 / MPLS / VPN | IPv4, IPv6 | IPv4, IPv6, MPLS | IPv4 / IPv6 / TCP / UDP | IPv4 / IPv6 |
| Power | 350 Watt | 350 Watts | 350 Watts | 350 Watt | 150 W |
| Power Source | AC Power Supply / Redundant Power Supply | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco 3945-VSEC/K9 Integrated Services Router | Cisco 3945E-VSEC-SRE/K9 | Cisco 3900-SPE200/K9 | Cisco C3900-SPE150/K9 | CISCO3945E-SEC/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH / Telnet / SNMP | SSH, Telnet, SNMP | Telnet, SSH, SNMP, NetFlow | CLI / SNMP / Telnet / SSH | SNMP / Telnet / SSH / HTTP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | N/A | UL / CSA | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 150 Mbps | 150 Mbps | 200 Mbps | 150 Mbps | 0.15 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | Modular WAN | 2 WAN |
| Weight | 22 lbs | 22 lbs | 35 lbs | 16 lbs | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 19 inches | 19 inches | 17.3 inches | 17.5 inches | N/A |
| Wireless Support | No | No | No | No | No |
3945 Voice Sec. Bundle delivers clear, reliable calls and secure network performance. PVDM3-64 ensures quality UC experiences.
Stable voice and data performance. Easy to manage and deploy in medium offices.
Handles multiple endpoints efficiently. Ensures smooth communications with strong security features.
Reliable Cisco bundle for branch offices. Maintains consistent UC and secure operations.
Durable and efficient. PVDM3-64 enhances voice quality and network stability.
The Cisco 3945 Voice Security Bundle (C3945-VSEC/K9) is an ISR 3900 Series router packaged with a PVDM3-64 DSP module, unified communications license, and advanced security license.
The bundle includes a PVDM3-64 Digital Signal Processor module, supporting up to 64 channels for voice and conferencing services.
The Cisco UC license enables features like Cisco Unified Communications Manager Express, Survivable Remote Site Telephony, voicemail, and IP telephony services.
The Security License P unlocks Cisco IOS Firewall, IPS, VPN, URL filtering, and advanced threat defense for secure voice and data transmission.
Yes, the PVDM3-64 module can be upgraded by adding higher-density PVDM3 modules on supported DSP expansion slots.
With the PVDM3-64 installed, the router can support up to 64 concurrent G.711 or 32 G.729 voice calls.
Yes, the Cisco 3945 integrates seamlessly with Cisco Unified Communications Manager for centralized call control and endpoint registration.
The Cisco 3945 operates on 100–240V AC input and supports redundant power supplies for high availability.
The product ships with a limited Cisco hardware warranty; optional SMARTnet support contracts are available for software updates and 24/7 technical assistance.
The router delivers up to 166 Mbps of secure encrypted VPN throughput and wire-speed routing performance for branch offices.
Use the integrated Cisco Configuration Professional or CLI guide to apply UC and security license activation keys and configure voice gateways and VPNs.
Yes, the ISR 3945 supports video conferencing codecs using PVDM3 resources for mixed voice and video sessions.
You can migrate to the Cisco ISR 4000 Series, such as the 4451, with similar licensing models and enhanced performance.
By consolidating routing, security, and voice on a single platform, it reduces hardware costs, simplifies management, and lowers operational expenses.
The router supports multiple NIM and WIC modules, including T1/E1, xDSL, Gigabit Ethernet, and 3G/4G LTE connectivity.
Manage the device with Cisco Prime Infrastructure, Cisco DNA Center, or native CLI and SNMP for comprehensive monitoring and configuration.