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C3825-VSEC-CUBE/K9
3825 VSEC Bundle w/PVDM2-64,FL-CUBE-300,AVS,128F/512D
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C3825-VSEC-CUBE/K9 is an enterprise-grade modular router built to deliver high performance, integrated security, and versatile connectivity options for demanding network environments. Designed with a robust architecture, this device offers flexible power options including redundant AC power supplies, multiple WAN/LAN interfaces, and integrated services for voice, video, and WAN optimization. Its advanced VPN capabilities, combined with built-in firewall and intrusion prevention features, ensure secure communications for enterprise and branch office deployments.
Engineered for scalability and reliability, the C3825-VSEC-CUBE/K9 supports dual WAN configurations with modular port options and Gigabit Ethernet speeds to meet diverse application demands. It features comprehensive support for industry-standard routing protocols, high availability redundancy, and QoS features to optimize performance even in high-traffic scenarios. Ideal for enterprise networks requiring secure, reliable connectivity with integrated modular services, this router meets the rigorous needs of modern hybrid network infrastructures.
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In a mid-sized enterprise migrating from legacy PRI to SIP trunks, the C3825-VSEC-CUBE/K9-3825 VSEC Bundle w/PVDM2-64, FL-CUBE-300, AVS, 128F/512D acts as a Session Border Controller at each branch. It enforces TLS/SRTP encryption, offers voice transcoding with PVDM2-64, and applies advanced voice security features to block toll fraud. Benefit: seamless SIP trunk cutover, protected voice traffic, and 30% reduction in telephony costs.
A global corporation uses the C3825-VSEC-CUBE/K9-3825 VSEC Bundle to bridge on-premises Cisco Unified Communications Manager with cloud-hosted voice services. FL-CUBE-300 enables secure SIP routing and protocol normalization, while AVS provides real-time voice quality analytics. Benefit: end-to-end encrypted voice, consistent QoS across sites, and accelerated adoption of cloud UC.
A managed service provider deploys the C3825-VSEC-CUBE/K9-3825 VSEC Bundle at customer premises to terminate SIP sessions for hosted VoIP offerings. The integrated CUBE, advanced firewall, and session admission control ensure carrier-grade security and high call capacity. Benefit: reliable SLA compliance, scalable voice deployment, and simplified multi-tenant voice management.
To get the detailed certification, please go to the Compliance Center.
 C3825-VSEC-CUBE/K9 |  C3825-VSEC-SRST/K9 |  CISCO3845-DC |  C3825-NOVPN |  CISCO3845-AC-IP | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Fixed | Fixed |
| 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 | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention |
| Compliance Standards | FCC, CE | IEEE 802.3, IEEE 802.1Q | IEEE 802.3, Cisco IOS Compliance | FCC, CE | IEEE 802.3 / IEEE 802.1Q |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 16 inches | N/A | 17.8 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | EN 55022 | FCC, CE | FCC, CE | N/A | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | NIM / EHWIC / SFP+ | EHWIC | EHWIC, NIM | NIM | EHWIC / NIM |
| Features | VPN / IPv6 Compatible / Firewall | VPN, VOIP, IPv6 Compatible, Firewall, MPLS, N/A | VPN, IPv6, Firewall, Voice, Video, WAN Optimization | Routing, QoS, IPv6 Compatible | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 128 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount / Chassis | Rack-mount | Rack-mount | Rack-mount |
| Height | 4.5 inches | N/A | 1.75 inches | N/A | N/A |
| High Availability Support | Supported | Not Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 / SFP | RJ-45, SFP | RJ-45, SFP, Combo Ports | RJ-45, Combo Ports | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 256 MB | 512 MB | 1 GB | 512 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 2 Slots | 3+ Slots |
| Network Protocols | IP, ICMP, TCP, UDP, RTP, SIP | IP, ICMP, ARP, TCP, UDP | IPv4, IPv6 | TCP/IP, UDP, ICMP | IPv4 / IPv6 |
| Power | 250 W | 295 Watts | 250 W | 60 Watt | 275 W |
| Power Source | AC Power Supply / Redundant | AC Power Supply | DC Power Supply with Redundancy | AC Power Supply | AC Power Supply |
| Product Name | Cisco C3825 VSEC CUBE/K9 | Cisco Integrated Services Router C3825-VSEC-SRST/K9 | CISCO3845-DC | C3825-NOVPN | CISCO3845-AC-IP |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | CLI, SNMP | CLI, SNMP, Web Interface | Telnet, SSH, SNMP | SNMP / Telnet / SSH / HTTP/HTTPS |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing / N/A | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | UL, CSA | CE, UL | UL, CE | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | No | No | Yes | No |
| Telecom | RoHS Compliant | N/A | N/A | N/A | N/A |
| Throughput Capacity | 50 Mbps | 0.015 Gbps | 25 Mbps | 1 Gbps | N/A |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN / GRE / DMVPN | N/A | IPSec |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | Modular WAN | 2 WAN | 2 WAN |
| Weight | 20 lbs | N/A | 20 lbs | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17 inches | N/A | 19 inches | N/A | N/A |
| Wireless Support | No | No | No | No | No |
Cisco 3825 VSEC with FL-CUBE-300 delivers reliable voice and UC performance. PVDM2-64 ensures clear calls and predictable communications for branch offices.
Durable and efficient. Handles multiple voice endpoints with AVS support while maintaining secure, high-performance operations.
Easy to deploy and manage. Provides consistent UC and voice performance with minimal downtime.
High-performing and robust. Maintains secure and reliable voice communications across branch offices.
Strong Cisco solution. Ensures predictable UC, voice, and secure operations in medium branch deployments.
The bundle includes a Cisco 3825 Integrated Services Router, a PVDM2-64 DSP module, a FL-CUBE-300 Session Border Controller license, an AVS (Advanced Video Surveillance) license, and 128F/512D throughput entitlements.
The PVDM2-64 delivers up to 64 simultaneous voice DSP channels for conferencing, transcoding, and media processing, ensuring high-quality VoIP performance on the 3825 platform.
The FL-CUBE-300 license activates Cisco’s Unified Border Element (CUBE) on the 3825, supporting up to 300 concurrent SIP sessions for secure session control and inter-network VoIP connectivity.
The AVS license enables Advanced Video Surveillance features, including video analytics, display synchronization, and secure real-time video transport for up to 128 cameras.