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C3845-VSEC/K9
3845 Voice Security Bundle,PVDM2-64,Adv IP Serv,128F/512D
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C3845-VSEC/K9 is a modular enterprise router built with robust integrated security and advanced routing capabilities, featuring a versatile architecture that supports both AC power and redundant power supply configurations. It offers configurable WAN/LAN interfaces—including modular WAN ports and four built-in 10/100 LAN ports—to meet diverse network demands while delivering integrated voice, video, and WAN optimization services.
The device provides strong VPN features with IPSec and SSL VPN support, high throughput capacity of up to 100 Mbps, redundant performance for high availability, and scalable modular slot expansion to adapt to evolving use cases in enterprise environments. Its design caters to demanding business applications requiring reliable connectivity, secure remote management, and effective QoS and firewall protection.
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| C3845-VSEC/K9 |  C3845-VSEC-CCME/K9 |  C3825-35UC-VSEC/K9 |  C3825-NOVPN |  C3825-VSEC-CUBE/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Fixed | Modular |
| Broadband | N/A | Ethernet | N/A | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | IEEE 802.3, FCC, CE | FCC / CE / RoHS | FCC / CE | FCC, CE | FCC, CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 18.7 inches | 17.3 inches | 18 inches | N/A | 16 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | N/A | N/A | EN 55022 |
| Ethernet Technology | 10/100 | 10/100 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | EHWIC / NIM | EHWIC / NIM | NIM | NIM | NIM / EHWIC / SFP+ |
| Features | VPN / Firewall / Voice / Video / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | Mesh / VPN / Voice / IPv6 Compatible / Firewall | Routing, QoS, IPv6 Compatible | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 128 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 4.5 inches | 4.4 inches | 1.7 inches | N/A | 4.5 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice | Voice / WAN Optimization | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 / SFP | RJ-45, SFP | RJ-45 / SFP | RJ-45, Combo Ports | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 512 MB | 512 MB | 1 GB | 512 MB |
| Modular Slots Available | 3+ Slots | 3+ Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4 / IPv6 | IPv4 / IPv6 | TCP/IP, UDP, ICMP | IP, ICMP, TCP, UDP, RTP, SIP |
| Power | 350 Watt | 350 W | 250W | 60 Watt | 250 W |
| Power Source | AC Power Supply; Redundant Power Supply Option | AC Power Supply / Redundant Option | AC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco 3845 Integrated Services Router - VSEC/K9 | Cisco 3845 Integrated Services Router with Virtual Security and CCME | Cisco 3825 Integrated Services Router (C3825-35UC-VSEC/K9) | C3825-NOVPN | Cisco C3825 VSEC CUBE/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / Web-based GUI | Telnet / SSH / SNMP | SSH / Telnet / SNMP | Telnet, SSH, SNMP | SSH, Telnet, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | UL, CSA |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | No | No | Yes | Yes |
| Telecom | N/A | N/A | N/A | N/A | RoHS Compliant |
| Throughput Capacity | 100 Mbps | 0.4 Gbps | 0.035 Gbps | 1 Gbps | 50 Mbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | N/A | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | Modular WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 42.5 lbs | 28 lbs | 25 lbs | N/A | 20 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.3 inches | 17.3 inches | 19 inches | N/A | 17 inches |
| Wireless Support | No | No | No | No | No |
Cisco 3845 Voice Security Bundle provides reliable UC performance. PVDM2-64 ensures clear voice and secure communications for medium to large branch offices.
Durable and predictable. Supports multiple voice endpoints efficiently while maintaining secure, high-performance operations.
Easy to deploy and manage. Provides consistent voice, UC, and secure communications with minimal downtime.
High-performing and robust. Maintains secure UC and voice operations across branch offices reliably.
Strong Cisco solution. Ensures predictable UC, voice, and secure network operations for enterprise branches.
The Cisco 3845 Voice Security Bundle (C3845-VSEC/K9) is an integrated routing solution combining voice, security, and advanced IP services for enterprise WAN and branch deployments.
It includes a Cisco 3845 ISR router, PVDM2-64 DSP module for media processing, Advanced IP Services license, 128K forwarding table, and 512K dynamic routing entries.
The PVDM2-64 supports up to 128 VoIP calls or transcoding sessions simultaneously, enabling high-density voice deployments.
The Advanced IP Services license unlocks full MPLS, advanced routing protocols, VPN, QoS, and IPv6 capabilities for secure, high-performance networking.
128F/512D denotes 128,000 IPv4 routing entries in the forwarding table (FIB) and 512,000 dynamic entries for BGP, OSPF, and other protocols.
It provides hardware-accelerated VPN, firewall, IPS, content filtering, and secure voice signaling to protect data and voice traffic end-to-end.
This bundle is ideal for medium to large branch offices, remote sites, and multi-service campus networks requiring integrated voice, security, and data services.
The Cisco 3845 features two integrated Gigabit Ethernet ports, dual onboard power supplies, modular WAN interface cards, and up to 2 GB of DRAM.
By offloading DSP tasks, the PVDM2-64 ensures low-latency transcoding, conferencing, and media bypass for crystal-clear voice quality.
Yes, it fully supports SIP trunking, session border control, and secure SIP for interconnecting with service providers and cloud UC platforms.
With Advanced IP Services enabled, the Cisco 3845 delivers up to 90 Mbps of encrypted VPN throughput and 170 Mbps of aggregate routing performance.
You can acquire the Cisco 3845 Voice Security Bundle through authorized Cisco resellers, distributors, or the Cisco Commerce Workspace portal.
Cisco offers a one-year limited hardware warranty plus optional SMARTnet support contracts with 24×7 access to software updates and technical assistance.
It leverages Cisco QoS features—classification, policing, shaping, and priority queuing—to guarantee low jitter and packet loss for voice streams.
The Cisco 3845 has reached end-of-sale; customers should refer to Cisco’s End-of-Life Notices for migration paths and replacement platforms.