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Model Number:
Cisco 3925E Voice Sec. Bundle, PVDM3-64, UC and SEC License


C3925E-VSEC/K9 Overview

C3925E-VSEC/K9 is the Cisco 3900 Router ISR G2 Voice Security Bundle. Its appearance is similar with CISCO3925E/K9, but it’s bundled with Voice Sec. Bundle, PVDM3-64, UC and SEC License PAK.

The platforms are architected to enable the next phase of branch-office evolution, providing rich media collaboration and virtualization to the branch while maximizing operational cost savings. The integrated services routers generation 2 are future-enabled with support for new high capacity DSPs (Digital Signal Processors) for future enhanced video capabilities, high powered service modules with improved availability, multi-core CPUs, Gigabit Ethernet switching with enhanced POE, and energy visibility and control capabilities while enhancing overall system performance. Overall, the Cisco 3900 series offer unparalleled total cost of ownership savings and network agility through the intelligent integration of market leading security, unified communications, wireless, and application services.The Cisco 3900 series integrated services routers offer embedded hardware encryption acceleration, voice- and video-capable Digital Signal Processor (DSP) slots, optional firewall, intrusion prevention, call processing, voicemail, and application services. The Cisco 3900 series offers superior performance and flexibility for flexible network deployments from small business offices to large enterprise office, all while providing industry-leading investment protection.

Figure 1 shows the appearance of the C3925E-VSEC/K9

Quick Specs

Table 1 shows the quick spec.

Product CodeC3925E-VSEC/K9
BundleCisco 3925E Voice Sec. Bundle, PVDM3-64, UC and SEC License
Services Performance Engine modulew/SPE 200
Rack Units3U
Interfaces4 integrated 10/100/1000 Ethernet ports with 2 SFP ports
Expansion Slot(s)2 service module slots
3 onboard digital signal processor (DSP) slots
3 Enhanced High-Speed WAN Interface Card (EHWIC) slots
RAM1 GB (installed) / 2 GB (max)/td>
Flash Memory256 MB (installed) / 8 GB (max)
Dimensions47.6 cm x 43.8 cm x 13.3 cm

C3925E-VSEC/K9 Specification

Product DescriptionCisco 3925E UC Sec. Bundle. PVDM3-64. UC&SEC Lic. FL-CUBE10
Service CategoryC
Technical Specifications 
Device TypeRouter
Enclosure TypeDesktop – modular – 3U
Connectivity TechnologyWired
Data Link ProtocolEthernet, Fast Ethernet, Gigabit Ethernet
CapacityCisco Unified Communications Manager Express sessions: 250; Cisco Unified SRST sessions: 1350
Network / Transport ProtocolIPSec, PPPoE, L2TPv3
Routing ProtocolOSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR)
Remote Management ProtocolSNMP, RMON
Encryption AlgorithmSSL
FeaturesFirewall protection, VPN support, MPLS support, Syslog support, content filtering, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Quality of Service (QoS), Dynamic Multipoint VPN (DMVPN)
Compliant StandardsIEEE 802.3, IEEE 802.1Q, IEEE 802.1ah, IEEE 802.1ag, CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, AS/NZ 3548 Class A, CAN/CSA-E60065-00, ICES-003 Class A, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60065, BSMI CNS 13438
RAM1 GB (installed) / 2 GB (max)
Flash Memory256 MB (installed) / 8 GB (max)
Status IndicatorsPower, link/activity
TypeVoice / fax module
Digital Ports Qty64
IP Telephony 
Voice CodecsG.711, G.722, G.723.1, G.728, G.729, G.729a, G.729ab, G.726
Interfaces4 x 10Base-T/100Base-TX/1000Base-T – RJ-45; Management: 1 x console – RJ-45; Management: 1 x console – mini-USB Type B; Serial: 1 x auxiliary – RJ-45; USB: 2 x 4 pin USB Type A; 2 x SFP (mini-GBIC)
Expansion Slots3 (total) / 3 (free) x EHWIC; 3 (total) / 2 (free) x PVDM; 2 (total) / 1 (free) x CompactFlash
Expansion / Connectivity 
Power DeviceInternal power supply
Voltage RequiredAC 120/230 V (50/60 Hz)
Software IncludedCisco IOS Unified Communications, Cisco IOS Security
Dimensions(Width*Depth*Height)18.7*17.2*5.2 in.
Weight39.02 lbs