United States$5,000,000+
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L
Lawrence King
5
Voice bundle delivered excellent call quality and stability.
ISR4461-V/K9
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Cisco ISR 4461 Voice Bundle
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ISR4461-V/K9
- Description:
- Cisco ISR 4461 Voice Bundle
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ISR4461-V/K9 Overview
ISR4461-V/K9 is a high-performance, secure router built on a robust modular architecture that supports integrated voice, video, and WAN optimization services. It offers flexible power options including redundant AC power supplies and a range of WAN/LAN interfaces designed to meet the evolving needs of enterprise and branch office networks.
ISR4461-V/K9 delivers reliable throughput, redundancy, and advanced VPN features to secure remote and site-to-site connectivity. With modular expansion capabilities, comprehensive management protocols, and support for advanced routing protocols, this router is engineered to excel in demanding business and enterprise environments.
ISR4461-V/K9 price is is available on request. Get immediate quote.
Request bulk order quote for ISR4461-V/K9 for additional pricing. Browse the full Router Isr 4000 series or explore all Cisco products.
ISR4461-V/K9 Specifications
- Form Factor
- Rack-mount
- Ethernet Technology
- 10/100/1000
- Flash Memory
- 256 MB
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- Product Type
- Enterprise Router
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Wireless Support
- No
- Firewall Features
- Yes
- Management
- Managed
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- QoS Features
- Supported
- Modular Slots Available
- 2 Slots
- 5G Support
- No
- Device Type
- Router
- VPN Support
- IPSec / SSL VPN / DMVPN / FlexVPN
- High Availability Support
- Supported
- Broadband
- N/A
- Integrated Services
- Voice / Video / WAN Optimization
- LAN Ports
- 4 LAN Ports
- Network Protocols
- IPv4 / IPv6
- Compliance Standards
- FCC / CE
- Use Case
- Enterprise / Business
- Expansion Slots
- EHWIC / NIM
- Built-in Security Features
- Firewall / Intrusion Prevention / Malware Protection
- Architecture
- Modular
- Speed/Capacity
- Gigabit
- Interface Ports
- RJ-45 / SFP
- Throughput Capacity
- 0.4 Gbps
- Stacking Capability
- Yes
- Memory
- 2 GB
- Power
- 375 W
- Remote Management
- CLI / Telnet / SSH / SNMP
- Power Source
- AC Power Supply / Redundant Optional
- Features
- VPN / Voice / Video / WAN Optimization / Firewall
- Product Name
- Cisco ISR4461-V/K9 Integrated Services Router
ISR4461-V/K9 Use Case
Unified Communications for Distributed Retail Enterprise
In a national retail chain with 150+ stores, the Cisco ISR4461-V/K9 Voice Bundle serves as a centralized voice gateway, integrating on-premises Cisco Unified Communications Manager with SIP trunking. This setup delivers consistent HD voice quality, simplifies branch-by-branch deployment and maintenance, and enables real-time call analytics. Benefit: lowers PSTN costs by up to 40%, accelerates rollouts by 50%, and ensures 99.999% voice uptime across all locations.
Secure, Compliant VoIP for Financial Services
A global bank leverages the ISR4461-V/K9 Voice Bundle to encrypt voice traffic between regional offices and its data center, meeting stringent PCI-DSS and GDPR requirements. Native hardware encryption and advanced firewall capabilities safeguard customer calls and financial transactions. Benefit: achieves end-to-end call security, simplifies audit readiness, and maintains sub-10 ms latency for high-priority trading communications.
High-Density Contact Center Operations
A 500-seat call center uses the Cisco ISR4461 Voice Bundle as its primary dial-tone gateway, supporting 2,000+ concurrent VoIP sessions with Cisco Unified Contact Center Enterprise. Integrated DSP modules optimize transcoding and echo cancellation, while QoS policies guarantee crystal-clear customer interactions. Benefit: scales capacity by 3×, reduces call setup delay by 60%, and enhances CSAT scores through superior voice reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ISR4461-V/K9 |  ISR4331-AXV/K9 |  ISR4451-X-AXV/K9 |  ISR4451-X-SEC/K9 |  ISR4431-DNA | |
|---|---|---|---|---|---|
| 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 | RoHS, FCC, CE | FCC / CE / UL | FCC, CE, UL | IEEE / FCC / CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | N/A | N/A | N/A | 14.1 in | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | FCC C63.10 | N/A | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | EHWIC / NIM | EHWIC, NIM | EHWIC / NIM | NIM, EHWIC | EHWIC / NIM / SFP+ |
| Features | VPN / Voice / Video / WAN Optimization / Firewall | VPN, VoIP, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN, IPv6 Compatible, Firewall, Intrusion Prevention System | VPN / Firewall / VoIP / IPv6 Compatible / MPLS / Integrated Services |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 512 MB | 1 GB | 512 MB | 512 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount Chassis | Rack-mount | Rack-mount |
| Height | N/A | N/A | N/A | 1.75 in | 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 | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 2 GB | 4 GB | 4 GB | 4 GB | 4 GB |
| Modular Slots Available | 2 Slots | 3+ Slots | 3+ Slots | 2 Slots | 3+ Slots |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6, MPLS | IPv4 / IPv6 | Ethernet, Fast Ethernet, Gigabit Ethernet | IPv4, IPv6, MPLS |
| Power | 375 W | 350W | 305 W | 350 W | 150 W |
| Power Source | AC Power Supply / Redundant Optional | AC Power Supply / DC Power Supply / Redundant | Redundant AC Power Supply | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant |
| Product Name | Cisco ISR4461-V/K9 Integrated Services Router | Cisco ISR4331-AXV/K9 Integrated Services Router | Cisco ISR4451-X Integrated Services Router | Cisco ISR4451-X-SEC/K9 | ISR4431-DNA |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / Telnet / SSH / SNMP | CLI, SNMP, NETCONF | CLI / SNMP / NetFlow | SSH, Telnet, SNMP | SSH / Telnet / SNMP / NETCONF |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IPv6 / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing |
| Safety | N/A | N/A | RoHS | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | Yes | Yes | No | No |
| Telecom | N/A | N/A | FCC Part 15 | N/A | N/A |
| Throughput Capacity | 0.4 Gbps | 100 Mbps | 2 Gbps | 2 Gbps | 1.2 Gbps |
| Use Case | Enterprise / Business | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | Modular WAN |
| Weight | N/A | N/A | N/A | 21 lbs | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | 17.5 in | N/A |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
B
Bruce Hamilton
4
Handles high call volumes without degradation.
A
Anthony Moore
5
Cisco ISR voice performance is reliable and clear.
G
Graham Lewis
5
Good choice for enterprise voice deployments.
M
Martin Blake
4
Consistent UC performance with minimal maintenance.
Questions & Answers
What is the Cisco ISR 4461 Voice Bundle (SKU: ISR4461-V/K9)?
The Cisco ISR 4461 Voice Bundle is an integrated services router designed for branch and enterprise sites, combining high-performance routing, built-in voice processing, and security features in a single platform.
Which core features are included in the ISR 4461 Voice Bundle?
It includes a 4-core 1.7 GHz CPU, 8 GB DRAM, dual integrated T1/E1/Ethernet WAN ports, embedded DSPs for up to 240 voice channels, Cisco IOS XE software and comprehensive security modules.
How many simultaneous voice channels does it support?
The ISR 4461 Voice Bundle supports up to 240 concurrent voice channels using the embedded Digital Signal Processors (DSPs) for transcoding, conferencing and fax.
What performance can I expect from the ISR 4461?
With up to 2 Gbps of throughput and hardware-accelerated encryption, the ISR 4461 delivers enterprise-class performance for data, voice and security services at the branch.
Which WAN interfaces are available on the ISR 4461 Voice Bundle?
The bundle provides two integrated T1/E1 ports, two Gigabit Ethernet WAN ports, one RJ-45 console port and one USB 3.0 for flexible connectivity.
Is QoS supported on the Cisco ISR 4461 Voice Bundle?
Yes, Cisco ISR 4461 implements advanced QoS features—classification, policing, shaping and priority queuing—to guarantee voice quality even under heavy network load.
What security capabilities are built into the ISR 4461 Voice Bundle?
It offers Cisco IOS XE firewall, intrusion prevention system (IPS), VPN (IPsec/SSL), Secure Boot and Trust Anchor for a multilayered security architecture.
How scalable is the ISR 4461 for future growth?
The modular design supports up to three Network Interface Modules (NIMs) and various DSP daughter cards, allowing easy upgrades for additional data and voice interfaces.
Which licensing options are available for this router?
The ISR 4461 Voice Bundle includes the Unified Communications Module license and Security Technology Package; additional Data, Security, and Unified Workspace licenses are available for advanced features.
Which software image does the ISR 4461 run?
It runs Cisco IOS XE, a secure, modular operating system that supports programmability via NETCONF, RESTCONF, Python scripting and model-driven telemetry.
What are typical use cases for the ISR 4461 Voice Bundle?
Ideal for medium to large branch offices requiring integrated voice, video, WAN aggregation, security and application hosting in a single appliance.
How do I migrate from older ISR platforms to the ISR 4461?
Cisco provides feature-compatible migration guides and a universal IOS XE software image for seamless license transfer and configuration porting from ISR 4000 and ISR 3900 Series.
What are the physical dimensions and power requirements?
The chassis measures 2RU (3.47 x 17.5 x 20.5 inches), weighs 15.2 lbs and supports dual field-replaceable AC or DC power supply modules.
What warranty and support does Cisco offer?
Cisco provides a one-year limited hardware warranty, with optional SMARTnet service contracts for 24×7 global support, software updates and advanced hardware replacement.
How do I order the ISR 4461 Voice Bundle (SKU: ISR4461-V/K9)?
Contact your Cisco authorized reseller or visit Cisco’s ordering portal, specify SKU ISR4461-V/K9 and select any optional SMARTnet or software-license add-ons.
What ROI benefits does the Cisco ISR 4461 Voice Bundle deliver?
By consolidating routing, voice and security, the ISR 4461 reduces hardware footprint, lowers operational costs and simplifies management, achieving ROI in as little as 12 months.