United States$5,000,000+
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C
Christopher Nolan
5
Excellent throughput with voice and security enabled. Handles heavy enterprise traffic without bottlenecks.
ISR4451-X-AXV/K9
Cisco ISR 4451 AXV Bundle.PVDM4-64 w/APP.SEC.UC lic.CUBE-25
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Name:
ISR4451-X-AXV/K9
- Description:
- Cisco ISR 4451 AXV Bundle.PVDM4-64 w/APP.SEC.UC lic.CUBE-25
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 990101003584
- Condition:
- Warranty:
- 3
- List Price:
$41,301.00
- Price:
$18,475.0055.3% off
Quantity:
1
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ISR4451-X-AXV/K9 Overview
ISR4451-X-AXV/K9 is a high-performance, modular enterprise router engineered to support robust network architectures with advanced power options including redundant AC power supplies. Designed for demanding networking environments, it features multiple WAN and LAN interfaces with support for dual WAN configurations and Gigabit Ethernet technology to ensure reliable wired connectivity.
ISR4451-X-AXV/K9 integrates essential services such as voice, video, and WAN optimization while delivering advanced VPN support with IPSec, SSL VPN, DMVPN, and FlexVPN capabilities. Offering secure high throughput capacity of up to 2 Gbps with built-in firewall and high availability support, this router is ideally suited for enterprise environments requiring modularity, redundancy, and uncompromised performance in mission-critical use cases.
ISR4451-X-AXV/K9 price is $18,475.00, a 55.3% saving from the Cisco list price of $41,301.00. ISR4451-X-AXV/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ISR4451-X-AXV/K9 for additional pricing. Browse the full Router Isr 4000 series or explore all Cisco products.
ISR4451-X-AXV/K9 Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec / SSL VPN / DMVPN / FlexVPN / N/A
- Power Source
- Redundant AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / MPLS / RIP / Static Routing
- Broadband
- N/A
- Architecture
- Modular
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- LAN Ports
- 4 LAN Ports
- Ethernet Technology
- 10/100/1000
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Network Protocols
- IPv4 / IPv6
- Remote Management
- CLI / SNMP / NetFlow
- Compliance Standards
- FCC / CE / UL
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN / VoIP / IPv6 Compatible / Firewall / MPLS
- Use Case
- Enterprise
- Management
- Managed
- Form Factor
- Rack-mount Chassis
- Integrated Services
- Voice / Video / WAN Optimization
- High Availability Support
- Supported
- Safety
- RoHS
- EMC
- FCC C63.10
- Telecom
- FCC Part 15
- Throughput Capacity
- 2 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall / Intrusion Prevention / Malware Protection
- Expansion Slots
- EHWIC / NIM
- Modular Slots Available
- 3+ Slots
- Stacking Capability
- Yes
- 5G Support
- No
- Memory
- 4 GB
- Flash Memory
- 1 GB
- Interface Ports
- RJ-45 / SFP
- Power
- 305 W
- Device Type
- Router
- Product Name
- Cisco ISR4451-X Integrated Services Router
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 ISR4451-X-AXV/K9 |  ISR4351-AXV/K9 |  C1-CISCO4431/K9 |  C1-CISCO4451/K9 |  ISR4461-VSEC/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 | FCC, CE | IEEE 802.3 / IEEE 802.1Q | FCC, CE | FCC, CE, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | N/A | N/A | N/A | 18 inches | 18.3 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | FCC C63.10 | N/A | 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 | EHWIC / NIM | EHWIC | EHWIC / NIM | EHWIC / NIM | EHWIC |
| Features | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN, Voice, Video, IPv6 Compatible, Firewall, MPLS, Syslog | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN, VoIP, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 1 GB | 256 MB | 512 MB | 2 GB | 2 GB |
| Form Factor | Rack-mount Chassis | Rack-mount | Rack-mount / Chassis | Rack-mount | Rack-mount |
| Height | N/A | N/A | N/A | 1.75 inches | 1.75 inches |
| 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, Combo Ports | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | Modular LAN | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 4 GB | 1 GB | 4 GB | 4 GB | 4 GB |
| Modular Slots Available | 3+ Slots | 1 Slot | 3+ Slots | 3+ Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6 | IPv4 / IPv6 | IPv4, IPv6 | IPv4, IPv6, MPLS |
| Power | 305 W | 130W | 370 W | 250 W | 305 W |
| Power Source | Redundant AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco ISR4451-X Integrated Services Router | Cisco ISR4351-AXV/K9 Integrated Services Router | Cisco 4431 Integrated Services Router | Cisco 4451 Integrated Services Router | Cisco ISR 4461 Integrated Services Router - Security Enhanced |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / NetFlow | SSH, Telnet, SNMP | SSH / Telnet / SNMP | CLI, SNMP, Telnet, SSH | SSH, Telnet, SNMP, NetConf |
| Routing Protocols | OSPF / BGP / EIGRP / MPLS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing / N/A | OSPF / BGP / EIGRP / RIP / Static Routing / MPLS | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing |
| Safety | RoHS | N/A | UL / CE | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | No | No | No | No |
| Telecom | FCC Part 15 | N/A | TIA/EIA | N/A | N/A |
| Throughput Capacity | 2 Gbps | 0.15 Gbps | 2 Gbps | 2 Gbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise / Branch Office | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN / 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 | 4 WAN Ports | Modular WAN | 2 WAN |
| Weight | N/A | N/A | N/A | 23 lbs | 27 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | 17.5 inches | 17.5 inches |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
M
Matthew Richardson
4
Powerful ISR platform for UC and security. Very stable under high load.
D
Daniel Foster
5
Impressive performance and scalability. Ideal for large branch or campus environments.
P
Paul Henderson
4
Cisco AXV bundle delivers strong application and voice performance. Worth the investment.
A
Alan Prescott
5
Reliable enterprise router with excellent UC capabilities. No downtime experienced.
Questions & Answers
What is the Cisco ISR 4451 AXV Bundle (ISR4451-X-AXV/K9)?
The Cisco ISR 4451 AXV Bundle is a high-performance integrated services router that combines advanced routing, security, unified communications and application optimization in a single chassis, complete with PVDM4-64 DSP resources, App-Sec-UC licensing and a 25-session CUBE license.
What are the key hardware specifications of the ISR4451-X-AXV/K9?
The ISR4451-X-AXV/K9 features a quad-core 2.4 GHz CPU, up to 16 GB of DDR3 memory, three onboard Gigabit Ethernet ports, three NIM/SM-X slots, two SFP WAN uplinks and dual hot-swappable power supplies.
What functionality does the PVDM4-64 module provide?
The PVDM4-64 module delivers 64 DSP channels for high-density voice and video transcoding, conferencing, and packetization services, ensuring clear call quality and optimized bandwidth usage.
What features are enabled by the App-Sec-UC license?
The App-Sec-UC license activates application experience services (WAN optimization, AVC), advanced security (firewall, IPS, URL filtering) and unified communications (SIP normalization, transrating, conferencing) on the ISR 4451.
What does the CUBE-25 license include?
The CUBE-25 license entitles the router to terminate and interconnect up to 25 concurrent SIP sessions for voice and video calling, providing secure border element services between VoIP networks.
What aggregate throughput can the ISR4451-X-AXV deliver?
The ISR4451-X-AXV delivers up to 2 Gbps of aggregate system throughput (performance license) and sustains up to 100 Mbps of services-enabled throughput with the default App-Sec-UC bundle.
How many IPsec VPN tunnels can the ISR4451 support?
The ISR4451 supports up to 250 site-to-site IPsec VPN tunnels with AES-256 encryption and SHA-2 integrity, plus scalable DMVPN and FlexVPN topologies for secure branch connectivity.
How many voice channels does the PVDM4-64 support?
The PVDM4-64 supports up to 64 simultaneous voice or video DSP channels for transcoding, mixing and conferencing, scalable to your branch or campus telephony needs.
Does the ISR4451-X-AXV support network function virtualization?
Yes. The router supports Cisco NFV Infrastructure (NFVI) with UCS-E virtualization, enabling deployment of multiple virtual network functions such as vEdge, vFirewalls and third-party VNFs on the same chassis.
What power supply options are available for the ISR4451?
The ISR4451 offers dual hot-swappable power supplies with AC (110–240 VAC) or DC (–48 V) options, delivering high availability and failover in enterprise environments.
How does the ISR4451-X-AXV enhance branch office security?
The ISR4451-X-AXV integrates Cisco IOS Zone-Based Firewall, Intrusion Prevention System (IPS), URL Filtering and AVC to provide multi-layered threat defense and application-aware security at the branch.
Can I upgrade the ISR4451 to higher performance levels?
Yes. You can install a performance license to unlock up to 2 Gbps system throughput, expand memory to 16 GB, add NIM/SM-X modules and install additional PVDM cards for greater service capacity.
What are typical use cases for the ISR4451 AXV Bundle?
Typical use cases include branch office consolidation, secure VPN aggregation, unified communications gateway, WAN optimization, and hosting virtual network functions in medium to large enterprises.
How do I configure Cisco Unified Border Element (CUBE) on this router?
To configure CUBE, enable “voice service voip” in IOS, define VoIP dial-peers, configure SIP trunks and apply the CUBE-25 license. Cisco guides provide step-by-step CLI commands for SIP interworking.
What warranty and support options are available for the ISR4451-X-AXV?
The ISR4451-X-AXV bundle includes Cisco’s limited lifetime hardware warranty and 90-day software warranty, with optional SMARTnet support for software updates, advanced replacement and 24×7 TAC access.
Where can I purchase and license the ISR4451-X-AXV/K9?
You can purchase the ISR4451-X-AXV/K9 and corresponding licenses through authorized Cisco partners, resellers or the Cisco Commerce Workspace, with flexible perpetual or subscription licensing models.