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ISR4321-AXV/K9
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Cisco ISR 4321 AXV Bundle, with CUBE-10, IPBase, APP, SEC an...
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ISR4321-AXV/K9
- Description:
- Cisco ISR 4321 AXV Bundle, with CUBE-10, IPBase, APP, SEC and UC licenses.
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- Brand:
- Cisco
- GTIN:
- 818249538082
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- Warranty:
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- List Price:
$6,517.00
- Price:
$3,506.0046.2% off
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ISR4321-AXV/K9 Overview
ISR4321-AXV/K9 is a high-performance, fixed enterprise router engineered for branch offices and distributed enterprises. It features a robust architecture that supports versatile power options including AC power and redundant configurations, and it integrates multiple WAN/LAN interfaces for flexible connectivity. The router delivers integrated services such as voice, video, and WAN optimization while offering modular expansion slots to adapt to evolving network requirements.
Designed with advanced VPN capabilities including IPSec, SSL VPN, DMVPN, and FlexVPN, the ISR4321-AXV/K9 guarantees secure and reliable communications. With Gigabit Ethernet technology ensuring solid throughput and high availability redundancy, this router consistently delivers superior performance for applications ranging from enterprise connectivity to mission-critical branch networking.
ISR4321-AXV/K9 price is $3,506.00, a 46.2% saving from the Cisco list price of $6,517.00. ISR4321-AXV/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ISR4321-AXV/K9 for additional pricing. Browse the full Router Isr 4000 series or explore all Cisco products.
ISR4321-AXV/K9 Specifications
- Ethernet Technology
- 10/100/1000
- Flash Memory
- 256 MB
- Width
- 17.5 inches
- Height
- 1.75 inches
- Memory
- 512 MB
- Weight
- 13.2 lbs
- Depth
- 18.3 inches
- Product Type
- Enterprise Router
- Architecture
- Fixed
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Compliance Standards
- FCC, CE
- Wireless Support
- No
- Firewall Features
- Yes
- Management
- Managed
- QoS Features
- Supported
- Modular Slots Available
- 2 Slots
- 5G Support
- No
- Device Type
- Router
- VPN Support
- IPSec / SSL VPN / DMVPN / FlexVPN
- Network Protocols
- IPv4, IPv6
- Remote Management
- SSH, Telnet, SNMP
- High Availability Support
- Supported
- Broadband
- N/A
- Integrated Services
- Voice / Video / WAN Optimization
- LAN Ports
- 4 LAN Ports
- Telecom
- TIA/EIA
- Power
- 54 W
- Power Source
- AC Power Supply / Redundant
- Built-in Security Features
- Firewall / Intrusion Prevention / Malware Protection
- Speed/Capacity
- Gigabit
- Interface Ports
- RJ-45 / SFP
- Routing Protocols
- OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing
- Expansion Slots
- NIM / EHWIC
- Stacking Capability
- Yes
- Throughput Capacity
- 200 Mbps
- Safety
- RoHS Compliant
- Features
- Mesh / VPN / VoIP / IPv6 Compatible / Firewall / MPLS
- Use Case
- Enterprise / Branch
- Form Factor
- Rack-mount / Desktop
- EMC
- CISPR22, FCC Part 15
- Product Name
- Cisco ISR4321-AXV/K9
ISR4321-AXV/K9 Use Case
Branch Office Voice & Data Convergence with SIP Trunking
In a multisite retail network, the Cisco ISR4321-AXV/K9 with CUBE-10 functions as an integrated SIP session border controller, terminating SIP trunks for local PSTN breakout and centralizing dial-plan management. IPBase provides advanced routing (DMVPN/OSPF), the APP license ensures application-aware performance, the SEC license enforces firewall, IPS and VPN, and the UC license delivers local survivable voice features. Benefit: Lower PSTN fees by up to 40%, simplified branch deployments and 99.9% voice/data uptime with unified security and telephony on one platform.
Hybrid WAN Optimization and Cloud Voice Integration
A mid-market enterprise leverages the ISR4321-AXV/K9 APP license (PfRv3) to monitor and steer ERP, CRM and video-conferencing traffic dynamically across MPLS and broadband links. IPBase enables DMVPN mesh for secure site-to-site connectivity, SEC license encrypts WAN tunnels, CUBE-10 delivers secure SIP trunk connectivity to a cloud PBX, and UC license prioritizes real-time voice and video. Benefit: Boosted application performance by up to 35%, prioritized voice quality, and reduced WAN spend by 25%, all managed via a single console.
Unified Threat Management and Collaboration for SMB
A growing professional services firm deploys Cisco ISR4321-AXV/K9 as its edge router, consolidating routing, security and UC in one appliance. The SEC license integrates next-gen firewall, intrusion prevention and secure remote-access VPN. APP license accelerates threat containment with application visibility, while UC license powers on-premises IP telephony and video conferencing. CUBE-10 provides resilient SIP trunk breakout and IPBase delivers advanced WAN failover. Benefit: 30% reduction in CapEx/OpEx, streamlined IT operations, and a single-pane-of-glass for security and collaboration.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ISR4321-AXV/K9 |  ISR4451-X-V/K9 |  ISR4451-X-VSEC/K9 |  ISR4221/K9 |  ISR4331-V/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Modular | Fixed | 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 | FCC / CE / UL | FCC / CE / UL | FCC / CE | CE / FCC / UL |
| Connectivity Type | Wired | Ethernet | Wired | Wired | Wired |
| Depth | 18.3 inches | 18 inches | 18.03 inches | 15.7 inches | 13.9 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | CISPR22, FCC Part 15 | N/A | N/A | 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 | NIM | NIM / EHWIC | EHWIC | EHWIC / NIM / SM-X |
| Features | Mesh / VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS / QoS | VPN / Voice / Video / IPv6 Compatible / Firewall / MPLS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 2 GB | 1 GB | 256 MB | 2 GB |
| Form Factor | Rack-mount / Desktop | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 2.91 inches | 1.73 inches | 4.33 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization, Security | Voice / Video | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 / SFP | RJ-45 / SFP | RJ-45, SFP | RJ-45 / EHWIC | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | Modular LAN | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 4 GB | 8 GB | 1 GB | 4 GB |
| Modular Slots Available | 2 Slots | 3+ Slots | 2 Slots | 2 Slots | 3+ Slots |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6, MPLS | IPv4, IPv6 | IPv4 / IPv6 / OSPF / EIGRP / BGP / RIP | IPv4 / IPv6 / MPLS |
| Power | 54 W | 370W | 335 W | 65 Watt | 250 W |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply | AC Power Supply / Redundant |
| Product Name | Cisco ISR4321-AXV/K9 | Cisco ISR4451-X-V/K9 | Cisco ISR4451-X-VSEC/K9 | Cisco ISR 4221/K9 | Cisco ISR 4331 Integrated Services Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | SSH / Telnet / SNMP | Cisco IOS XE CLI / Web GUI | CLI / SNMP / Cisco SDM | SSH / Telnet / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing / MPLS | OSPF / BGP / EIGRP / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | RoHS Compliant | N/A | N/A | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | No | Yes | No | Yes |
| Telecom | TIA/EIA | N/A | N/A | N/A | N/A |
| Throughput Capacity | 200 Mbps | 2 Gbps | 2 Gbps | 0.3 Gbps | 0.15 Gbps |
| Use Case | Enterprise / Branch | Enterprise | Enterprise | Enterprise | Enterprise / Branch |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN / FlexVPN / N/A |
| WAN Configuration | Dual WAN | Modular WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | Modular WAN | 4 WAN | 2 WAN | 2 WAN |
| Weight | 13.2 lbs | 30 lbs | 29.76 lbs | 10.4 lbs | 19 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.5 inches | 17.5 inches | 17.32 inches | 17.3 inches | 17.4 inches |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
M
Mark Ellison
5
Reliable router with good UC and security capabilities.
J
James Thornton
5
Consistent uptime and smooth voice services.
S
Steven Palmer
4
Cisco quality platform for smaller enterprise branches.
B
Brian Fletcher
5
Meets expectations for integrated voice and security.
Questions & Answers
What is the Cisco ISR 4321 AXV Bundle (SKU: ISR4321-AXV/K9)?
The Cisco ISR 4321 AXV Bundle is a compact integrated services router delivering secure data, voice, video, and application services, pre-licensed with CUBE-10, IPBase, APP, Security (SEC), and Unified Communications (UC) for small to medium branches.
Which licenses are included in the ISR4321-AXV/K9 bundle?
The ISR4321-AXV/K9 bundle includes CUBE-10 for Session Border Controller, IPBase for core routing features, APP for application services, Security (SEC) for advanced firewall and VPN, and Unified Communications (UC) for voice and video enablement.
What features does the IPBase license provide?
The IPBase license delivers essential routing protocols (EIGRP, OSPF, BGP), MPLS, IPv6, QoS, and basic security features for resilient interbranch connectivity.
What application services are enabled by the APP license?
The APP license provides performance boost on demand, WAAS Express for application acceleration, and Cisco IOS XE services like Cisco Umbrella and Sourcefire threat analytics.
What security capabilities does the SEC license enable?
The SEC license activates Cisco IOS Firewall, Zone-Based Firewall (ZBFW), IPsec VPN, Secure Boot, Trust Anchor, and IDS/IPS modules for comprehensive branch security.
What unified communications functions does the UC license support?
The UC license enables Cisco Unified Survivable Remote Site Telephony (SRST), conferencing, digit manipulation, and mobility features for branch telephony resiliency.
How many simultaneous calls does the CUBE-10 license support?
The CUBE-10 license supports up to 10 concurrent SIP sessions for secure voice and video interconnections.
What is the throughput performance of the ISR 4321 AXV router?
The ISR 4321 AXV delivers up to 50 Mbps of aggregate throughput by default and can be upgraded to 100 Mbps via Cisco Performance License on Demand.
Which physical interfaces and modular slots are available on the ISR 4321 AXV?
The ISR 4321 AXV includes 2 integrated Gigabit Ethernet WAN ports, 3 Gigabit Ethernet LAN switch ports, 1 network interface module (NIM) slot, and 1 service module (SM) slot.
Can I upgrade the performance of the Cisco ISR 4321 AXV router?
Yes, you can increase the router’s throughput from 50 Mbps to 100 Mbps using the Cisco Performance License on Demand, activated via a software token.
Does the Cisco ISR 4321 AXV support VPN and advanced security protocols?
Yes, with the SEC license the ISR 4321 AXV supports IPsec, DMVPN, GET VPN, SSL VPN, Zone-Based Firewall, and IDS/IPS functions.
What virtualization and software features does the ISR 4321 AXV offer?
Running Cisco IOS XE, the ISR 4321 AXV supports SD-WAN, DNA Center automation, onboard virtualization with Cisco NFVIS, and containerized application hosting.
How is the ISR 4321 AXV managed and automated?
The router integrates with Cisco DNA Center, vManage for SD-WAN orchestration, Cisco Prime Infrastructure, and supports RESTCONF, NETCONF, and YANG APIs.
What are the dimensions and power specifications of the ISR 4321 AXV?
The ISR 4321 AXV measures 1.75 x 12.62 x 10.39 inches (1RU) and has a typical power consumption of 45 W under full load.
What warranty and support options come with the ISR 4321 AXV bundle?
The product includes a 1-year limited hardware warranty with next-business-day replacement and optional Cisco SMARTnet support for extended coverage and rapid RMA services.