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ISR4321-AXV/K9
Cisco ISR 4321 AXV Bundle, with CUBE-10, IPBase, APP, SEC an...
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
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.
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.
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.
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.
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| 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 |
| 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 |
| 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 |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | No | Yes | No | Yes |
| 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 |
| Width | 17.5 inches | 17.5 inches | 17.32 inches | 17.3 inches | 17.4 inches |
| Wireless Support | No | No | No | No | No |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
AXV bundle made licensing simple. Stable performance for branch UC.
Reliable router with good UC and security capabilities.
Consistent uptime and smooth voice services.
Cisco quality platform for smaller enterprise branches.
Meets expectations for integrated voice and security.
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.
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.
The IPBase license delivers essential routing protocols (EIGRP, OSPF, BGP), MPLS, IPv6, QoS, and basic security features for resilient interbranch connectivity.
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.
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.
The UC license enables Cisco Unified Survivable Remote Site Telephony (SRST), conferencing, digit manipulation, and mobility features for branch telephony resiliency.
The CUBE-10 license supports up to 10 concurrent SIP sessions for secure voice and video interconnections.
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.
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.
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.
Yes, with the SEC license the ISR 4321 AXV supports IPsec, DMVPN, GET VPN, SSL VPN, Zone-Based Firewall, and IDS/IPS functions.
Running Cisco IOS XE, the ISR 4321 AXV supports SD-WAN, DNA Center automation, onboard virtualization with Cisco NFVIS, and containerized application hosting.
The router integrates with Cisco DNA Center, vManage for SD-WAN orchestration, Cisco Prime Infrastructure, and supports RESTCONF, NETCONF, and YANG APIs.
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.
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.
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