United States$5,000,000+
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K
Kevin Marshall
5
DNA subscription adds great visibility. Router performance has been solid.
ISR4321-DNA
Cisco ISR 4321 (2GE,2NIM,4G FLASH,4G DRAM,IPB) with DNA sub
FEATURED DEAL
Name:
ISR4321-DNA
- Description:
- Cisco ISR 4321 (2GE,2NIM,4G FLASH,4G DRAM,IPB) with DNA sub
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 430816355740
- Condition:
- Warranty:
- 3
- List Price:
$2,871.99
- Price:
$2,154.0025% off
Quantity:
1
Business price:
3 Year Extended Warranty
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ISR4321-DNA Overview
ISR4321-DNA is a fixed enterprise router designed with dual WAN configuration and robust power options provided by an AC power supply, featuring 2 WAN ports and 4 LAN ports that support 10/100/1000 Ethernet technology. It is built to deliver integrated services for voice and video while offering modular expansion capabilities and a secure, high-performance platform for business connectivity.
ISR4321-DNA also supports advanced VPN features including IPSec, SSL VPN, DMVPN, and FlexVPN to safeguard network communications. With a throughput capacity of 0.3 Gbps, redundant high availability support, and management via Cisco DNA Center, CLI, and Web UI, it is ideally suited for enterprise and business use cases requiring reliable routing, firewall security, and comprehensive network services.
ISR4321-DNA price is $2,154.00, a 25% saving from the Cisco list price of $2,871.99. ISR4321-DNA is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ISR4321-DNA for additional pricing. Browse the full Router Isr 4000 series or explore all Cisco products.
ISR4321-DNA Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec / SSL VPN / DMVPN / FlexVPN / N/A
- Power Source
- AC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- Broadband
- N/A
- Architecture
- Fixed
- 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
- Cisco DNA Center, CLI, Web UI
- Compliance Standards
- FCC, CE
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN / IPv6 Compatible / Firewall / MPLS
- Use Case
- Enterprise / Business
- Management
- Managed
- Form Factor
- Rack-mount
- Integrated Services
- Voice / Video
- High Availability Support
- Supported
- Safety
- N/A
- EMC
- N/A
- Telecom
- N/A
- Throughput Capacity
- 0.3 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall / Intrusion Prevention / Malware Protection
- Expansion Slots
- EHWIC
- Modular Slots Available
- 3+ Slots
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 4 GB
- Flash Memory
- 512 MB
- Interface Ports
- RJ-45 / SFP
- Power
- 200 Watts
- Device Type
- Router
- Product Name
- ISR4321-DNA
- Height
- 1.75 inches
- Width
- 17 inches
- Depth
- 15 inches
- Weight
- 11 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 ISR4321-DNA |  ISR4331-V/K9 |  ISR4461-VSEC/K9 |  ISR4351-AX/K9 |  ISR4321-V/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Modular | Fixed | Fixed |
| 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 | Firewall / Intrusion Prevention |
| Compliance Standards | FCC, CE | CE / FCC / UL | FCC, CE, RoHS | FCC / CE / RoHS | FCC, CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired / Ethernet |
| Depth | 15 inches | 13.9 inches | 18.3 inches | 16.9 inches | 16.1 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | 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 | EHWIC | EHWIC / NIM / SM-X | EHWIC | NIM | EHWIC |
| Features | VPN / IPv6 Compatible / Firewall / MPLS | VPN / Voice / Video / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / MPLS | VPN / VoIP / IPv6 Compatible / Firewall / WAN Optimization | VPN / VoIP / IPv6 Compatible / Firewall / MPLS |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 512 MB | 2 GB | 2 GB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 4.33 inches | 1.75 inches | 1.7 inches | 1.75 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video |
| Interface Ports | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 4 GB | 4 GB | 4 GB | 1 GB | 2 GB |
| Modular Slots Available | 3+ Slots | 3+ Slots | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4, IPv6 | IPv4 / IPv6 / MPLS | IPv4, IPv6, MPLS | IPv4 / IPv6 / MPLS / VPN | IPv4, IPv6 |
| Power | 200 Watts | 250 W | 305 W | 62 W | 65W |
| Power Source | AC Power Supply | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | ISR4321-DNA | Cisco ISR 4331 Integrated Services Router | Cisco ISR 4461 Integrated Services Router - Security Enhanced | Cisco ISR4351-AX/K9 Integrated Services Router | Cisco ISR4321 Integrated Services Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Cisco DNA Center, CLI, Web UI | SSH / Telnet / SNMP | SSH, Telnet, SNMP, NetConf | SSH / Telnet / SNMP | SSH, Telnet, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing |
| Safety | N/A | N/A | N/A | N/A | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | Yes | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.3 Gbps | 0.15 Gbps | 1 Gbps | 0.15 Gbps | 300 Mbps |
| Use Case | Enterprise / Business | Enterprise / Branch | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / DMVPN / FlexVPN / N/A | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN / FlexVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 11 lbs | 19 lbs | 27 lbs | 19 lbs | 12.3 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17 inches | 17.4 inches | 17.5 inches | 17.3 inches | 17.3 inches |
| Wireless Support | No | No | No | No | No |
Reviews & Ratings
R
Ryan Whitfield
4
Good routing performance with modern management features.
S
Scott Bennett
5
Cisco DNA simplifies operations for branch networks.
O
Oliver Grant
3
Stable ISR with added value from DNA licensing.
D
Derek Lawson
4
Ideal for teams adopting software driven networking.
Questions & Answers
What is the Cisco ISR 4321 with DNA subscription?
The Cisco ISR 4321 with DNA subscription is a modular branch router featuring 2 Gigabit Ethernet ports, 2 Network Interface Module (NIM) slots, 4 GB flash, 4 GB DRAM, IP Base license, and Cisco DNA software assurance for advanced network automation and security.
Which performance capabilities does the ISR 4321 deliver?
The ISR 4321 delivers up to 50 Mbps of performance with hardware acceleration, support for multiple WAN links, and QoS to ensure reliable application delivery in small to midsize branch environments.
What network modules are supported on the ISR 4321?
The ISR 4321 supports two NIM slots compatible with Ethernet, serial, DSL, and other WAN interface modules for flexible connectivity and network expansion.
How much memory and storage does the ISR 4321 include?
The device includes 4 GB of onboard DRAM and 4 GB of onboard flash storage to accommodate IOS XE software, configurations, logs, and optional feature images.