Cisco ISR 4321 | Cisco Routers & Firewalls
  • Cisco ISR 4321 | Cisco Routers & Firewalls
  • Cisco ISR 4321 | Cisco Routers & Firewalls
Cisco 4000 Family Integrated Services Routers (ISRs) form an intelligent WAN platform that delivers the performance, security, and convergence capabilities that today’s branch offices need.



The Cisco 4000 Family Integrated Services Router (ISR) revolutionizes WAN communications in the enterprise branch. With new levels of built-in intelligent network capabilities and convergence, it specifically addresses the growing need for application-aware networking in distributed enterprise sites. These locations tend to have lean IT resources. But they often also have a growing need for direct communication with both private data centers and public clouds across diverse links, including Multiprotocol Label Switching (MPLS) VPNs and the Internet.



The Cisco 4000 Family contains five platforms: the 4451-X, 4431, 4351, 4331, and 4321 ISRs.



Cisco 4000 Family ISRs provide you with Cisco® Intelligent WAN (IWAN) software features and a converged branch infrastructure. Along with superior throughput, these capabilities form the building blocks of next-generation branch-office WAN solutions.



Cisco Intelligent WAN (IWAN)

Cisco IWAN is a set of intelligent software services that allow you to reliably and securely connect users, devices, and branch office locations across a diverse set of WAN transport links. IWAN-enabled routers like the ISR 4000 dynamically route traffic across the “best” link based on up-to-the-minute application and network conditions for great application experiences. You get tight control over application performance, bandwidth usage, data privacy, and availability of your WAN links - control that you need as your branches conduct greater volumes of mission-critical business.



Cisco Converged Branch Infrastructure

The Cisco 4000 Series ISRs consolidate many must-have IT functions, including network, compute, and storage resources. The high-performance, integrated routers run multiple concurrent IWAN services, including encryption, traffic management, and WAN optimization, without slowing your data throughput. And you can activate new services on demand through a simple licensing change.
AC input frequency 47/63 Hz
AC input voltage 100-240 V
Authentication method RSA (748/1024/2048 bit), ECDSA (256/384 bit) ; Integrity: MD5, SHA, SHA-256, SHA-384, SHA-512
Cabling technology 10/100/1000Base-T(X)
Colour of product Black
Data network Not supported
Depth 494.64 mm
Ethernet LAN (RJ-45) ports 4
Ethernet LAN data rates 10,100,1000 Mbit/s
Firewall security IPSec VPN, EZVPN, DMVPN, FlexVPN
Flash memory 4000 MB
Form factor 1U
Height 44.45 mm
Input current 1.5 A
Internal memory 4096 MB
Networking standards IEEE 802.1Q,IEEE 802.1ag,IEEE 802.3,IEEE 802.3ah
Non-operating altitude 0 - 4570 m
Operating altitude 0 - 3048 m
Operating relative humidity (H-H) 5 - 90 %
Operating temperature (T-T) 0 - 40 °C
Package depth 409.6 mm
Package height 177.8 mm
Package width 546.1 mm
Power consumption (typical) 36 W
Power source type AC
Power supply 125 W
Rack mounting Yes
Routing protocols BGP,EIGRP,IS-IS,OSPF
RS-232 ports 2
Safety UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1
Security algorithms 128-bit AES,256-bit AES,DES
Storage relative humidity (H-H) 5 - 95 %
Storage temperature (T-T) -25 - 70 °C
Supported network protocols IPv4, IPv6, RIP, RIPv2, IGMPv3
USB ports quantity 2
USB version 2.0
WAN connection Ethernet (RJ-45)
Weight 3500 g
Width 369.57 mm

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ISR4321-VK9.pdf

Cisco ISR 4321 Data Sheet

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Cisco ISR 4321

ISR 4321 UC Bundle, UC License
Out of Stock
£2,371.69
Tax excluded
Reference: ISR4321-V/K9
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