Cisco ISR4431/K9 ISR 4431 **New Retail** 4GE ISR4431/K9

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.

Design



LED indicators



Y, Yes


On/off switch



Yes


Product colour



Black


Rack capacity



1U


Rack mounting



Yes


Features



Flash memory



8000 MB


Internal memory



4000 MB


Maximum memory card size



32 GB


Safety



UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1, GB-4943


Logistics data



Harmonized System (HS) code



85176990


Management features



Quality of Service (QoS) support



Yes


Reset button



Yes


Web-based management



Yes


Network



Cabling technology



10/100/1000Base-T(X)


Ethernet interface type



Gigabit Ethernet


Ethernet LAN



Yes


Ethernet LAN data rates



10, 100, 1000


Full duplex



No


Networking standards



IEEE 802.1ag, IEEE 802.1Q, IEEE 802.3, IEEE 802.3ah


Operational conditions



Non-operating altitude



0 - 4750 m


Operating altitude



0 - 3050 m


Operating relative humidity (H-H)



5 - 85 %


Operating temperature (T-T)



0 - 40 �C


Storage relative humidity (H-H)



5 - 95 %


Storage temperature (T-T)



-40 - 70 �C


Package dimensions



Depth (package,cm)



73.03 cm


Gross Weight (Package, kg)



11 kg


Height (package,cm)



20.02 cm


Width (package,cm)



56.51 cm


Packaging data



AC adapter included



Yes


Ports & interfaces



DC-in jack



Yes


Ethernet LAN (RJ-45) ports



8


RS-232 ports



2


USB ports quantity



3


USB version



2.0


Power



AC input frequency



47 - 63 Hz


AC input voltage



100 - 240 V


Input current



3 A


Power consumption (typical)



65 Watt


Power source type



AC, DC


Power supply



250 Watt


Product dimensions



Net Weight (Product, kg)



11.4 kg


Product Depth



50.72 cm


Product Height



4.39 cm


Product Width



43.81 cm


Protocols



Routing protocols



BGP, EIGRP, IS-IS, OSPF


Security



Firewall



Yes


Firewall security



IPSec, EZVPN, DMVPN, FlexVPN


Vendor information



Brand Name


Cisco


Warranty



3 Month(s)


WAN connection



Ethernet WAN



Yes


Wireless LAN features



Dual-band



No