Cisco ISR4431/K9

Description

The Cisco ISR4431/K9 is a powerful member of the Cisco 4000 Family Integrated Services Routers (ISRs), delivering revolutionary WAN communications for enterprise branches. This 1RU router offers 500 Mbps default aggregate throughput, scalable to 1 Gbps with Performance License and over 4 Gbps CEF with Boost License. Designed for Software Defined WAN (SD-WAN), it provides superior performance, security, and convergence for lean IT resources connecting to private data centers and public clouds via MPLS, VPNs, and Internet.

8 Units In Stock – Immediate Dispatch. Special Offer: $3500 (Save 8%). PDF Datasheet Available for download.

Product Overview

Cisco 4000 Family ISRs, including the ISR4431, form a Software Defined WAN platform with built-in intelligent network capabilities. Platforms: ISR4461, 4451, 4431, 4351, 4331, 4331-DC, 4321, 4221 & 4221X. Revolutionizes branch WAN with application-aware networking.

Features and Benefits

• Performance: Concurrent software services up to 10 Gbps (ISR4461); ISR4431 supports 500 Mbps default. Backplane up to 10 Gbps. Distributed multicore architecture with internal services plane.
• Service reliability: Remote installation of application-aware services identical to dedicated appliances.
• Lower WAN expenditures: Embedded Cisco Catalyst SD-WAN for business-class Internet connections.
• Pay-as-you-grow: Remote performance-on-demand license upgrades, no hardware changes.
• Superior user experiences: ISR-AX Application Experience bundle, DMVPN, zone-based firewalls, IPS (Snort, Umbrella), Content Management. Secure boot, code signing, hardware authentication.
• IT consolidation: Integrates routing, switching, virtual server, storage, security, UC, WAN optimization, performance management.
• Business continuity: Dual integrated power supplies (ISR4400 Series including 4431), modular interfaces for load-balancing, OIR, Cisco Unified SRST, diverse access links: T1/E1, T3/E3, Serial, xDSL, GE/10GE.
• Lower telephony costs: High-performance analog/digital gateway, VoIP over SIP, integrated IP PBX (CME), CUBE.
• Easier manageability: Universal software image, Cisco/third-party tools, programmability.

Platform Architecture

• Multicore processors: High-speed WAN, emulated Flow Processor (FP) for ASIC-like performance.
• Embedded IPsec VPN hardware acceleration: Scalable WAN security with IOS XE Security license.
• Integrated GE ports: Up to 6 built-in (ISR4431: 4x GE), SFP/RJ-45, optional 30W PoE+ on two front GE, dedicated management GE port.
• USB console: Mini type-B + traditional serial/aux ports.
• Optional PoE power supply: 802.3af/at to switch modules, redundant PoE modules.
• Optional RPS: For ISR4400 Series (4431), PoE boost to 1000W.
• SM-X: ISR4431 has 0 slots (family up to 10 Gbps throughput).
• NIMs: 3 slots on ISR4431, up to 2Gbps each, OIR, SSD/HDD support.
• ISC slot: On motherboard, PVDM4 support, 2Gbps link.
• Flash: Single slot up to 32GB (default 8GB), 2x USB-A 2.0.
• DRAM: ISR4431 data plane 2GB fixed; control/services 4GB default to 16GB max.
• NEBS: ISR4461 certified (not 4431).

Managing Cisco ISR 4000 Family

• WebUI: GUI for routing, firewall, VPN, UC, WAN/LAN wizards.
• Cisco Catalyst Center: Lifecycle management, visibility, assurance for branch/campus/WAN.
• Cisco Configuration Engine: Zero-touch image/config distribution.
• Cisco Prime Security Manager: Context-aware security policies.
• Cisco WAAS Central Manager: WAAS config, reporting.
• Embedded: EEM for event detection/recovery, IP SLAs, SNMP/RMON/syslog/NetFlow/IPFix.

Cisco Catalyst SD-WAN

Intelligent software for secure connectivity across WAN links. Dynamically routes traffic based on application/network conditions. Tight control over performance, bandwidth, privacy. ISR4431 optimized for Catalyst SD-WAN: deep packet inspection, app control, DoS prevention, IPS/firewall, SaaS caching, app acceleration. Managed via cloud/on-prem, DNA Essentials/Advantage licenses.

Security Solutions

• WAN MACsec on NIM 2GE-CU-SFP.
• Cisco Secure Network Analytics: Real-time threat detection (C&C, ransomware, DDoS, malware).
• Snort IPS/Umbrella Branch: Threat defense, DNS-layer protection.
• Requires SEC/HSEC licenses.

Services Plane: Branch-in-a-Box

Built-in processing for WAAS, Service Containers/hypervisor for x64 apps. UCS-E servers: 8-core Xeon, 48GB DDR3, RAID storage. NFVIS for VM lifecycle, programmability.

Licensing

• Cisco DNA: Essentials/Advantage + Network Essentials/Advantage perpetual.
• Universal IOS XE image, RTU licenses. DNA Subscriptions for WAN. HSEC for full crypto (>1000 tunnels, >250Mbps).
• Bundles: AXV (AX+Voice), VSEC (Voice+SEC), AX (IP Base+SEC+advanced), V, SEC.
• Performance Licenses: FL-44-PERF-K9 (500Mbps to 1Gbps), Boost FL-4430-BOOST-K9 (>4Gbps CEF).
• Smart Licensing from 16.6.1.

DC Power Support

ISR4431 supports internal DC (48-60V), up to 437W no PoE. PoE not with DC.

Operational Cost Reduction

• Netconf/YANG data modeling.
• SMU for patches/security.
• Network Plug and Play for zero-touch onboarding.

Ordering and Migration

ISR4431/K9: 4 GE, 3 NIM, 1 ISC, 8GB Flash, 2GB data/4GB control DRAM default. Cisco TMP migration. 90-day warranty.

Sustainability and Services

Cisco ESG reporting, WEEE compliance, takeback. Cisco/partner services for planning, optimization. Cisco Capital financing. SMARTnet support.

For full details, refer to Cisco ISR 4000 Data Sheet. Contact sales: 1-800-553-6387.