United States
Q
What is the Cisco ISR 4000 Series router?
A
The Cisco ISR 4000 Series is a family of modular, high-performance routers designed for secure, unified branch-office networking and application services.
Q
What are the key features of the ISR 4000 Series?
A
Key features include hardware-accelerated performance, integrated security, carrier-grade reliability, modular service slots, and support for advanced WAN services.
Q
What throughput can the ISR 4000 deliver?
A
Depending on the model, the ISR 4000 delivers up to 2 Gbps of concurrent services throughput with full security and application visibility enabled.
Q
Which network modules and interfaces does the ISR 4000 support?
A
The ISR 4000 supports modular NIM, SM-X, and PVDM slots, multiple Gigabit Ethernet, 10-Gigabit Ethernet, and integrated PoE interfaces.
Q
How scalable is the Cisco ISR 4000 platform?
A
ISR 4000 routers scale from 50 Mbps to 2 Gbps of performance, support up to 20 Gbps of aggregate bandwidth, and can host virtualized network functions.
Q
What integrated services are available on the ISR 4000?
A
Integrated services include firewall, IPS, VPN, WAN optimization, application visibility and control (AVC), and voice/video conferencing.
Q
How does the ISR 4000 enhance branch-office security?
A
It provides hardware-accelerated encryption, zone-based firewall, intrusion prevention, URL filtering, and secure VPN tunnels for robust branch protection.
Q
What licensing options are offered for the ISR 4000?
A
Cisco offers Performance, Security, and AppX bundles under Cisco ONE licensing, plus any-to-any Next-Generation WAN (any-to-any-NGW) add-ons.
Q
How do I deploy an ISR 4000 in a branch office?
A
Rack-mount the router, install required modules, connect WAN/LAN interfaces, apply a valid license, and configure IOS XE software using Cisco SD-WAN or CLI.
Q
Does the ISR 4000 support Cisco SD-WAN?
A
Yes, ISR 4000 Series runs Cisco IOS XE with built-in vEdge software components for full-featured SD-WAN deployment and orchestration.
Q
How is high availability configured on the ISR 4000?
A
Configure dual power supplies, redundant fans, and use Cisco StackWise or Stateful Switchover (SSO) with a secondary ISR 4000 for nonstop operation.
Q
What power options are available for the ISR 4000?
A
You can choose from internal AC power supplies, DC power modules, and Cisco Redundant Power System (RPS) support for mission-critical uptime.
Q
How do I upgrade the software on an ISR 4000?
A
Use Cisco IOS XE bundle images, download via TFTP/USB/SD card, and apply the upgrade package with the install add file CLI command followed by a reload.
Q
What are the common use cases for the ISR 4000?
A
Common use cases include secure SD-WAN, cloud on-ramp, unified communications, branch consolidation, and managed IT services.
Q
How can I monitor and manage my ISR 4000 router?
A
Manage with Cisco DNA Center, Cisco Prime Infrastructure, or Cisco IOS XE embedded telemetry for real-time analytics and automated troubleshooting.
