Cisco ISR4351-SEC/K9 – Integrated Services Router with Security License

Cisco ISR4351-SEC/K9 is a high-performance Integrated Services Router from the ISR 4000 Series, bundled with the SEC (Security) technology license.

This router is built to deliver secure, scalable, and high-speed WAN connectivity for medium to large enterprises.

Equipped with 2 multicore CPUs, modular interface flexibility, and support for advanced security features like VPN, firewall, zone-based security, and intrusion prevention (IPS), the ISR4351-SEC/K9 is ideal for branch deployments, cloud access, and hybrid networks.

Available through RebuyIT India, the router comes certified and tested, and is available for rent or sale with a 1-year warranty and PAN-India delivery.

Ideal Uses for Cisco ISR4351-SEC/K9

• Secure branch connectivity & WAN routing
• Enterprise-class VPN solutions
• Cloud and data center edge integration
• Hybrid WAN / SD-WAN infrastructure
• Retail, banking, government, and multi-site networks

Delivery, Warranty & Support

• Cisco-certified and tested hardware
• 1-Year hardware warranty
• PAN-India shipping (typically 2–5 business days)
• Available for rental or purchase
• Optional pre-configuration and remote support

FAQs – Cisco ISR4351-SEC/K9

Q1: What does the SEC license include?

✅ The SEC license includes VPN (IPSec/SSL), Zone-Based Firewall, and Intrusion Prevention (IPS).

Q2: Is it SD-WAN ready?

✅ Yes, the ISR4351-SEC/K9 supports Cisco SD-WAN architecture.

Q3: What modules can I add?

✅ It supports NIMs (e.g., serial, T1/E1, LTE) and SM-X (e.g., switching, UCS-E).

Q4: Can I rent this for testing or temporary deployments?

✅ Yes. RebuyIT offers rental options for short- or long-term use cases.

Q5: Is voice supported in this model?

✅ Not by default. For integrated voice, consider the ISR4351-V/K9 or ISR4351-VSEC/K9 variant.