Cisco

Cisco ISR4451-X-SEC-K9 | 4x 1GbE WAN edge router, 3x NIM, 2x SM, 8GB flash/4GB DRAM | SD-WAN ready, Security (SEC) license bundle | Optional LTE via NIM

Cisco ISR4451-X-SEC-K9 | 4x 1GbE WAN edge router, 3x NIM, 2x SM, 8GB flash/4GB DRAM | SD-WAN ready, Security (SEC) license bundle | Optional LTE via NIM

SKU:ISR4451-X-SEC-K9

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Description

High-performance WAN edge platform with integrated Gigabit Ethernet, versatile module expansion, and security features activated by the Security (SEC) license bundle. Ideal for multi-site enterprises adopting application-aware routing, strong VPN, and next-gen firewalling. Optional cellular LTE modules provide backup or primary WAN links via NIM slots.

Features

- Security bundle activated for enterprise-grade firewall and VPN
- SD-WAN ready for application-aware, policy-based WAN
- Flexible expansion with 3x NIM and 2x SM-X for WAN, voice, or compute services
- Optional LTE for resilient hybrid WAN
- High-throughput services with hardware acceleration

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does this unit include the Security features out of the box?
A: Yes. The Security (SEC) license bundle enables features such as Zone-Based Firewall, IPsec/SSL VPN, and advanced security policies.

Q: Is it SD-WAN capable?
A: Yes. It supports Cisco SD-WAN (IOS-XE) when appropriately licensed and configured.

Q: Can I add LTE connectivity?
A: Yes. Add an appropriate cellular NIM for LTE failover or primary WAN.

Q: What is the default memory and flash?
A: Base configuration includes 4 GB DRAM and 8 GB flash; upgrades are supported.

Technical Specifications

- Integrated ports: 4x 10/100/1000 Ethernet
- Expansion: 3x NIM, 2x SM-X
- Memory/Storage: 4 GB DRAM, 8 GB flash (base config)
- License tier: Security (SEC) bundle pre-activated
- SD-WAN: Supported (IOS-XE SD-WAN capable)
- VPN/Encryption: IPsec/SSL VPN, ZBFW (with SEC)
- LTE/5G: Optional via cellular NIM modules
- Routing: Advanced policy-based and application-aware routing
- Management: Console, Mini-USB console, out-of-band management Ethernet
- Virtualization: Service containers/WAAS-X capable (license-dependent)

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