Cisco

Cisco ISR4221X/K9 | 2x 1G RJ-45 routed; 2x NIM; SD-WAN; LTE-ready; 35–75 Mbps agg; License: IP Base; 8 GB DRAM

Cisco ISR4221X/K9 | 2x 1G RJ-45 routed; 2x NIM; SD-WAN; LTE-ready; 35–75 Mbps agg; License: IP Base; 8 GB DRAM

SKU:ISR4221X/K9

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Description

Enhanced-memory branch ISR variant featuring 2x Gigabit routed ports, two NIM slots, and IOS XE. SD-WAN capable, LTE-ready via NIM modules, and supports performance boost licensing for higher aggregate throughput.

Features

- Upgraded 8 GB DRAM for richer services and scalability
- Dual NIM expansion for flexible WAN and cellular options
- Hardware IPsec acceleration for secure VPNs
- SD-WAN capable, cloud-ready branch design
- License-based performance scalability

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: What differentiates this variant?
A: It includes 8 GB DRAM, allowing more headroom for services and larger routing/SD-WAN feature sets.

Q: Can I enable SD-WAN?
A: Yes, with the appropriate SD-WAN licensing on IOS XE.

Q: Is LTE integrated?
A: No. Add a compatible LTE NIM for cellular connectivity.

Q: Does it provide PoE on built-in ports?
A: No. PoE is available via select switch NIMs.

Q: What is the performance range?
A: 35 Mbps base, up to 75 Mbps with the Performance License.

Technical Specifications

- Routing throughput: 35 Mbps base, up to 75 Mbps with Performance License (aggregate)
- Interfaces: 2x 10/100/1000 RJ-45 routed ports
- Expansion: 2x NIM slots for WAN/LTE/voice/switch options
- Memory/Storage: 8 GB DRAM, 8 GB Flash
- Software: IOS XE, IP Base feature set
- SD-WAN: Supported with appropriate licensing
- LTE: Supported via optional NIM LTE/LTE-A modules
- Crypto: Hardware-accelerated IPsec (K9)
- Form factor: 1RU desktop/rack-mountable
- Management: Traditional CLI plus model-driven programmability (IOS XE)

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