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ISR4451-X-SEC/K9

Announced in: Cisco ISR4200, ISR4300 and select ISR4400 Series Platform

Cisco Chassis · ISR 3900 series

High confidence Official Cisco notice (EOL14896) ↗ Verified
ISR4451-X-SEC/K9 is no longer available for purchase. End-of-sale was . Cisco support continues until (+856d).

Is the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform still supported?

The Cisco ISR4200, ISR4300 and select ISR4400 Series Platform is no longer sold but Cisco continues to support it through 2028-11-30. See Cisco's lifecycle bulletin.

When does the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform reach end of support?

Cisco support for the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform ends on 2028-11-30.

What replaces the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform?

Cisco has not published a successor model for the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform.

ISR4451-X-SEC/K9 Lifecycle Overview

The Cisco ISR4451-X-SEC/K9 (ISR4451-X-SEC/K9) is a chassis product in the Cisco ISR 3900 series. This product has reached end of sale as of and can no longer be ordered from Cisco. Existing deployments continue to receive vendor support until , after which the product will reach end of life.

Lifecycle Milestones

Lifecycle notice published 9y 11mo ago
End of sale 8y 8mo ago
Last order date 8y 5mo ago
End of software maintenance 11mo ago
End of failure analysis 1y 9mo ago
End of security vulnerability support in 2y 4mo
Last date of support in 2y 4mo
Applicable Platforms
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