Lifecycle record

Cisco ISR 4331 (3GE, 2NIM, 1SM, 4G FLASH, 4G DRAM, IPB) EOL & EOSL Dates

Check Cisco ISR4331-B-K9 lifecycle milestones, source fields, replacement notes.

EOL & EOSL Dates and Details

ISR4331-B-K9 lifecycle data

Lifecycle status

End of Support (EOL Completed)

Recorded lifecycle milestones in date order.

Official source fields and support milestones recorded for ISR4331-B-K9.

Release Date	2014-09-29
Last Ship Date: HW, License	2020-01-27
Last Ship Date: HW	01/27/2020
End Of New Service Attachment Date: HW	10/28/2020
End Of SW Maintenance Releases Date: HW	10/28/2020
End Of Routine Failure Analysis Date: HW	10/28/2020
End Of Vulnerability/Security Support: HW	10/28/2022
End Of Service Contract Renewal Date: HW	01/24/2024
Last Date Of Support: HW	10/31/2024
End of-Service-Life (EOSL)	2024-10-31
Official EOL Notice	View Official EOL Documentation

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Manufacturer	Part Number	Product Name	EOL Date
Cisco	ISR4221-B-K9	Cisco ISR 4221 High BW (2GE, 2NIM, 4G FLASH, 4G DRAM, IPB)	2019-04-30
Cisco	ISR4321-B-K9	Cisco ISR 4321 (2GE, 2NIM, 4G FLASH, 4G DRAM, IPB)	2019-04-30
Cisco	SISR4451XNPEK9-38S	Cisco ISR 4451-X IOS XE UNIVERSAL - NO PAYLOAD ENCRYPTION	2020-04-30
Cisco	SISR4451XUK9-38S	Cisco ISR 4451-X IOS XE UNIVERSAL	2020-04-30
Cisco	SISR4451XUK9-39S	Cisco ISR 4451-X IOS XE UNIVERSAL	2020-04-30