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EOL & EOSL Dates and Details

ISR4331BR/K9 EOL Data

End of-Life Announcement (EOL) 10/26/2023
End of Sale (EOS) 01/26/2024
End of Service Life (EOSL) 01/31/2029
Manufacturer Cisco
Category Routers
Product Series Cisco ISR 4300
Part Number ISR4331BR/K9
Model Number ISR4331BR/K9
Release Date 09/30/2014
Replacement Part Number N/A
Replacement Product Name

Official EOL: Additional Information

Last Ship Date : HW 04/25/2024
End Of SW Maintenance Releases Date : HW 08/31/2025
End Of Vulnerability/Security Support : HW 01/31/2029
End Of Routine Failure Analysis Date : HW 01/25/2025
End Of New Service Attachment Date : HW 01/25/2025
End Of Service Contract Renewal Date : HW 04/22/2028
Last Date Of Support : HW 01/31/2029
Notes Last supported IOS-XE Release trains will be the 17.9.x and 17.12.x for the listed ISR 4000 Platforms. IOS-XE Release trains 17.10.x and 17.11.x will not be supported. For SD-WAN deployments, future vManage Releases 20.12, 21.3 and 21.6 will support IOS-XE Release
Official EOL Notice View Official EOL Documentation

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