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Router · Switch hardware

2H-CY2021

ISR 800 Series —

ENDING SOON
7 mo
until end of service life

Lifecycle position

now
availableend of saleservice
Available—
End of saleJan 2022
End of serviceJan 2027Cisco bulletin ↗
Last security firmwareSW maintenance ended 2023-01

Options from here

Third-party maintenance

Covered past the OEM cutoff by an independent maintainer.

Pre-stock spares

Modules and units still circulate on the secondary market.

Schedule migration

Carrying production traffic? Set the replacement window now, not mid-outage.

Run to failure

Low-criticality role — document the risk, harden backups, retire on your terms.

Other SKUs in 800 Series

C819HG-LTE-MNA-K9›IR1101-A-K9›P-LTEAP18-GL›IR1101-K9›C819H-K9›IR1821-K9›C819HWD-A-K9›WP-WIFI6-A›

2H-CY2021 — questions

Is the Cisco 2H-CY2021 still supported?

Yes, for now. Cisco's last date of support for 2H-CY2021 is Jan 2027, per the Cisco end-of-life bulletin.

When did the 2H-CY2021 reach end of sale?

2H-CY2021 reached end of sale Jan 2022, per the Cisco end-of-life bulletin.

What is the last date of support (EOSL) for the 2H-CY2021?

Jan 2027, according to the Cisco end-of-life bulletin.

Can the 2H-CY2021 be maintained after Cisco support ends?

After the last date of support, 2H-CY2021 units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, TAC support, or hardware replacement for it.