FortiGate-621B-G
Fortinet FortiGate 621B — Fortinet FortiGate-621B-G next-generation firewall
Lifecycle position
Options from here
Keep it in production past the OEM cutoff with an independent maintainer.
Buy spares now, while units still circulate on the secondary market.
It is unsupported today — set a migration timeline and budget.
Low-criticality role — document the risk, harden backups, retire on your terms.
Other SKUs in FortiGate 621B
FortiGate-621B-G — questions
Is the Fortinet FortiGate-621B-G still supported?
No. Fortinet's last date of support for FortiGate-621B-G was Jul 2019 (per the Fortinet end-of-sale bulletin) — it is past end of service life.
When did the FortiGate-621B-G reach end of sale?
FortiGate-621B-G reached end of sale Jul 2014, per the Fortinet end-of-sale bulletin.
What is the last date of support (EOSL) for the FortiGate-621B-G?
Jul 2019 — per the Fortinet end-of-sale bulletin.
Can the FortiGate-621B-G be maintained after Fortinet support ends?
After the last date of support, FortiGate-621B-G units can often be kept in production through third-party maintenance providers. Fortinet no longer issues software fixes, support, or hardware replacement for it.