FortiGate-3700DX
Fortinet FortiGate 3700DX — Fortinet FortiGate-3700DX 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.
FortiGate-3700DX — questions
Is the Fortinet FortiGate-3700DX still supported?
No. Fortinet's last date of support for FortiGate-3700DX was Nov 2023 (per the Fortinet end-of-sale bulletin) — it is past end of service life.
When did the FortiGate-3700DX reach end of sale?
FortiGate-3700DX reached end of sale Nov 2018, per the Fortinet end-of-sale bulletin.
What is the last date of support (EOSL) for the FortiGate-3700DX?
Nov 2023 — per the Fortinet end-of-sale bulletin.
Can the FortiGate-3700DX be maintained after Fortinet support ends?
After the last date of support, FortiGate-3700DX units can often be kept in production through third-party maintenance providers. Fortinet no longer issues software fixes, support, or hardware replacement for it.