EX Series EX9251 — EX9251 switch
Covered past the OEM cutoff by an independent maintainer.
Modules and units still circulate on the secondary market.
Carrying production traffic? Set the replacement window now, not mid-outage.
Low-criticality role — document the risk, harden backups, retire on your terms.
Yes, for now. Juniper's last date of support for EX9251-8X4C is Mar 2027 (per the Juniper end-of-sale bulletin).
EX9251-8X4C reached end of sale Mar 2022, per the Juniper end-of-sale bulletin.
Mar 2027 — per the Juniper end-of-sale bulletin.
After the last date of support, EX9251-8X4C units can often be kept in production through third-party maintenance providers. Juniper no longer issues software fixes, support, or hardware replacement for it.