Dell Disk Library for Mainframe (DLm) — Disk Library for Mainframe (DLm) data protection
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.
No. Dell's last date of support for DLm2100D was Sep 2023 (per the Dell End-of-Life list) — it is past end of service life.
DLm2100D reached end of sale Sep 2018, per the Dell End-of-Life list.
Sep 2023 — per the Dell End-of-Life list.
After the last date of support, DLm2100D units can often be kept in production through third-party maintenance providers. Dell no longer issues software fixes, support, or hardware replacement for it.