Juniper M/MX Series M20 End-of-Life & EOSL Dates
Juniper M/MX Series M20 — router. Published end-of-sale (last order) and end-of-support (EOSL) dates from Juniper JTAC End-of-Life bulletins.
Every tracked Juniper M/MX Series M20 SKU group is past Juniper end of service life (last group Dec 2012). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure.
End of sale
Dec 2001 – Dec 2008
Last date of support
Dec 2004 – Dec 2012
Part numbers
5
167
months since the last part number lost support
Why this score
- Past end of service life: the first part numbers 263 months ago, the last 167 months ago
- Vendor-published date, source-linked
- Category: router
Support-lifecycle timing and source confidence only. Higher means more runway. It is not a risk, safety or compliance rating. How it is calculated
Part numbers in this family
Dates vary across 5 groups in this family, so every row carries its own. Find your exact part before you plan.
| Part number | End of sale | Last date of support | Status | Description |
|---|---|---|---|---|
| M20/M40 | Dec 2001 | Dec 2004 | Past support | M20 router |
| M20 | Mar 2005 | Mar 2010 | Past support | M20 router |
| M20 | Sep 2006 | Sep 2011 | Past support | M20 router |
| M20 | Dec 2008 | Dec 2012 | Past support | M20 router |
| M20 | Dec 2007 | Dec 2012 | Past support | M20 router |
Options from here
The Juniper M/MX Series M20 is past Juniper end of service life. These are the paths teams take 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. Current eBay listings for M/MX Series M20 ↗
It is unsupported today. Set a migration timeline and budget.
Low-criticality role: document the risk, harden backups, retire on your terms.
Independent and informational. EOSL.ai sells no hardware and no maintenance, and lists no paid placements. Third-party maintenance keeps unsupported gear in production past the OEM cutoff; whether it fits depends on the role the asset plays.
M/MX Series M20 questions
Is the Juniper M/MX Series M20 end of life?
Yes. Every dated M20 SKU group is past its last date of support.
What is the last date of support for the M20?
Last dates of support across M20 SKU groups range from Dec 2004 to Dec 2012.
Where do these M20 dates come from?
Every end-of-sale and end-of-service-life date on this page links to the official Juniper end-of-sale bulletin it was taken from.