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Juniper M/MX Series M320 — End-of-Life & EOSL Dates

Juniper M/MX Series M320 — router. Published end-of-sale (last order) and end-of-support (EOSL) dates from Juniper JTAC End-of-Life bulletins.

Is the Juniper M/MX Series M320 end of life?

Past end of service
10/100
Little or no runway
Support Runway Score

Every tracked Juniper M/MX Series M320 SKU group is past Juniper end of service life (last group Dec 2022). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure.

Why this score
  • Past end of service life — 157 months ago
  • Vendor-published date, source-linked
  • Category: router

The score reflects support-lifecycle timing and source confidence only — higher means more support runway. It is not a risk, safety or compliance rating. How it’s calculated →

Action priority
Critical
Every tracked part number is past end of service life — unsupported by the vendor.
EOSL range
Jul 2013 – Dec 2022
Part numbers
22
Confidence
Vendor-published date
Last verified
Aug 2026
Source
Check your part numbers in bulk →

M320

EOSL — PAST
157 mo
past end of service
now
availableend of saleservice
End of saleJul 2008
End of serviceJul 2013Juniper bulletin ↗

3 SKUs in this group

M320

EOSL — PAST
134 mo
past end of service
now
availableend of saleservice
End of saleJun 2010
End of serviceJun 2015Juniper bulletin ↗

2 SKUs in this group

M320

EOSL — PAST
89 mo
past end of service
now
availableend of saleservice
End of saleMar 2014
End of serviceMar 2019Juniper bulletin ↗

1 SKU in this group

M320

EOSL — PAST
63 mo
past end of service
now
availableend of saleservice
End of saleMay 2016
End of serviceMay 2021Juniper bulletin ↗

7 SKUs in this group

M320

EOSL — PAST
44 mo
past end of service
now
availableend of saleservice
End of saleMay 2016
End of serviceDec 2022Juniper bulletin ↗

9 SKUs in this group

Options from here

Unsupported now

The Juniper M/MX Series M320 is past Juniper end of service life. These are the paths teams take from here:

Third-party maintenance

Keep it in production past the OEM cutoff with an independent maintainer.

Pre-stock spares

Buy spares now, while units still circulate on the secondary market.

Plan replacement

It is unsupported today — set a migration timeline and budget.

Run to failure

Low-criticality role — document the risk, harden backups, retire on your terms.

Independent and informational — EOSL.ai sells no hardware or maintenance and lists no paid placements. Third-party maintenance keeps unsupported gear in production past the OEM cutoff; whether it fits depends on the asset's role.

M/MX Series M320 — questions

Is the Juniper M/MX Series M320 end of life?

Yes — every tracked M320 SKU group is past its last date of support.

What is the last date of support for the M320?

Last dates of support across M320 SKU groups range from Jul 2013 to Dec 2022.

Where do these M320 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.

More Juniper M/MX Series · compare all 21 models →

On the same timetable

Embed this status on your wiki or README

A live badge that shows this model's support status and links here — it refreshes when the vendor date changes.

Juniper M/MX Series M320 EOL / EOSL status
<a href="https://eosl.ai/system/juniper-m320/"><img src="https://eosl.ai/badge/juniper-m320.svg" alt="Juniper M/MX Series M320 EOL / EOSL status"></a>
[![Juniper M/MX Series M320 EOL / EOSL status](https://eosl.ai/badge/juniper-m320.svg)](https://eosl.ai/system/juniper-m320/)