Is the RE 400 256 end of life?

Yes. The Juniper RE 400 256 has reached end of life. Vendor support ended on 2013-01-31.

When is the RE 400 256 end of sale date?

The Juniper RE 400 256 reached end of sale on 2008-01-31. The last date of vendor support is 2013-01-31.

When does Juniper support end for the RE 400 256?

Juniper support for the RE 400 256 ended on 2013-01-31.

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RE 400 256

Name: RE 400 256
Brand: Juniper
SKU: RE-400-256-BB
Availability: Discontinued

SKU RE-400-256-BB

Juniper Routing Engine · M Series

RE 400 256 has reached end of life. Juniper support ended 2013-01-31. Last available for order 2008-01-31.

RE 400 256 Lifecycle Overview

The Juniper RE 400 256 (RE-400-256-BB) is a routing engine product in the Juniper M series. This product has reached end of life as of 2013-01-31, meaning Juniper no longer provides technical support, software updates, or hardware replacement for this product. It was last available for purchase on 2008-01-31. Organizations still running the RE 400 256 should plan a migration .

Lifecycle Milestones

Lifecycle notice published	2007-07-31
End of sale	2008-01-31
Last date of support	2013-01-31

Applicable Platforms

M MX

Source: Official Juniper notice · Last verified 2026-04-14