Junos OS Dates & Milestones
The table below details important information relevant to each Junos OS release. The dates and milestones provided are in accordance with the policies at the time of each software release and are in accordance with stated End of Life/End of Support policies for Juniper Networks.
Last updated: 2025 Feb 14
| Product | FRS Date | End of Engineering | End of Support | Release Type |
|---|---|---|---|---|
| Junos OS 24.4 | 12/29/2024 | 12/29/2029 | 06/29/2030 | EEOL |
| Junos OS 24.2 | 07/19/2024 | 07/19/2029 | 01/19/2030 | EEOL |
| Junos OS 23.4 | 12/26/2023 | 12/26/2028 | 06/26/2029 | EEOL |
| Junos OS 23.2 | 06/23/2023 | 06/23/2028 | 12/23/2028 | EEOL |
| Junos OS 23.1 | 03/31/2023 | 12/31/2023 | 03/31/2024 | EOL |
| Junos OS 22.4 | 12/22/2022 | 12/22/2025 | 06/22/2026 | EEOL |
| Junos OS 22.3 | 09/28/2022 | 09/28/2024 | 03/28/2025 | EOL |
| Junos OS 22.2 16 | 06/23/2022 | 06/23/2025 | 12/23/2025 | EEOL |
| Junos OS 22.1 | 03/24/2022 | 03/24/2024 | 09/24/2024 | EOL |
| Junos OS 21.4 12 | 12/20/2021 | 12/20/2024 | 06/20/2025 | EEOL |
| Junos OS 21.3 | 09/23/2021 | 09/23/2023 | 03/23/2024 | EOL |
| Junos OS 21.2 14 | 06/29/2021 | 06/29/2024 | 12/29/2024 | EEOL |
| Junos OS 21.1 17 | 03/25/2021 | 03/25/2023 | 09/25/2023 | EOL |
| Junos OS 20.4 13 | 12/25/2020 | 12/25/2023 | 06/25/2024 | EEOL |
| Junos OS 20.3 | 09/29/2020 | 09/29/2022 | 03/29/2023 | EOL |
| Junos OS 20.2 15 | 06/30/2020 | 06/30/2023 | 12/30/2023 | EEOL |
| Junos OS 20.1 | 03/27/2020 | 03/27/2022 | 09/27/2022 | EOL |
| Junos OS 19.4 15 | 12/26/2019 | 12/26/2022 | 06/26/2023 | EEOL |
| Junos OS 19.3 15 | 09/26/2019 | 09/26/2022 | 03/26/2023 | EEOL |
| Junos OS 19.2 15 | 06/26/2019 | 06/26/2022 | 12/26/2022 | EEOL |
| Junos OS 19.1 15 | 03/27/2019 | 03/27/2022 | 09/27/2022 | EEOL |
| Junos OS 18.4 18 | 12/22/2018 | 12/22/2021 | 06/22/2022 | EEOL |
| Junos OS 18.3 | 09/26/2018 | 09/26/2021 | 03/26/2022 | EEOL |
| Junos OS 18.2 | 06/29/2018 | 06/29/2021 | 12/29/2021 | EEOL |
| Junos OS 18.1 | 03/28/2018 | 03/28/2021 | 09/28/2021 | EEOL |
| Junos OS 17.4 10 | 12/21/2017 | 12/21/2020 | 06/21/2021 | EEOL |
| Junos OS 17.3 9 | 08/25/2017 | 08/25/2020 | 02/25/2021 | EEOL |
| Junos OS 17.2 | 06/06/2017 | 06/06/2020 | 12/06/2020 | EEOL |
| Junos OS 17.1 | 03/03/2017 | 03/03/2020 | 09/03/2020 | EEOL |
| Junos OS 16.2 8 | 11/29/2016 | 11/29/2019 | 05/29/2020 | EEOL |
| Junos OS 16.1 7 | 07/28/2016 | 07/28/2019 | 01/28/2020 | EEOL |
| Junos OS 15.1X53 6 | 06/05/2015 | 06/05/2018 | 12/05/2018 | EEOL |
| Junos OS 15.1X49 2 , 11 | 06/30/2015 | 12/31/2020 | 06/30/2021 | EEOL |
| Junos OS 15.1 6 | 06/05/2015 | 06/05/2018 | 12/05/2018 | EEOL |
| Junos OS 14.2 1 | 11/05/2014 | 11/05/2017 | 05/05/2018 | EEOL |
| Junos OS 14.1X53 5 | 09/26/2014 | 12/31/2018 | 06/30/2019 | EEOL |
| Junos OS 14.1 1, 5 | 06/13/2014 | 12/13/2017 | 06/13/2018 | EEOL |
| Junos OS 13.3 1 | 01/22/2014 | 01/22/2017 | 07/22/2017 | EEOL |
| Junos OS 13.2X52 | 07/06/2014 | 12/31/2016 | 06/30/2017 | EOL |
| Junos OS 13.2X51 | 11/22/2013 | 12/31/2015 | 06/30/2016 | EOL |
| Junos OS 13.2X50 | 06/28/2013 | 06/28/2014 | 12/28/2014 | EOL |
| Junos OS 13.2 | 08/29/2013 | 08/29/2015 | 02/29/2016 | EOL |
| Junos OS 13.1X50 | 07/25/2013 | 06/30/2015 | 12/30/2015 | EOL |
| Junos OS 13.1 | 03/15/2013 | 03/15/2015 | 09/15/2015 | EOL |
| Junos OS 12.3X54 4 | 07/18/2014 | 01/18/2018 | 07/18/2018 | EEOL |
| Junos OS 12.3X52 4 | 08/23/2013 | 08/23/2015 | 02/23/2016 | EOL |
| Junos OS 12.3X51 4 | 03/15/2013 | 03/15/2015 | 09/15/2015 | EOL |
| Junos OS 12.3X50 4 | 12/08/2012 | 01/31/2016 | 07/31/2016 | EEOL |
| Junos OS 12.3X48 1, 2, 4 | 03/06/2015 | 06/30/2020 | 06/30/2022 | EEOL |
| Junos OS 12.3 1, 4 | 01/31/2013 | 01/31/2016 | 07/31/2016 | EEOL |
| Junos OS 12.2X50 | 07/05/2012 | 01/31/2015 | 07/31/2015 | EEOL |
| Junos OS 12.2 | 09/05/2012 | 09/05/2014 | 03/05/2015 | EOL |
| Junos OS 12.1X49 | 04/19/2012 | 04/19/2014 | 10/19/2014 | EOL |
| Junos OS 12.1X48 | 01/28/2013 | 12/30/2014 | 06/30/2015 | EOL |
| Junos OS 12.1X47 2 | 08/18/2014 | 08/18/2016 | 02/18/2017 | EEOL |
| Junos OS 12.1X46 1, 2, 3 | 12/30/2013 | 12/30/2016 | 06/30/2017 | EEOL |
| Junos OS 12.1X45 2 | 07/17/2013 | 07/17/2014 | 01/17/2015 | EOL |
| Junos OS 12.1X44 1, 2 | 01/18/2013 | 01/18/2016 | 07/18/2016 | EEOL |
| Junos OS 12.1 | 03/28/2012 | 03/28/2014 | 09/28/2014 | EOL |
| Junos OS 11.4 1 | 12/21/2011 | 12/21/2014 | 06/21/2015 | EEOL |
| Junos OS 11.3 | 08/15/2011 | 07/15/2012 | 03/15/2013 | EOL |
| Junos OS 11.2 | 08/03/2011 | 06/15/2012 | 02/15/2013 | EOL |
| Junos OS 11.1 | 03/29/2011 | 11/15/2011 | 05/15/2012 | EOL |
| Junos OS 10.4 1 | 12/08/2010 | 12/08/2013 | 06/08/2014 | EEOL |
| Junos OS 10.3 | 08/15/2010 | 08/03/2011 | 12/21/2011 | EOL |
| Junos OS 10.2 | 05/28/2010 | 05/15/2011 | 11/15/2011 | EOL |
| Junos OS 10.1 | 02/15/2010 | 11/15/2010 | 05/15/2011 | EOL |
| Junos OS 10.0 1 | 11/04/2009 | 11/15/2012 | 05/15/2013 | EEOL |
| Junos OS 9.6 | 08/06/2009 | 05/06/2010 | 11/06/2010 | EOL |
| Junos OS 9.5 | 04/14/2009 | 02/15/2010 | 08/15/2010 | EOL |
| Junos OS 9.4 | 02/11/2009 | 11/11/2009 | 05/11/2010 | EOL |
| Junos OS 9.3 1 | 11/14/2008 | 11/15/2011 | 05/15/2012 | EEOL |
| Junos OS 9.2 | 08/12/2008 | 05/12/2009 | 11/12/2009 | EOL |
| Junos OS 9.1 | 04/28/2008 | 01/28/2009 | 07/28/2009 | EOL |
| Junos OS 9.0 | 02/15/2008 | 11/15/2008 | 05/15/2009 | EOL |
| Junos OS 8.5 1 | 11/16/2007 | 11/16/2010 | 05/16/2011 | EEOL |
| Junos OS 8.4 | 08/09/2007 | 05/09/2008 | 11/09/2008 | EOL |
| Junos OS 8.3 | 04/18/2007 | 01/18/2008 | 07/18/2008 | EOL |
| Junos OS 8.2 | 02/15/2007 | 11/15/2007 | 05/15/2008 | EOL |
| Junos OS 8.1 1 | 11/06/2006 | 11/06/2009 | 05/06/2010 | EEOL |
| Junos OS 8.0 | 08/15/2006 | 05/15/2007 | 11/15/2007 | EOL |
| Junos OS 7.6 | 05/15/2006 | 02/15/2007 | 08/15/2007 | EOL |
| Junos OS 7.5 | 02/08/2006 | 11/08/2006 | 05/08/2007 | EOL |
| Junos OS 7.4 | 11/15/2005 | 08/15/2006 | 02/15/2007 | EOL |
| Junos OS 7.3 | 08/16/2005 | 05/16/2006 | 11/16/2006 | EEOL |
| Junos OS 7.2 | 05/14/2005 | 02/14/2006 | 08/14/2006 | EOL |
| Junos OS 7.1 | 02/14/2005 | 11/14/2005 | 05/14/2006 | EOL |
| Junos OS 7.0 | 11/15/2004 | 08/15/2005 | 02/15/2006 | EOL |
| Junos OS 6.4 | 08/12/2004 | 05/12/2005 | 11/12/2005 | EOL |
| Junos OS 6.3 | 05/15/2004 | 02/15/2005 | 08/15/2005 | EOL |
| Junos OS 6.2 | 02/15/2004 | 11/15/2004 | 05/15/2005 | EOL |
| Junos OS 6.1 | 11/15/2003 | 08/15/2004 | 02/15/2005 | EOL |
| Junos OS 6.0 | 08/15/2003 | 05/15/2004 | 11/15/2004 | EOL |
| Junos OS 5.7 | 05/15/2003 | 02/15/2004 | 08/15/2004 | EOL |
| Junos OS 5.6 | 02/15/2003 | 11/15/2003 | 05/15/2004 | EOL |
| Junos OS 5.5 | 11/15/2002 | 08/15/2003 | 02/15/2004 | EOL |
| Junos OS 5.4 | 08/12/2002 | 05/15/2003 | 11/15/2003 | EOL |
| Junos OS 5.3 | 05/12/2002 | 02/15/2003 | 08/15/2003 | EOL |
| Junos OS 5.2 | 02/12/2002 | 11/12/2002 | 05/15/2003 | EOL |
| Junos OS 5.1 | 11/07/2001 | 08/12/2002 | 02/15/2003 | EOL |
| Junos OS 5.0 | 08/17/2001 | 05/15/2002 | 11/15/2002 | EOL |
| Junos OS 4.4 | 04/30/2001 |
F Releases:
EOE date: Same date as the corresponding mainline release
EOL/EOS date: Same date as the corresponding mainline release
Example: 15.1F2 EOE date is 04 Jun 2018, same EOE date for 15.1 mainline
15.1 Releases to 19.4 Releases:
EOE date: The date thirty-six (36) months after first general availability date.
EOL/EOS date: The date six (6) months after the EOE date.
12.1 Releases to 14.2 Releases (other than EEOL Releases):
EOE date: The date twenty four (24) months after the first general availability date.
EOL/EOS date: The date six (6) months after the EOE date.
Pre-12.1 Releases (other than EEOL Releases):
EOE date: The earlier of (i) the date eighteen (18) months from first general availability or (ii) two (2) subsequent releases of such software.
EOL/EOS date: The earlier of (i) the date twelve (12) months after the EOE date or (ii) two (2) subsequent releases of such software.
1 Extended End of Life (EEOL) Releases:
EOE date: The date thirty-six (36) months after first general availability date.
EOL/EOS date: The date six (6) months after the EOE date.
For more information, please reference KB37779.
Junos OS 14.1 only:
EOE date: The date forty-two (42) months after first general availability date.
EOS date: The date six (6) months after the EOE date.
2 Security Device Release:
This release is exclusively for Juniper security products. For more information, please reference PSN-2013-01-818.
3 12.1X46: EOE and EOS extended to 10 May 2019 for SRX100B, SRX100H, SRX110H-VA, SRX110HVB, SRX210BE, SRX210HE, SRX210HE-POE, SRX220H, SRX220H-POE, SRX240B, SRX240B2, SRX240H, SRX240H-POE, SRX240H-DC.
12.1X46: EOE and EOS extended to 10 May 2019 for LN1000-V, LN1000-CC.
12.1X46: EOE and EOS extended to 31 Jul-2018 for the J-Series product family.
4 12.3: EOE extended to 30 June 2022 and EOS extended to 30 June 2024 for a number of EX Series products. Please refer to respective product’s EOL announcement for detailed timelines.
12.3: EOE extended to 31 Jan 2017 and EOS extended to 31 Jul 2017 for QFX-Series.
12.3X48: EOS extended to 31 Dec 2022 for SRX5K SKUs for which EOS has been extended to 12/31/2022 under TSB17796. EOS extended to 01-Dec-2023 for SRX1400, SRX3400 and SRX3600 to align with the product EOS extension. EOS extended to 30-Nov-2024 for SRX100/200/500/600 to align with the product EOS extension.
12.3X50: EOE extended to 31 Jan 2017 and EOS extended to 31 Jul 2017 for EX Series and QFX Series.
12.3X51, 12.3X52, 12.3X54: These releases are exclusively for ACX Series products.
5 14.1: For customers in FIPS mode, Junos OS 14.1R4 for MX-Series EOE is extended to 13 Dec 2018 and EOS is extended to 13 June 2019.
14.1X53-D47: EOE extended to 30 Jun 2019 and EOS extended to 31 Dec 2019.
14.1X53-D51 and above: EOE extended to 30 Jun 2020 and EOS extended to 31 Dec 2020
14.1X53-D130: EOE extended to 30 Aug 2019 and EOS extended to 31 Dec 2023.
6 15.1: EOE extended to 30 June 2022 and EOS extended to 30 June 2024 for a number of EX Series products. Please refer to respective product’s EOL announcement for detailed timelines.
15.1: EOE extended to 01 May 2019 and EOS extended to 01 May 2021 for QFX3500, QFX3600, Qfabric G/M.
15.1: EOE extended to 01 May 2019 and EOS extended to 01 May 2021 for M-Series, T640 and T1600.
15.1X53 (releases prior to D59): EOE extended to 05 Dec 2018 and EOS extended to 05 May 2019 for EX2300, EX3400.
15.1X53-D59x (including D59, D590, D591, …): EOE extended to 27 Mar 2020 and EOS extended to 27 Sept 2020 for EX2300 and EX3400.
15.1X53-D67: EOE extended to 05 Jun 2019 and EOS extended to 05 Dec 2019 for QFX10002, QFX10008 and QFX10016.
15.1X53-D233: EOE extended to 05 Jun 2019 and EOS extended to 05 Dec 2019 for QFX5200 and QFX5110.
15.1R7: EOE extended to 05 Jun 2019 and EOS extended to 05 Dec 2019 for routing platforms.
15.1F6-S10: EOE extended to 05 Jun 2019 and EOS extended to 05 Dec 2019 for routing platforms.
7 16.1R7: EOE extended to 28 Jul 2020 and EOS extended to 28 Jan 2021.
8 16.2: EOS extended to 01 May 2021 for T4000, TX-3D, MX240/480/960, PTX3000 and PTX5000.
9 17.3R3: EOE extended to 25 Aug 2021 and EOS 25 Feb 2022.
10 17.4R2 (and later): EOE extended to 25 Aug 2021 and EOS 25 Feb 2022.
11 15.1X49: EOE has been extended from 1 Dec 2019 to 31 Dec 2020. During this time only Critical and SIRT issues will be addressed via maintenance releases. Other issues reported will be resolved in more current Junos OS releases.
12 21.4: EOE extended to 15 Sep 2025 and EOS extended to 15 Sep 2027 for SRX5k 2nd Generation only.
21.4: EOE extended to 31 March 2027 and EOS extended to 31 March 2029 for EX4300-P/T.
21.4: EOS extended to 01 July 2027 QFX5100-24Q/48S/48T per SKUs listed in TSB17913.
21.4 is the Last Software Version (LSV) for EX4300-32F and EX4600 products. Engineering support for 21.4 will continue until EOL and subsequent EOE announcement for EX4300-32F and EX4600 products.
21.4: EOS extended to 31st Dec 2027 for QFX5100-96S per SKUs listed in TSB69612.
13 20.4: EOS extended to 31 Mar 2027 for PTX3000BASE.
14 21.2: EOS extended to 30 June 2026 for MX5/10/40/80.
21.2: EOE extended to 31 Dec 2025 and EOS extended to 15 Mar 2028 for MX104.
21.2: EOS extended to 30 June 2026 for MX chassis configurations containing at least one product affected by TSB17733 with LSV 21.2.
15 19.1: For customers in FIPS mode, Junos OS 19.1R3 EOE and EOS are extended to 30 Sept 2025. For extended products, reference TSB70153.
19.2: For customers in FIPS mode, Junos OS 19.2R3 EOE and EOS are extended to 30 Sept 2025. For extended products, reference TSB70153.
19.3: For customers in FIPS mode, Junos OS 19.3R3 EOE and EOS are extended to 30 Sept 2025. For extended products, reference TSB70153.
19.4: For customers in FIPS mode, Junos OS 19.4R3 EOE and EOS are extended to 30 Sept 2025. For extended products, reference TSB70153.
20.2: For customers in FIPS mode, Junos OS 20.2R3 EOE and EOS are extended to 30 Dec 2025. For extended products, reference TSB70153.
19.4R2-S2: EOE extended to 22 June 2023 and EOS extended to 01 September 2027 for ACX6360-OR.
16 22.2: EOS extended to 31 March 2027 for EX9200 hardware that falls under TSB18111.
22.2 : EOS Extended to March 15th 2028 for SRX SKUs in TSB69677.
22.2R3: EOE extended to June 2027 and EOS extended to Dec 2027 for QFX Series and EX4400.
17 21.1: EOS extended to 15 Oct 2026 for QFX5200-48Y.
18 18.4R1-S8: EOE extended to 22 June 2022 and EOS extended to 01 September 2027 for ACX6360-OX.
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