Junos eol

Explanation of EOSE for MX104 Platform. Description The MX104 has a End of Software Engineering date listed as 12/31/2025. However, it also lists 21.2 as the last supported software version. 21.2 has a End of Engineering date as 6/29/2024 Our question is when will generally available software updates stop being available? 6/29/2024, or 12/31/2025?

Junos eol. Juniper Junos OS (EOSL) End of Support Dates The following table describes important details about each Junos OS release. When applicable, dates and milestones are listed in accordance with the policies in effect at the time of the software release and follow stated Juniper Networks End of Life/End of Support policies for …

Migration, Upgrade, and Downgrade Instructions. date_range 25-Nov-22. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the MX Series. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network.

Migration, Upgrade, and Downgrade Instructions. This section contains the upgrade and downgrade support policy for Junos OS for EX Series switches. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. For information about software installation and upgrade, see the Installation ...These issues affect all versions of Junos OS Evolved before 21.4R3-S4-EVO, 22.1-EVO, 22.3-EVO, 22.4-EVO. Problem Multiple vulnerabilities have been resolved in Juniper Networks Junos OS and Junos OS Evolved by updating cURL libraries. Junos OS Evolved: From 22.4-EVO before 22.4R2-S1-EVO. This flaw makes curl overflow a heap based buffer in the ...Migration, Upgrade, and Downgrade Instructions. date_range 18-Apr-23. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the PTX Series. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network.Juniper Junos OS (EOSL) End of Support Dates The following table describes important details about each Junos OS release. When applicable, dates and milestones are listed in accordance with the policies in effect at the time of the software release and follow stated Juniper Networks End of Life/End of Support policies for …Downgrading from Release 21.1R2. Migration, Upgrade, and Downgrade Instructions. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the MX Series. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network.Product Affected Platforms running Junos Software in FIPS mode as below: Junos 19.1R3 FIPS and respective SRs for EX2300, EX3400, MX240-960, MX104, EX9200 Junos 19.2R3 FIPS and respective SRs for MX204, NFX150, SRX family except SRX345, SRX380, and SRX1500 Junos 19.3R3 FIPS and respective SRs for MX10003 Junos 19.4R3 FIPS and respective SRs for EX4300-48MP Junos 20.2R3 FIPS and respective SRs ...Last Updated2024-02-11. Report a Security Vulnerability. Description. This KB article provides detailed instructions on how to check the End-of-Life (EOL) status for a specific …

M (M, MX) Series Hardware Dates & Milestones. Support. The SKUs in the table below are no longer orderable as of the last order date indicated. To learn more, please review the …SUPPORTED PLATFORMS. ACX Series, cPCE, cRPD, cSRX, EX Series, JRR Series, Juniper Secure Connect, Junos Fusion, MX Series, NFX Series, PTX Series, QFX Series, SRX ...Juniper Support Portal; Community; keyboard_arrow_right. Find a Product. Start typing a product name to find Software Downloads for that product. All Series ... Please select one of the below product for the selected series. Junos on White Box QFX5100 (EOL) QFX5110 QFX5120-32C QFX5120-48T QFX5120-48Y QFX5120-48YM QFX5130-32CD QFX5200 …It won't be business as usual, but these major events and festivals will still be happening this year The ongoing coronavirus pandemic has upended nearly every element of human lif...Pamela Wilson of pamelawilson.com sits down with Shawn Hessinger of Small Biz Trends to discuss building an online business. * Required Field Your Name: * Your E-Mail: * Your Remar...

Migration, Upgrade, and Downgrade Instructions. date_range 18-Apr-23. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the PTX Series. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network. Nothing in this EOL Policy should be construed as a repudiation of any contractual commitment Juniper has made regarding end-of-life for particular products or customers. As always, a customer’s right to support services of any kind is contingent upon that customer’s having a valid, JUNIPER JUNOS PULSE MAG2600 GATEWAY. Sign up for quarterly updates. EOL Date. 12/31/2016. EOSL Date. 12/31/2020. OEM. Juniper. Category.A major release can be either an EEOL (extended end-of-life) release or a regular EOL release. This determines for how much time they will be supported. The exact milestone dates for each Junos release can be found at the Junos Dates and Milestones page. Generally, EEOL releases will receive 36 months of Juniper Networks engineering support ...

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OS X: Odds are you could probably improve your posture a bit while you work, and Nekoze is a fun little app that will help you do it. Nekoze takes the form of a cat that keeps an e...Junos OS Release Notes for Junos Fusion for Provider Edge What's New | 62 What's Changed | 62. What’s Changed in Release 21.4R3 | 62. Known Limitations | 62 Open Issues | 63 Open Issues | 63 Documentation Updates | 63 Migration, Upgrade, and Downgrade Instructions | 63 Junos OS Release Notes for MX Series What's New | 73. …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 …Created2021-12-27. Last Updated2021-12-28. Report a Security Vulnerability. Description. Before Junos 15.1, you can tell if a version is EEOL (Extended End of Life) by checking https://support.juniper.net/support/eol/software/junos/. If there's a "1" before the release, then it its an EEOL version. Example: --------------. 1 Extended End of ...We provide a simple upgrade path that allows you to quickly and easily upgrade your Junos OS and start using the advanced threat mitigation capabilities on your security device. At Juniper Networks, we make Junos OS upgrade software available for free to our customers. You can find Junos OS images and related KB articles at our Support site.

The dates and milestones provided are in accordance with the policies of each Junos Space Management Application software 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: 21 Aug 2023. EOE date: The date twenty-four (24) months from first general ...Migration, Upgrade, and Downgrade Instructions. date_range 18-Apr-23. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the PTX Series. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network.Download Results for: QFX SERIES. Please select one of the below product for the selected series. Junos on White BoxQFX5100 (EOL) QFX5110QFX5120-32CQFX5120-48TQFX5120-48Y QFX5120-48YMQFX5130-32CDQFX5200QFX5200-32C-SQFX5210QFX5210-64C-S QFX5220QFX5700QFX10002QFX10002-60CQFX10008QFX10016 vQFX Evaluation. FEEDBACK feedback.Juniper End of Life (EOL) notices are the start of a five-year process to discontinue a specific product. Juniper will no longer sell the hardware for that model, market, or offer support contracts after the EOL date. Juniper continues to offer post-warranty support for eligible products if the hardware is still under a service contract.Migration, Upgrade, and Downgrade Instructions. This section contains the upgrade and downgrade support policy for Junos OS for SRX Series devices. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. Starting in Junos OS release 21.2R1, all Junos OS products which were …M (M, MX) Series Hardware Dates & Milestones. Support. The SKUs in the table below are no longer orderable as of the last order date indicated. To learn more, please review the Technical Bulletin Product Announcement by following the SKU link in the table below (login required) and see the cause and next steps.Junos Fusion Enterprise (EOL) Start here to evaluate, install, or use Juniper Networks® Junos® Fusion Enterprise. The Junos Fusion Enterprise enables you to significantly expand the number of network interfaces on the aggregation devices in your enterprise switching network. Learn Release Notes. Get details about new and updated features for …Aug 28, 2023 · Verify your device is not past its end of life. Refer to End of Life Products & Milestones for device end-of-life status. Identify the target software to upgrade. The Suggested Releases to Consider and Evaluate article has information on suggested releases by device. Junos OS Dates & Milestones can help you understand support timelines.

Basic Procedure for Upgrading to Release 23.4. Migration, Upgrade, and Downgrade Instructions. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the NFX Series. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network. Note:

JUNIPER EX3300 48-PORT GBE SWITCH. Sign up for quarterly updates. EOL Date. 02/01/2019. EOSL Date. 06/30/2024. Manufacturer. Juniper. Category.So in case of 10.2R3.10, the R3 is a maintenance release and the ending .10 is a maintenance build number. 9. RE: Current JUNOS Release numbers explained. Actually that last number is a bit of internal record keeping and represents the exact ID of the build.Junos OS Release 22.2R1, Common Criteria Evaluated Guide for MX240, MX480, and MX960 Devices with MX-SPC3 Services Card navigate_next. Junos OS Release 19.1R2, Common Criteria Evaluated Guide for MX240, MX480, MX960, MX2010, and MX2020 Devices navigate_next. Junos OS Release 18.3R1, FIPS Evaluated Configuration Guide for MX240, MX480, MX960 ...EX2300 EX2300-C EX3400 EX4100 EX4100-F EX4300 EX4300 Multigigabit EX4400 EX4400-24X EX4600 EX4650 EX9204 EX9208 EX9214 EX Series Redundant Power System EX2200 (EOL) EX2200-C (EOL) EX3200 (EOL) EX3300 (EOL) EX4200 (EOL) EX4500 (EOL) EX4550 (EOL) EX6210 (EOL) EX8208 (EOL) EX8216 (EOL) EX9251 … Migration, Upgrade, and Downgrade Instructions. date_range 13-Feb-23. This section contains the procedure to upgrade or downgrade Junos OS and satellite software for a Junos fusion for enterprise. Upgrading or downgrading Junos OS and satellite software might take several hours, depending on the size and configuration of the Junos fusion for ... On August 31, Jiangsu Phoenix Publishing Media A will release figures for Q2.Analysts expect Jiangsu Phoenix Publishing Media A will release earni... Jiangsu Phoenix Publishing Med...The dates and milestones provided are in accordance with the policies of Contrail software 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: 12 Oct 2023. LTS (Long Term Support) release - LTS tagged releases will be supported for 3 years.Junos OS Release 22.2R1, Common Criteria Evaluated Configuration Guide for SRX300, SRX320, SRX340, SRX345, ... EOL Notices and Bulletins. JTAC User Guide. Customer Care User Guide. Pathfinder. SRX High Availability Configurator. SRX VPN Configurator. End User License Agreement. Latest Knowledge Base Articles. Up-to-date information …

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This section contains the upgrade and downgrade support policy for Junos OS for EX Series switches. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. For information about software installation and upgrade, see the Installation and Upgrade Guide.Migration, Upgrade, and Downgrade Instructions. date_range 13-Feb-23. This section contains the procedure to upgrade or downgrade Junos OS and satellite software for a Junos fusion for enterprise. Upgrading or downgrading Junos OS and satellite software might take several hours, depending on the size and configuration of the Junos fusion for ...We are constantly improving our software to bring Juniper customers the best experience possible. As a customer, it is important for you to upgrade to the recommended software release for your device, and to be mindful of the End of Support (EOS) dates for Juniper’s software releases. ... For Junos EOL dates, refer to our …Junos OS Release Notes for Junos Fusion for Provider Edge What's New | 62 What's Changed | 62. What’s Changed in Release 21.4R3 | 62. Known Limitations | 62 Open Issues | 63 Open Issues | 63 Documentation Updates | 63 Migration, Upgrade, and Downgrade Instructions | 63 Junos OS Release Notes for MX Series What's New | 73. …These issues affect all versions of Junos OS Evolved before 21.4R3-S4-EVO, 22.1-EVO, 22.3-EVO, 22.4-EVO. Problem Multiple vulnerabilities have been resolved in Juniper Networks Junos OS and Junos OS Evolved by updating cURL libraries. Junos OS Evolved: From 22.4-EVO before 22.4R2-S1-EVO. This flaw makes curl overflow a heap based buffer in the ...Passwordless tech is a key part of zero trust models. “There is no doubt that over time, people are going to rely less and less on passwords… they just don’t meet the challenge for...On August 31, Jiangsu Phoenix Publishing Media A will release figures for Q2.Analysts expect Jiangsu Phoenix Publishing Media A will release earni... Jiangsu Phoenix Publishing Med...Dec 16, 2022 · The following Junos Space Platform SKUs have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in the table below (login required). May 29, 2003 · Select either Hardware or Software tab to view the End of Life and End of Support dates for all hardware and software products respectively. Each tab contains the Technical Support Bulletin Notification and the Software Release and End of Support (EOS) Dates & Milestones table. The Technical Support Bulletin Notifications are the notices ... Predictable End of Life Date . Revision Releases. There are only 2 types of Revisions. Initial - R1 (Contains New Services/Features as listed in previous section) Bug Fixes - R2, R3, R4 . Something worth value, is to notice the items i highlighted in RED below. The last Major release of each year (last quarter) is an "Extended End of Life ...The following Juniper Mist Access Points products have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in the table below ... ….

Input your product in the "Find a Product" search box. From the Type/OS drop-down menu, select Junos SR. From the Version drop-down menu, select your version. Click the Software tab. Select the Install Package as need and follow the prompts. Solution. Junos Software service Release version 20.4R3-S4 is now available.This KB article provides detailed instructions on how to check the End-of-Life (EOL) status for a specific SRX device. Symptoms. User needs to check the End-of-Life (EOL) date for a specific SRX device. Solution. To check the End-of-Life (EOL) date for a specific SRX device, please refer to the following documentation. End of Life Products ...These issues affect all versions of Junos OS Evolved before 21.4R3-S4-EVO, 22.1-EVO, 22.3-EVO, 22.4-EVO. Problem Multiple vulnerabilities have been resolved in Juniper Networks Junos OS and Junos OS Evolved by updating cURL libraries. Junos OS Evolved: From 22.4-EVO before 22.4R2-S1-EVO. This flaw makes curl overflow a heap based buffer in the ...Yes. Maybe Later. Start here to evaluate, install, or use the Juniper Networks® SRX210 Services Gateway, a small network firewall with 2 10/100/1000 Ethernet and 6 10/100 Ethernet LAN ports, 1 Mini-PIM slot, and 2 USB ports.SUPPORTED PLATFORMS. ACX Series, cPCE, cRPD, cSRX, EX Series, JRR Series, Juniper Secure Connect, Junos Fusion, MX Series, NFX Series, PTX Series, QFX Series, SRX ...The End of Life announcement includes all PSA Physical appliances, PSA Virtual Appliances and PSA accessories. This includes PSA 300, PSA 3000, PSA 5000, PSA7000, and all the corresponding PSA Virtual appliances (PSA-V). Milestone. Date. End of Life Notification. July 13, 2022. Last day to Order. January 15, 2023.JUNOS EOS/EOL data: Parse the sysDesr for the device: e.g.: Juniper Networks, Inc. ex3200-48t Ethernet Switch, kernel JUNOS 12.3R11.2 , Build date: 2015-09-24 13It’s more than a little surprising to consider that historians believe the Gregorian calendar we follow today is likely based on an ancient Roman calendar — the Julian calendar — i...Dear Lifehacker, Junos eol, Products and SKUs for which EOL dates have not been announced are not listed here. Note: dates are in MM-DD-YYYY format. Product and SKU End of Life Dates & Milestones. ACX Series. AX Series. BX Series. BTI Series. C Series. Contrail Networking and Cloud., CTP Platform Hardware Dates & Milestones. The following CTP-series products have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the …, Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. Starting in Junos OS release 21.2R1, all Junos OS products which were previously running on FreeBSD 11.x based Junos OS are migrated to FreeBSD 12.x based Junos OS except EX4400. EX4400 still runs on FreeBSD 11.x based Junos OS., I summarized useful tools for open-source enthusiast. Get free API security automated scan in minutes, Downgrading from Release 21.1R2. Migration, Upgrade, and Downgrade Instructions. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the MX Series. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network., Planning for EOSL for your Juniper EX2200 equipment. Our TrueView™ Risk Assessment offers an unbiased risk evaluation for each type of device in your IT environment. In addition, a TGT Product Manager will help guide you through the process. Call us at 888-8-TOPGUN or fill out our request form and one of our platform experts will call you., Upgrading Software Packages. To upgrade the software using the CLI: Download the Junos OS Release 21.4R1 for vSRX .tgz file from the Juniper Networks website. Note the size of the software image. Verify that you have enough free disk space on the vSRX instance to upload the new software image., Problem An Improper Input Validation vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When certain specific crafted BGP UPDATE messages are received over an established BGP session, …, The following Junos Space Appliance hardware products have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in the …, The following ACX Series hardware products have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in the table below (login required). Last updated: 29 Jun 2023., EOL Notices and Bulletins. JTAC User Guide. Customer Care User Guide. Pathfinder. ... Up-to-date information on the latest Juniper solutions, issues, and more., We provide a simple upgrade path that allows you to quickly and easily upgrade your Junos OS and start using the advanced threat mitigation capabilities on your security device. At Juniper Networks, we make Junos OS upgrade software available for free to our customers. You can find Junos OS images and related KB articles at our Support site., Juniper Networks EOL Notifications (EOLN’s) When a product model reaches its End of Life (EOL), Juniper Networks’ policy is to communicate important milestones in order to help customers understand its impact and the applicable timelines to manage the products their transition. This communication is handled on a product-by-product basis via an End …, Migration, Upgrade, and Downgrade Instructions. This section contains the upgrade and downgrade support policy for Junos OS for SRX Series devices. Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. Starting in Junos OS release 21.2R1, all Junos OS products which were previously ..., Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. Starting in Junos OS release 21.2R1, all Junos OS products which were previously running on FreeBSD 11.x based Junos OS are migrated to FreeBSD 12.x based Junos OS except EX4400. EX4400 still runs on FreeBSD 11.x based Junos OS. , Oct 20, 2010 · Predictable End of Life Date . Revision Releases. There are only 2 types of Revisions. Initial - R1 (Contains New Services/Features as listed in previous section) Bug Fixes - R2, R3, R4 . Something worth value, is to notice the items i highlighted in RED below. The last Major release of each year (last quarter) is an "Extended End of Life ... , Dec 27, 2021 · 1 Extended End of Life (EEOL) Release (pre-15.1 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. ----- In this example, Junos OS 14.2 is an EEOL version. However, after 15.1, there's no such tag any longer. , The following Junos Space Appliance hardware products have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in the table below ..., To go directly to other stages of Junos OS upgrade on EX switches, consult the Resolution Guide -- Upgrading EX Series . Note: Juniper Networks recommends scheduling a downtime when performing Junos OS installation/upgrade. ... 2021-11-23: Article marked as EOL/EOE. This has been already documented extensively in …, Upgrading or downgrading Junos OS might take several minutes, depending on the size and configuration of the network. Starting in Junos OS release 21.2R1, all Junos OS products which were previously running on FreeBSD 11.x based Junos OS are migrated to FreeBSD 12.x based Junos OS except EX4400. EX4400 still runs on FreeBSD 11.x based Junos OS., Junos OS Evolved: 21.4R3-S3-EVO, 22.2R2-S2-EVO, 22.2R3-EVO, 22.3R1-S2-EVO, 22.3R2-EVO, 22.4R1-EVO, and all subsequent releases. ... (EOL). Workaround. There are no known workarounds for this issue. Methods that may reduce, but not eliminate, the risk of exploitation of these problems, and which do not mitigate or resolve …, JATP400 Advanced Threat Prevention Appliance (EOL) JATP700 Advanced Threat Prevention Appliance (EOL) Juniper Advanced Threat Prevention Cloud (ATP Cloud) ... Junos Fusion Enterprise (EOL) QFX Series. QFX3500 (EOL) QFX3600 (EOL) QFX5100 (EOL) QFX5110. QFX5120-48Y. QFX5120-32C. QFX5120-48T. QFX5120-48YM. …, Input your product in the "Find a Product" search box. From the Type/OS drop-down menu, select Junos SR. From the Version drop-down menu, select your version. Click the Software tab. Select the Install Package as need and follow the prompts. Solution. Junos Software service Release version 21.4R3-S2 is now available., The End of Life announcement includes all PSA Physical appliances, PSA Virtual Appliances and PSA accessories. This includes PSA 300, PSA 3000, PSA 5000, PSA7000, and all the corresponding PSA Virtual appliances (PSA-V). Milestone. Date. End of Life Notification. July 13, 2022. Last day to Order. January 15, 2023., Park Place Technologies makes it easy to find the latest End of Life (EOL) and End of Service Life (EOSL) information for your Juniper hardware. Allowing you to extend the support cycle and maximize the value of your hardware by saving 30 - 40% against that Juniper contract. We’ve compiled a list of over 700 Juniper end of life dates for ..., Downgrading from Junos OS Release 21.4. Migration, Upgrade, and Downgrade Instructions. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for Junos fusion for provider edge. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network., To upgrade the software using the CLI: Download the Junos OS Release 21.1R1 for vSRX .tgz file from the Juniper Networks website. Note the size of the software image. Verify that you have enough free disk space on the vSRX instance to upload the new software image., Juniper Support Portal. Community. The following EX Series product (s) have all been announced as End of Life (EOL). The End of Support (EOS) milestone dates for the five (5) year support model are published below. For additional EOL information please review the JTAC Technical Bulletin EOL Product Announcement by following the Product link in ..., Replacement for expanding ORG. > our 5 ex 2200 switches as of last year are in EOL. Actually they have software support until 30-June-2022, so you still have 2 years until they are software dead. > I want to know what risks they are taking with these devices by not getting an active support contract. *) You need access to new JUNOS …, Oct 20, 2010 · Predictable End of Life Date . Revision Releases. There are only 2 types of Revisions. Initial - R1 (Contains New Services/Features as listed in previous section) Bug Fixes - R2, R3, R4 . Something worth value, is to notice the items i highlighted in RED below. The last Major release of each year (last quarter) is an "Extended End of Life ... , This KB article provides detailed instructions on how to check the End-of-Life (EOL) status for a specific SRX device. Symptoms. User needs to check the End-of-Life (EOL) date for a specific SRX device. Solution. To check the End-of-Life (EOL) date for a specific SRX device, please refer to the following documentation. End of Life Products ..., Basic Procedure for Upgrading to Release 23.4. Migration, Upgrade, and Downgrade Instructions. This section contains the procedure to upgrade Junos OS, and the upgrade and downgrade policies for Junos OS for the NFX Series. Upgrading or downgrading Junos OS might take several hours, depending on the size and configuration of the network. Note: , Understanding Port Mirroring and Analyzers. Port mirroring and analyzers send network traffic to devices running analyzer applications. A port mirror copies Layer 3 IP traffic to an interface. An analyzer copies bridged (Layer 2) packets to an interface. Mirrored traffic can be sourced from single or multiple interfaces.