Do you need a user name and password? Some areas of our site require this for access. If you are a licensed JES3plus customer and do not have these credentials, you may request them here.
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ISV Application Support
Do you need to find out if an Independent Software Vendor (ISV) application supports JES3plus? See a list here.
ISV Support Certification
Are you an ISV and want to list your products that support JES3plus on our site? You can use this form to do so.
CPU ID Update (PDF)
Do you need to register your initial configuration, subsequent CPU change request, or periodic (e.g. annual) CPU Configuration Report for JES3plus? Licensed JES3plus customers can use this form.
Automated Delivery Certificate
Need a user certificate for our Automated Service Delivery server so you can automatically and securely download corrective service? Request the certificate here.
Need to download the latest release of JES3plus along with documentation and a license code? You can do that here.
Release download available:
New Corrective service written:
Diagnostic support available:
Corrective service download available:
Release Status/Corrective Service Download
See below to access corrective service downloads when available, see current support status, OS compatibility, and relevant dates.
Support Status: Current info Corrective Service
Downloads as of:
14 May 2020 OS Support: z/OS 2.2–z/OS 2.4 Generally Available: March 2020 Stabilized: September 2024 Supported through: September 2024z/OS 2.4 JES2 supported with SPOOLDEF ADVANCED_FORMAT=DISABLED only.
Support for each JES3plus release is coterminous with the IBM z/OS release generally available at the time of the JES3plus GA. A generally available JES3plus release will be in one of five support statuses, the meanings of which are shown in the table below.
|Release available for download||Yes||No||No||No|
|New corrective service written||Yes||Yes||No||No|
|Diagnostic support (i.e. dump analysis) available||Yes||Yes||No||No|
|Corrective service available for download||Yes||Yes||Yes||No|
JES3plus runs on the following IBM Z processors or the OEM equivalent:
- IBM z15
- IBM z14
- IBM z13 and z13s
- IBM zEnterprise EC12 (zEC12) and BC12 (zBC12)
- IBM zEnterprise 196 (z196) and 114 (z114)
- IBM System z10 Enterprise Class (z10 EC) and Business Class (z10 BC)