Known Limitations
Learn about known limitations in this release for SRX Series devices.
For the most complete and latest information about known Junos OS defects, use the Juniper Networks online Junos Problem Report Search application.
Infrastructure
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When upgrading from Junos OS Releases before Junos OS Release 21.2 to Junos OS Release 21.2 and onward, validation and upgrade might fail. The upgrade requires using the 'no-validate' option to complete successfully. https://kb.juniper.net/TSB18251. PR1568757