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Known Limitations

Learn about known limitations in this release for the PTX Series.

For the most complete and latest information about known Junos OS defects, use the Juniper Networks online Junos Problem Report Search application.

General Routing

  • Whenever the underlay interface flaps for 1K legacy GR-tunnels, BGP establishment over these tunnels may take ~8 to 10 minutes.PR1614179

Infrastructure

  • When upgrading from releases before Junos OS Release 21.2 to Release 21.2 and onward, validation and upgrade might fail. The upgrade requires using the no-validate statement. PR1568757