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Known Limitations

Learn about known limitations in Junos OS Release 21.4R2 for ACX Series routers.

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

General Routing

  • The "ping" command on an ACX device might show variable latency values. This is expected for host-generated ICMP traffic due to the design of the PFE queue polling the packets from ASIC. PR1380145

  • ACX: "Host 0 PCI Device not responding 0x14e4:0x9800" alarm is seen with LTS19 image upgrade. PR1602746

  • Inline BFD session will not detect change in the remote multiplier when it is changed on-fly. PR1631910