Open Issues

Learn about open issues in Junos OS Release 22.1R1 for EX Series switches.

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

Forwarding and Sampling

The fast-lookup-filter with match not supported in fast lookup filter hardware might cause traffic drop. PR1573350

There is a possibility of kernel crash when the system is in the process of coming up after reboot (and observed only with multiple iterations of continuous reboot cycles). This is observed only during init sequence of mgmt driver and impact is limited to increased system boot time. PR1642287

When you add VLAN an action for changing the VLAN in both the ingress and egress filters, the filter does not get installed. PR1362609
When you run the show pfe filter hw filter-name filter name command, the command fails to retrieve the Packet Forwarding Engine programming details of the filter. PR1495712
A delay of 35 seconds gets added in reboot time in Junos OS Release 20.2R1 compared to Junos OS Release 19.4R2. PR1514364
Pause frames counters are not getting incremented when pause frames are sent. PR1580560
On EX4400 family of devices, sometimes login prompt is not displayed after the login session ends. PR1582754
During Routing Engine switchover, interface might flap along with the scheduler slippage. PR1541772
When the DHCP relay mode is configured as no-snoop, we are observing the offer gets dropped due to incorrect asic programming. This issue only affects while running DHCP relay on EVPN/VXLAN environment. PR1530160

EX4400-48MP - VM core files and Virtual Chassis split might be observed with multicast scale scenario. PR1614145