Resolved Issues
Learn about the issues fixed in this release for ACX Series routers.
For the most complete and latest information about known Junos OS Evolved defects, use the Juniper Networks online Junos Problem Report Search application.
Class of Service (CoS)
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Junos OS Evolved:ACX: When fixed classifier is detached all default classifiers must be re-attached.PR1649163
EVPN
General Routing
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ACX7509 :: picd core file is observed when we restart FPC with 700k scaled MAC. PR1602352
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[interface] [ACX7509] Interfaces mapped to same BCM port group flap when any one of the interfaces speed is modified.PR1608223
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[ECMP] ACX7509 : ::Picd core (0x00007f3d44b115da) file is observed when we restart FPC with 32000 ECMP groups scale. PR1609389
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PTP performance might randomly become bad for 30 minutes. PR1614309
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On ACX7509, details of auto negotiation settings are not available on 1GigE interfaces. PR1621991
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ACX7509 PCI Device missing FPC[0] FPC Supercon FPGA alarm reported on all FPCs. PR1627348
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After picd or rpdagent app restart multiple object-info anomalies for evo-pfemand are seen. PR1628843
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Traffic loss is seen after the VRRP primary role switch. PR1633986
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[Platform] : ACX7509: Observing hwdre core file at HwdAppStopObserver after upgrade to 21.4R1.13. PR1636243
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In ACX7509, on multiple FPC restarts, link does not come up with huge FEC errors. PR1639666
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The rpd-agent process might crash with a high scale of member nexthops. PR1640224
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On ACX7100 or ACX7509 platforms, a few control packets get forwarded on ERPS discarding port also, leading to traffic loop. PR1641454
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Junos OS Evolved infrastructure check fails with memory leak, evo-pfemand error. PR1641947
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The
show system core-dumps routing-engine both
command does not display anything on ACX7509. PR1646266 -
Non-standard optics causes pcid core file issue. PR1649925
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TCAM field group entry shuffle is not traffic safe. PR1650266
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ACX7509 :: picd/evo-pfemand core is observed occasionally when we perform restart FPCs with multi-D system scale. PR1650302
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The classification-override functionality does not work for IPv6 traffic. PR1650622
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On ACX7100 or ACX7509 OAM link fault management (LFM) discovery state is not correct. Discovery state is either
Active Send Local
orFault
. PR1651580 -
Approximately 15-20 seconds of IPv6 traffic loss after GRES. PR1655374
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[timing] [ptp] G.8275.2.enh- T-BC stuck in
acquiring
state with bad CF values in channelized ports. PR1657531 -
On ACX7509, clockd core file and interfaces going down might be observed after repeated switchover operations. PR1657981
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The jdhcpd process might be stuck at 99% if
traceoptions
is enabled in high DHCP traffic scenarios. PR1658087 -
ACX7100-32C:ACX7100-48L::jdhcpd core file seen on boot. PR1658327
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The object-info anomalies reported for picd relating to pfeE while testing switchover. PR1662411
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The hwdre and evo-pfemand applications might crash if idmd, fabtoken and hwdre are restarted immediately after an FEB offline. PR1669130
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Switchover caused by master RCB power-fault might cause links to go down. PR1669162
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Rare traffic stall in scaled scenarios on FEB offline or online. PR1669211
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The
show system alarm
CLI command shows Optics does not support configured speed minor alarm for few 1G optics. PR1671200 -
ACX7509 HA: Backup FEB1 links down after primary FEB0 restart. PR1673274
Interfaces and Chassis
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On ACX7509 devices, there is a limitation in adding more than 64 member links in 1 LAG, whereas from ASIC, there is no limitation. PR1627951
Platform and Infrastructure
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The line cards MPC10 or MPC11 or LC-9600 might crash on Junos OS Evolved platforms. PR1667716
User Interface and Configuration
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The traffic might not flow after deleting or adding VLAN configuration with
load override
. PR1647853