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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.

General Routing

  • QSFP28-DD-2X100GBASE-LR4 link down on multiple FPC restarts/system reboots. PR1685520

  • fibd core file is observed on Routing Engine switchover. PR1710227

  • Multiple classification and rewrite support. PR1713158

  • Continuous messages indicating duplicate IP address L2ALM_DUPLICATE_IP_ADDR is seen in MCLAG and VRRP scenario. PR1719868

  • ACX7509: Major alarms getting reported for empty FPC slots. PR1721575

  • Post changing MCAE mode from active-active to active-standby causes incomplete object state and system. PR1722626

  • /lib/systemd/system/docker.socket is marked executable logs flood after system reboot. PR1727524

  • IPv6 EBGP sessions might flap or be delayed in neighbour establishment due to hold timer expired error. PR1732443

  • The evo-pfemand process crashes with simultaneous interface delete and statistics retrieval. PR1732077

  • Timing protocols flap during a switchover event. PR1734457

  • The inline IPv4 BFD session flaps on Junos OS Evolved platforms when hierarchical-scheduler is setup.PR1735836

  • Control plane takes a long time to learn the multicast routes (scaled scenario). PR1736171

  • After picd restart, traffic is not recovered on MACsec enabled ports. PR1738038

  • JV DB misses leaf: /interfaces/interface[name=\'ae0\']/state/counters/out-octets , out-pkts, out-unicast-pkts , out-broadcast-pkts , out-multicast-pkts , in-errors , out-errors, in-discards ,out-discards ,in-pause-pkts, out-pause-pkts .PR1738395

  • The PFE process crashes on Junos OS Evolved ACX platforms while deleting interfaces. PR1739175

  • G.8273.2 noise generation tests fail for 400g ports (symmetric+asymmetric) .PR1739386

  • DHCP daemon jdhcpd doesn't start in the new primary Routing Engine after GRES is performed. PR1740530

  • IFD does not come up whenever optics is removed and inserted on all Junos OS Evolved platforms. PR1742772

  • Transient multicast traffic drop on ACX Junos OS Evolved device. PR1742792

  • Reachability for end host fails across Layer 2 circuit after enabling ECMP when the device acts as LSR. PR1743393

  • Traffic loss observed on interface using ethernet-switching interface-mode trunk. PR1745163

  • Bfd sessions flap after switchover. PR1746361

  • Traffic loss observed in scenario where default route is received over multiple paths with link protection. PR1747512

  • [timing] [ptp]: We observe the evo-pfemand error while changing the configuration from native vlan to dual vlan with PTPoLAG. PR1748089

  • Traffic loss due to unknown multicast control packets getting dropped in non-default VRF. PR1748231

  • In ACX7509, FEB 0 gets stuck in Onlining Standby after restarting it from CLI post jack out or in. PR1748450

  • The authentication algorithm HMAC-SHA-256-128 for IPsec SA does not work and causes interoperability issues between Junos OS Evolved platforms and other devices PR1749779

  • ARP dependency issue causes issue between IRB and the device. PR1751006

  • GL: 16xSFP56: After ungraceful removal of 16xSFP56 in slot 2,3; packet drops are seen due to congestion. PR1752445

  • ACX7100 : EvoPfemand core file at PhyMarvelMacseclib::GetMacseclibPhyPortInfo with evo-pfemand restart. PR1755883

  • CPU host path not function after Routing Engine switchover. PR1756592

  • Syslogs error will be seen while changing the port 32 to 4x1OG. PR1756606

  • The evo-pfemand process is observed to crash on Junos OS Evolved platforms with LACP configuration. PR1756648

  • ACX7509 : FEB-FPC-LINK error after admin disables on interfaces. PR1757125

  • BFD sessions went down on BFDD restart with 1000 Scale BFD configuration. PR1757649

  • After multiple reboot, we see rpdagent core on re0 primary. PR1761405

  • Layer 2 loop can be seen on Junos OS Evolved ACX platforms after reboot. PR1765507

  • Traffic impact is observed after device reboot or restart of picd on Junos OS Evolved ACX7100-48L. PR1766883

  • xinted generates syslog messages service ssh, accept: Invalid argument (errno = 22) with high CPU usage. PR1767072

  • ACX7100-32C - ifmon process 100% utilization. PR1768113

  • IPv6 Neighbor Discovery not working resulting in traffic loss. PR1772838

Class of Service (CoS)

  • Duplicate code points through code-point-aliases under a classifier results in cosd crash. PR1766873

EVPN

  • Traffic drop is observed in EVPN-VXLAN CRB scenario. PR1734091

  • BGP NH resolution must happen using locator and without extra policy at egress. PR1745991

Interfaces and Chassis

  • All Junos OS Evolved ACX7024 stop transmitting LACP packet due to corruption of LACP packet PR1739254

  • Multiple processes crash when more than 150 VLAN entries are configured in vlan-id-list under AE IFL. PR1774222

Routing Protocols

  • The mscnoopd process crash is observed when snooping configuration is removed. PR1696374

  • The RPD process will be stuck at a high CPU when OSPF areas are configured at a high scale and after starting the protocol. PR1728573

  • The RPD process is stuck stuck at a high CPU when OSPF areas are configured at a high scale and after starting the protocol. PR1728573

  • RPD crashes when multiple ISI-S processes are configured. PR1738222

  • Traffic loss is seen in IPv6 only IS-IS topologies. PR1738901

  • The rpd process crashes when routing is restarted. PR1751210

User Interface and Configuration

  • The 'load replace' operation might result in mustd and mgd crash PR1740289

  • Subsequent commits hang will be seen, when transfer-on-commit fails PR1752374