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Resolved Issues

Learn about the issues fixed in this release for PTX 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)

  • The show Class-of-service Interface command might not display the classifier bind info on a physical interface with only Inet/Inet6 (without family mpls or not with any rewrite rules). PR1652342

General Routing

  • On PTX10003 devices, in a scaled Layer 2 network, error logs gets printed for MAC creation. MAC-learning works as expected. PR1491933

  • The /interfaces/interface/subinterfaces/subinterface/state/counters does not get exported during initial synchronization for on-change. PR1620160

  • The cosd process might generate core file after the Routing Engine switchovers. PR1620758

  • Junos OS Evolved does not supoort the GNOI RPC TransferToRemote. PR1625212

  • Config-Sync failure alarm gets generated. PR1629952

  • The aggregated Ethernet interface lacp member link gets stuck in the Detached status. PR1633849

  • Traffic loss occurs after the VRRP mastership switches. PR1633986

  • Auto RP base verification fails with multiple RPs with the same group range. PR1634982

  • Label stack might be corrupted after the Packet Forwarding Engine restarts. PR1635130

  • NPU util sensor to include FLT consumption for ZX and BT based PTX devices. PR1638487

  • KRT queue entries get stuck during the Routing Engine switchover when the backup RPD is not yet ready. PR1641297

  • The interfaces might remain down and loopback wedge error might occur. PR1645431

  • The Routing Engine mastership might not transfer on each rpd crash. PR1645611

  • Changing error severity does not work on FRUs managed by the Routing Engines. PR1647282

  • mac-vrf does not support MAC limit configuration. PR1647327

  • High inter-packet delay and throughput performance degrades the Packet Forwarding Engine sensors. PR1648133

  • The rpd-agent process might restart post mastership switchover. PR1669767

  • Modifying next hop that as indirect next hop address to set decapsulate_header does not work. PR1648162

  • Firewall counters might not get incremented for a longer time. PR1649324

  • On PTX10008 devices, SyncE clock hold-off-time configuration does not work due to incorrectly computed timer value. PR1649358

  • The debug-collector does not collect the backup Routing Engine logs when SSH root-login configuration gets set to deny. PR1649647

  • Sensors under /components/component/integrated-circuit/backplane-facing-capacity/state/ do not exported in UDP through WAN port but exports in UDP through management port. PR1649876

  • The ZERO Queue Packets received on Queue: 1 Forwarding classes message gets generated when you issue the show interfaces queue egress ae1 command while checking queue 1 for IPv6 traffic. PR1650622

  • Junos OS Evolved does not support HTTP or HTTPs as the tranfer for gnoi-based remote file transfer. PR1650828

  • You must allow container to come up even if it has no CSPP interfaces. PR1651204

  • The BFD session might flap in some scaled system with churn. PR1651473

  • ECN bits on PTX platforms never gets set. PR1651830

  • An error might get generated when you delete the member link on an aggregated Ethernet interface. PR1651932

  • After configuring rpf-check on lag interface, the lag interface goes down. PR1652623

  • P2MP traffic might get lost when the link protected LSP revert back to the primary path. PR1652651

  • On PTX10008 devices, EVPN VXLAN intra-VLAN known unicast traffic gets flooded due to MAC installation failure on the Packet Forwarding Engine. PR1652876

  • On PTX10008 devices, the show snmp mib get command returns incorrect value on jnxLED MIB OIDs. PR1654455

  • On PTX10001-36MR devices, the 2x100G link fails to come up after swapping the ZR-M with LR4 DD module. PR1655180

  • The protocol state synchronization on the backup Routing Engine gets affected. PR1655249

  • The UEFI BIOS Key synchronization tool - efitools.service failed error message gets generated after the optics diagnostics test. PR1655537

  • The pkid process generates core files and interfaces gets lost. PR1655949

  • Incorrect transmit occurs on hardware priority when you issue the priority medium-low command. PR1656837

  • rpm-postinst fails on boot. PR1657278

  • On PTX10008 devices, the family MPLS firewall filter does not work on ingress. PR1657584

  • The rpd process might crash when the BGP route resolves over another BGP route. PR1658678

  • The packetio process might generate core files when the router reboots or FPC reboots. PR1658839

  • The license might get out of synchronization between the primary and backup Routing Engine. PR1658869

  • State gRIBI clients do not get cleaned up. PR1659442

  • The configuration might roll back after you issue the commit confirmed command and then reboot. PR1659783

  • Channelized interface might go down if you enable low-light-alarm/low-light-warning. PR1661215

  • The network-instance name for streaming telemetry must be changed from default to DEFAULT to align with CONFIG stanza. PR1662999

  • MVRP enabled trunk ports might go in to the Blocked or Designated state. PR1666921

  • On PTX10000 devices running Junos Evolved software, the SNMP GET does not return the expected value for FPC MIBs. PR1668285

  • On PTX10008 devices, the CoS process generates core files due to invalid snmp index handling missing in iterator. PR1668861

  • The hardware and evo-pfemand applications might crash if idmd, fabtoken, and hardware applications get restarted immediately after a FEB offline. PR1669130

  • Traffic loss might occur when multicast route changes. PR1669498

  • On PTX10008 devices, the show snmp mib walk command fails at jnxLED mib if you perform SNMP mib walk with multiple parallel sessions. PR1669624

  • Layer 2 filters matching DMAC/Etype take no effect on the Layer 2 SP-style aggregated Ethernet interface. PR1669718

  • On PTX10000 devices, multicast traffic might drop. PR1669740

  • On PTX10004, PTX10008, and PTX10016 devices, the transmit-rate does not achieved on queue and traffic gets dropped in the oversubscription mode. PR1670859

  • Default DDOS rate limit for LLDP packets is 20,000 PPS. PR1671196

  • You must not send unreplicate message to the backup during switchover. PR1671458

  • On PTX10004, PTX10008, and PTX10016 devices, the evo-aftmand-bt.fpc process generates core files. PR1672512

  • The new primary Routing Engine might self-reboot after the kernel crashes on an old primary Routing Engine. PR1673306

  • The process generates core file at JexprStatsGrpcCntrFarm::scan,JexprStatsOverflowMgrInst::scan,JexprStatsOverflowManager::scan,JexprStatsOverflowManager::ovfPeriodic. PR1674724

  • On PTX10003 devices, the fragment-offset-except firewall match condition does not work for the offset-1 value. PR1675482

  • On PTX10004, PTX10008, and PTX10016 devices, the jnxOperatingDRAMSize value gets displayed in kilo bytes instead of bytes. PR1675811

  • On PTX10000 devices, the HTTP GET fails while downloading the configuration file. PR1677231

  • Fan Tray X Failure error might be seen on newer release 21.2R2. PR1652206

  • After Configure rpf-check on lag interface, lag interface goes down. PR1652623

  • In an SR to LDP interworking scenario, with SRMS, when a specific low privileged command is issued on an ABR rpd crashes. PR1662559

  • An attacker can cause a kernel panic by sending a malformed TCP packet to the device. PR1663201

  • Unexpected storage media comsumption caused by system application log. PR1677295


  • LLDP fails on the management interface of Junos OS Evolved platforms. PR1647923

  • Configuring family MTU explicitly on an interface might cause host traffic to drop. PR1654140

  • Traffic drop might occur to slow TCP reestablishment after a topology change. PR1661210

  • On Junos OS Evolved platforms, there might be no connectivity between the default routing instance and other routing instance. PR1671024

Interfaces and Chassis

  • The lacpd process might not come up on one of the links in the aggregated Ethernet interface bundle. PR1647145

  • On PTX10003 devices, SSD DGM28-B56D81BCBQ || RE 0 SSD primary minimum supports firmware version mismatch. PR1654762

Junos XML API and Scripting

  • A large configuration might not get committed at boot. PR1656436


  • The route might stay up but LSP remains down after the primary LSP interface gets administratively disabled. PR1654226

  • Dynamic label space usage crosses the threshold limit of 90 percent. PR1664670

Network Management and Monitoring

  • The junos-configuration-metadata.yang module does not get downloadable through CLI/Netconf. PR1643785

  • The SNMP counters might get stuck. PR1663713

  • The snmpd process might generate core files with filter-duplicates configuration. PR1669510

Routing Policy and Firewall Filters

  • The firewalld process might crash when you use the nested filters as input list. PR1651411

  • Junos OS Evolved does not support the lo0 egress filter with next-header option. PR1672315

  • The aftmand process crash might be observed. PR1683361

  • The aftmand process crash might be observed. PR1683361

Routing Protocols

  • An error might be observed while executing a commit for the openconfig instance type. PR1644421

  • Traffic loss might occur when you configure the new multicast composite next-hop. PR1651824

User Interface and Configuration

  • Passwordless authentication becomes successful for configured user even after deleting the ssh public key details from the user login hierarchy. PR1625032

  • Configuration archive transfer does not occur through FTP. PR1625937

  • The UI_MOTD_PROPAGATE_ERROR: Unable to propagate login announcement (motd) to /var/etc/motd.junos syslog message gets generated, which can be ignored. PR1642743

  • The ddos-protocol-group might not be listed in the ddos-protection protocols violations XML display. PR1647046

  • The vlan-tagging configuration might cause the blank interface configurations after a system reboots or upgrades. PR1650151

  • The l2ald process crashes when no-persist-groups-inheritance is configured. PR1652605

  • The configd application generates core files during the configd application restart test. PR1658688

  • The syslog regex matching backslash and punctuations does not filter output. PR1663346