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Resolved Issues: 21.2R3

General Routing

  • The static MACs configured over aggregated Ethernet might not get programmed in forwarding after the FPC restart. PR1581325

  • Filter with forwarding-class and destination-class combined might not work. PR1595788

  • PTX10001-36MR: Inconsistency in the platform name used in multiple places, version, SNMP MIBs, etc. PR1597999

  • Traffic might silently drop when multicast is configured on the device and there is a interface flap or FPC restarts. PR1600642

  • MVRP enabled trunk ports might go into blocked or designated state on the PTX Series Junos OS Evolved platforms PR1601915

  • Layer 2 host injected packets might not go out of IRB interface. PR1602131

  • Fix for show system errors fru detail does not display reset-pfe as the cmerror configured action. PR1602726

  • The picd process restart might cause aftmand process crash. PR1603145

  • Remote aggregated Ethernet member failures (through disable/laser-off) might cause the high tail drop to result in high traffic loss. PR1604823

  • Power consumption report does not display correct values. PR1608607

  • On PTX10008 Junos OS Evolved platforms, defunct rcp processes increase which might cause master Routing Engine reboot PR1608776

  • The IS-IS session might not come up when network type is p2p for IRB interface. PR1612606

  • Some of the fabric links might go into faulty state after swapping FPC LC1201 with LC1202. PR1612624

  • Mitigate false wrap of drop statistics when physical interfaces move into or out-of an aggregated Ethernet while the physical interface drops excess traffic. PR1613889

  • FPCs might be stuck in online state after the software release upgrade on Junos OS Evolved PTX10008 or PTX10016 PR1614489

  • CDA-BT generates core files when you perform an FPC offline. PR1615343

  • Seeing 27% traffic loss at 221B packet size in Junos OS Evolved Release 21.4 release as compared to Junos OS Evolved Release 21.2R1. PR1615524

  • Primary RE0 reloaded unexpectedly and new primary RE1 does not bring up IS-IS or LDP adjacencies. PR1616114

  • [aft] [generic_evo] : PTX10008 : PDT - PTX10008 - after FPC offline, minor cm-errors may occur for ZFI block on other FPCs. PR1616179

  • Unexpected Routing Engine switchover might be observed on Junos OS Evolved platforms PR1617720

  • PTX10001-36MR :: On performing request system snapshot, the snapshot message is not captured in /etc/motd file. PR1618946

  • [Inine-JFLOW] InputIntf is reported incorrectly for MPLS-IPv4 and MPLS-IPv6 ingress sampling in the case of L3VPN. PR1619052

  • The hwdre process might crash when an FPC is pulled out or some power failure or fault happens for FPC. PR1619102

  • [cos] [scheduler] PTX10008: PTX10008:10G wrong TX rate for queues configured mix of high-low tx rates without excess bandwidth, 100GE works fine. PR1620284

  • Incorrect sensor modeling or mapping in the telemetry streaming scenario. PR1621037

  • ZTP does not work properly on PTX Series Junos OS Evolved platforms if an EX Series device is used as a DHCP server. PR1621987

  • Junos OS Evolved:JDI_FT_REGRESSION: PTX10008 [Optics][low-power]: Interface down while performing custom optics profile validation for low power mode in non-channelized mode. PR1624228

  • PTX10008 Junos OS Evolved - Continuous information level syslog messages evo-aftmand-bt:Pfe:controller add for fru :controller modify for fru:fru power-on (block mode) for fryu initiating online (block mode) for FRU. PR1624375

  • show pfe route ip gets timeout when route table size is large. PR1624629

  • BUM traffic might be dropped on ESI peer in a VLAN aware service. PR1624677

  • The mastership transfer might not be triggered on each rpd crashes if switchover-on-routing-crash is configured. PR1625834

  • The master kernel might crash if NSR is enabled. PR1626040

  • Add CLI Packet Forwarding Engine show cda pipestats to more releases for serviceability. PR1626687

  • IP not-ECN-capable traffic is not RED-dropped in an ECN-enabled congested queue. PR1627496

  • PTX10008 Junos OS Evolved : license installation fails with validation hook evaluation failed commit error. PR1628733

  • Indirect next-hop (INH) Version ID higher than 255 might cause INH NH FRR session to move to down state dropping transit traffic. PR1630215

  • P2MP LSP ping and traceroute from bud-node fails when the branch is on another Packet Forwarding Engine. PR1632385

  • On Junos OS Evolved PTX10001-36MR, PTX10004, PTX10008, and PTX10016, using the CLI Packet Forwarding Engine show cda qpoll or get-state while a Packet Forwarding Engine is offline or off sets up evo-cda-bt to crash later, if those commands or get-state is used again when that Packet Forwarding Engine restarts.PR1633850

  • Traffic impact might be seen when a firewall filter based policer for MPLS address family is configured on the device. PR1634644

  • There is a mismatch between user-configured wavelength and actually transmitted wavelength on 400G-ZR wavelength setting with 75GHz spacing. PR1638603

  • Junos OS Evolved adding configuration hash-key family inet layer-4 disables inet Hash-key protocol. PR1648156

  • Multicast traffic drop might be observed after performing Routing Engine switchover or rpd restart. PR1593810

Class of Service (CoS)

  • MPLS fixed classifiers might not work on Junos OS Evolved platforms. PR1616492

Flow-based and Packet-based Processing

  • The msvcsd process might crash when nexthop-learning configuration statement is enabled with the JFlow service. PR1620569


  • Ephemeral or dynamic port range has been modified in Junos OS Evolved platforms. PR1602717

  • Malformed packets might be sent out on egress interfaces in Junos OS Evolved platforms. PR1603783

  • ICMP tunneling might not work on PTX Series Junos OS Evolved platforms. PR1605465

  • The configuration statement default-address-selection might not work on all Junos OS Evolved platforms. PR1608877

  • Egress TCP RST might not have correctly populated DSCP field. PR1612208

Juniper Extension Toolkit (JET)

  • GRPC connections stuck in established state with no active collector. PR1592542

Network Management and Monitoring

  • Incorrect IF-MIB::ifHCInUcastPkts and ifHCInBroadcastPkts statistics. PR1621606

  • [CCL] Junos OS Evolved SNMP traps do not get generated for second trap group. PR1623201

  • False traffic spikes seen in SNMP graphs when ifHCOutOctets or ifHCInOctets are used. PR1635958

Routing Policy and Firewall Filters

  • Services might not work after committing firewall filter counter configuration with similar name of two terms. PR1625168

User Interface and Configuration

  • Updates to the system login configuration might not be reflect after a commit. PR1589858

  • The dfwc and dcd processes might crash when a commit check is performed after a previously terminated (with ctrl+c) commit-check.PR1600435