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Resolved Issues
Learn about the issues fixed in this release for MX Series routers.
Class of Service (CoS)
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QoS may not work as expected on aggregated Ehernet interfaces with explicit-null label. PR1675781
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The congestion details will be lost as ECN bits in DSCP are cleared after VXLAN decapsulation. PR1683438
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The oid tree jnxCosQstatEntry returns nothing for some interfaces after restarting class-of-service. PR1693977
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The aggregated Ethernet interface link flaps on MX Series platforms with MPC10, MPC11, and LC9600 when high or medium priorities are configured on the queue. PR1699714
EVPN
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The kernel crash would be observed in an EVPN multi-homed scenario. PR1649234
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In EVPN-MPLS Mutihoming scenario DF election will get stuck in the Preference based state. PR1662954
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CRB EVPN MPLS is not working with control-word enabled. PR1665130
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Traffic drop might be observed in the EVPN-VPWS scenario. PR1672749
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The ARP/ND entries are not relearnt as expected on the spine with EVPN-VxLAN. PR1677521
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EVPN Proxy ARP does not work for the static VTEP interface. PR1679115
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EVPN MPLS traffic drop can be observed in a multi-vendor PE CE setup with single-active LAG. PR1680421
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Routing Protocol Daemon (RPD) core file is observed due to remote BGP routes being flashed as active routes. PR1692249
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IPv4/IPv6 ping from PE (IRB interface) to CE works only when extended-vlan-list is configured for the specific Vlan PR1702016
Flow-based and Packet-based Processing
Forwarding and Sampling
General Routing
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FPC might generate a core file if CFM flap trap monitor feature in use. PR1536417
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Error message seen in clksyncd logs with SyncEor PTP configurations "ESYNC-Error:ferrari_zl30362_reg_write: Error, EEC(0) not yet initialized". PR1583496
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On MX2008 routers, Junos OS vmcore process fail and generates core files with less partition. PR1604755
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On backup Routing Engine during GRES, you may see "RPD_KRT_KERNEL_BAD_ROUTE: krt unsolic client.128.0.0.5+62000: lost ifl 0 for route" warning messages. PR1612487
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The L3 packets with the destination as IPv6 Link Local address will not work. PR1638642
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PTP does not lock in certain scenario. PR1645562
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System does not get to shell prompt and hangs before rebooting after pressing N during PXE installation. PR1647534
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The aggregated Ethernet interface speed is not reflected correctly in certain scenarios on Junos OS platforms. PR1649958
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MX960:: Syslog errors HALP-trinity_vbf_flow_unbind_handler:1107: vbf flow 624626: ifl 526 not found,fpc5 vbf_var_get_ifs:754: ifl not found,PFE_ERROR_NOT_FOUND seen frequently on MPC7E in 5.5K DCIP/10kPPPoE FTTB Stress Test. PR1650598
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SyncE clock goes to holdover when interface flaps in sequence. PR1654008
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The 1G port always stays down while changing of 10G interface lane speed to 1G. PR1655089
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UEFI BIOS key synchronization tool - efitools.service failed after optics diagnostics test. PR1655537
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Telemetry is reporting In-Errors when
ignore-l3-incompletes
statement is configured. PR1655651 -
On Junos OS MX Series with SPC3, when an inconsistent NAT configuration exists and a specific CLI command is issued, the SPC will reboot (CVE-2023-22409). PR1656798
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DHCP packets might get looped in a VXLAN setup. PR1657597
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Speed change from 10G to 1G on MX Series routers causes all other lanes to flap. PR1659087
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JSD crash is seen during cBNG container startup. PR1659175
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Some of ports on MX Series platforms with MPC7E-10G do not come up with 1G speed. PR1660154
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MX204 - SSH non-default port configuration causes FPC offline after upgrading to Junos OS Release 21.4. PR1660446
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The port LEDs do not light up when 40G physical interfaces are up. PR1660532
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No streaming data received for /telemetry-system/subscriptions/dynamic-subscriptions/ PR1661106
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Traffic loss might be seen in certain IPsec VPN and Group-VPN scenario. PR1661815
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In the EVPN-VXLAN scenario, the DHCP packets will get dropped when the DHCP relay agent is configured. PR1662524
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The rpd core file may be seen when there is a synchronization issue. PR1663050
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The command
show chassis fpc
shows inaccurate information about heap memory. PR1664448 -
SPC3: Receive [Rx] queue of direct memory access might be stuck which might cause issues in packet processing. PR1664517
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RE1 alarms persistent even after removed from slot. PR1664544
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Switch fabric board information for supporting PTP on MX10k8 with MX10K-LC2101 LC(s). PR1664569
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Traffic loss is observed when you configure VRRP over the aggregated Ethernet interface. PR1666853
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H-VPLS traffic silently drops when you disable the mesh group local-switching. PR1667310
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The FPC might fail to initialize on Junos OS platforms. PR1667674
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The RSVP interfaces are not streamed when removing the interface configuration. PR1667844
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GRPC Server not decoding leaf-list correctly. PR1668319
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Type-5 routes might not get programmed in Packet Forwarding Engine when the number of active interfaces and VLAN configured is high. PR1668352
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Kernel logs on cRPD containers running on the same host are incomplete. PR1668794
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The rpd process restarts after generating a core file. PR1669346
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jsd memory leak and may lead jsd restart. PR1669426
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The error will be observed if eTree is used with EVPN-MPLS and the routing-instance is changed. PR1669609
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Interoperability issue between legacy line cards and MPC10E and MPC11E causes L2 packet drop. PR1669765
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USB installation package loads with 32-bit smartd binary version. PR1669892
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Multibit ECC error causes the whole MX Series platform chassis to go down. PR1670137
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EVPN multicast traffic may get impacted because of routes getting stuck in the kernel routing table (krt) queue. PR1670435
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PTP server state stuck in acquiring state when configured on a port enabled with Ingress Queueing Feature. PR1671262
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Traffic loss seen due to SPC3's packets getting stuck. PR1671649
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Reporting-interval in "show jvision sensor info" is stuck at 65000 when configured reporting rate is changed from 65000 to 68000. PR1673476
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SNMP traps "Power Supply failed" and "Power Supply OK" are not generated. PR1674322
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The 'kmd' process may crash due to SA re-negotiation failure during IKE phase-1. PR1674585
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In a rare case, 'pccd' will crash when the PCEP connection is down. PR1675816
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Packet Forwarding Engine core file is seen when the CPCD service is modified. PR1675985
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MX-SPC3 PIC core file is seen when a CPCD service is modified. PR1675990
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MPC stuck in present state with log " graceful offline in progress, returning false" flooding. PR1676008
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While processing SNMP GetNext requests 'trasportd' may reach 100 percent of CPU utilization. PR1676593
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The traffic does not re-route quickly causing traffic blackholing. PR1676740
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Traffic drop can be seen on MX Series platforms with MPC10E-10C line card. PR1676777
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After upgrading to Junos OS Release 22.2R1, "show system license" will display some protocol as "invalid" state if no flex license. PR1677869
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Traffic drop can be seen for MPC7, MPC8, and MPC9 during unified ISSU in a specific scenario. PR1678130
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Packet Forwarding Engine memory usage gets impacted after GRES. PR1678217
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show interfaces diagnostics optics interface
shows all 0 on 100/400G port on MPC10E card. PR1678716 -
The rpd process crashes when a delegated LSP with IPv6 install prefix is configured. PR1678874
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The pccd process might crash during MBB for an externally controlled LSP. PR1678970
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The l2ald is treating MAC as a duplicate causing traffic loss. PR1680242
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The bbe-smgd process on the router might stop processing new PPPoE subscribers session. PR1680453
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The dynamic tunnel route is removed when a new tunnel is brought up for the same selector. PR1680775
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Traffic might drop only when the backup link is up on link-protection LAG interface. PR1680889
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The Packet Forwarding Engine process crashes from Junos OS Release 21.4R1 and later on VMhost platforms. PR1681532
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Fabric plane check or error alarm might be seen due to the burst traffic in MS-MPC line cards. PR1681624
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Auto-negotiation reflects on the MPC7E-10GE line card. PR1682962
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Traffic loss is seen with port-mirroring is enabled on aggregated Ethernet interface in multicast downstream. PR1683192
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'clear interfaces statistics all' taking more than 9 min due to invalid PIC configuration inside GNF. PR1683312
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The traffic drop would be observed with inter-vlan configuration when deactivating and activating the EVPN routing instance. PR1683321
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Commit check error message is not thrown when DetNAT is configured with AMS load-balancing-options. PR1683772
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[MAP-E] PPE errors are seen when you deactivate and then activate the partial reassembly - ZTCHIP_MQSS_CMERROR_DRD_RORD_ENG_INT_REG_CMD_FSM_STATE_ERR (0x227fa5) PR1683845
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More than one label stack is not suppoting, gives as "Maximum number of sids supported is 0" error in srv6 ping in Alfa-Romeo[lc9600] PR1683883
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rpd crash when SRv6 service routes resolve over SRv6 SRTE policies using older resolution scheme PR1683993
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Traffic would hit wrong queue post ISSU PR1684019
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The l2cpd process crash may be observed when disabling RSTP on an interface. PR1684072
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MFT: rpd cores @spring_te_stats_info_lookup_transit_stats_info_from_ingress_stats_info at Backup RE with multiple times deactivate/activate of source-packet routing PR1684111
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An interface configured as 1G may flap on a port with the mixed speeds of 1G and 10G after a PIC restart. PR1684728
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Insufficient space for vmcores for Junos VM. PR1684968
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TI-LFA backup path is not computed which effects slow convergence in case of failures. PR1685064
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Multiple bbe-smgd cores might be observed resulting in subscribers being lost or failing to login in the Enhanced subscriber scenario PR1685070
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when uncorrectable FEC/CRC errors above the threshold are injected the plane is not going to check state PR1685230
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license-check might generate a core file on MX Series routers. PR1685433
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PICs on the GNF failed to come online after the chassisd restart. PR1685453
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bbe-smd-cpd core file is generated (patricia_delete; - bbe_cos_drop_profile_remove_all .../bbe_cos_drop_profile.c:837) during commit after adding very large class-of-service stanza to CP configuration. PR1685482
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On MX Series or PTX Series platforms, when you configure BMP RIB-IN and BMP RIB-OUT, large number of BGP routes remain in Holddown state after route churn. PR1685510
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The l2ald core file seen after zeroize. PR1686097
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The rpd crash would be observed when two separate next-hops in rpd map to the same next-hop-index in the kernel PR1686211
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VPLS traffic loss might be seen when deleting and adding a routing-instance. PR1686523
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Traffic via the ICL link to MC-AE peer box gets looped back to the VTEP tunnel on MX240 and MX480 platforms. PR1687024
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The PIMv6 is not getting enabled for L2TP subscribers. PR1687138
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The rpd process crash is seen when the BGP SR-TE tunnel is marked for deletion PR1687287
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The FPC crash is observed with a "flexible-match-mask" condition. PR1687862
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On Junos OS and Junos OS Evolved platforms delegated LSP control will not be returned to the PCC in a specific scenario. PR1687885
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The LLDP output packets are not transmitting on the em0 interface of Junos OS and Junos OS Evolved platforms. PR1688023
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A kernel crash can be seen with MIC-3D-8DS3-E3 installed. PR1688315
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The LACP might get stuck in a continuous update loop in the MC-LAG scenario. PR1688958
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Packet Forwarding Engine wedge will be seen due to fast link flaps. PR1688972
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The logical interface policer is not working as expected when applied to filter input-list/output-list PR1689199
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"failed to get template var id" error messages are generated by FPC when BFD liveness detection is negotiated by DHCP subscriber which has lawful intercept enabled PR1689621
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A 1G port on a QSFPP-4x10G transceiver will be down sometimes after the FPC restart. PR1689644
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Traffic drop on the system when traffic sent to remote IPv6. PR1690679
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Use latest os-package when upgrading. PR1691209
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The rpd process crashes on deleting the Segment Routing Traffic Engineering (SR-TE) tunnel. PR1691459
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PCS errors and framing errors on 100GE interfaces on certain Junos OS platforms. PR1692063
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The firewall bridge filter policers (attached to ae interface) are not working on all Junos OS MX Series platform with MPC10 card upon deactivate-activate a term intended to limit overall traffic. PR1692070
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ALG child session will not be transported through the DS-Lite tunnel which might lead to traffic failures in absence of a direct route to the host. PR1692525
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MacSec session will not be up on the new fallback key during the primary key transition. PR1693301
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Traffic loss is observed when the ECMP path is IRB over the aggregated Ethernet interface (IPv4->MPLS). PR1693424
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Traffic loss will be seen when MACSEC is configured. PR1693730
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NDP cannot resolve neighbor after clearing IPv6 neighbor. PR1694009
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license-check warning reported on backup Routing Engine by commit or commit check. PR1694935
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The l2cpd telemetry crashes when the LLDP Netconf notification from external controllers along with Netconf services configuration is present on the device. PR1695057
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BMP EOR is sent with wrong peer address causing BMP failure. PR1695320
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MPC11E goes offline on configuring
fpc-slice
. PR1695510 -
The dot1x authentication will not be enabled on interfaces with specific configuration combination. PR1696906
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FPC crashes when firewall filter is unconfigured and reconfigured with same index. PR1697404
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Junos OS and Junos OS Evolved: A BGP session will flap upon receipt of a specific, optional transitive attribute in Junos OS Release 22.3R1 (CVE-2022-22184). PR1698446
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Transit tunnels fails and remains down on all Junos OS based MX Series and SRX Series platforms with IKE-NAT-ALG enabled. PR1699115
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The rpd crashes when rib-sharding is configured. PR1699557
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FPC restart and core file is generated in MPLS scaled scenario with always-mark-connection-protection-tlv configured. PR1701147
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Traffic loss is seen due to interface flap when changing speed from 10G and 1G. PR1701183
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On Junos OS platforms with MS-MPC cards the IKE ALG inactivity timeout value stays fixed. PR1701305
High Availability (HA) and Resiliency
Interfaces and Chassis
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em0 interface ppeed is reflecting as 10G instead of 1G. PR1636668
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The Packet Forwarding Engine input/output chip setup failed for some interfaces and causes those interfaces missing in Packet Forwarding Engine after backup chassis upgraded via sequential upgrade. PR1670345
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VRRP master-master condition might occur when there are more than two devices in the VRRP group. PR1680178
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If VRRP authentication key is more than 16 characters it is ignoring remaining characters. PR1683871
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Traffic is getting impacted as interface hold-time is not working with wan-phy framing. PR1684142
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VRRP master session on aggregated Ethernet interface, logical interface having child links on satellite device stops transmission post GRES. PR1697394
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The backup MX Series Virtual Chassis router could become master after the system reboot. PR1697630
Junos Fusion Satellite Software
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The Junos Fusion Satellite device will be stuck in the SyncWait state. PR1682680
Layer 2 Ethernet Services
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MX240: Verify VRRP statistics fails after deactivating the access interface. PR1666943
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DHCP packets sent to the client have the Option-82 suboption length set to 0. PR1684521
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IPv4 ALQ does not work with authentication. PR1688272
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DHCP packets might not be sent to the clients when 'forward-only' is reconfigured under the routing instance PR1689005
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A dcd process crashes continuously when the dhcp-service restarts. PR1698798
MPLS
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The error severity of syslog message "ted_client reset" generated during commit is incorrect. PR1649565
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RSVP refcount leak and the rpd crash observed post LSP churn. PR1621771
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The rpd core is seen due to IGP database and BGP LS database out of sync. PR1655031
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Memory utilization keeps incrementing due to the path error message. PR1657872
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LDP session stuck in non-existent state when router has multiple addresses configured on loopback interface. PR1666506
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Traffic loss will be seen in an LDP->BGP-LU stitching scenario. PR1670334
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LDP traffic might drop or get discarded when the L-ISIS/L-OSPF route changes due to interface level configuration. PR1671187
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CPU utilization of rpd process may reach 100 percent while reporting LSP states to pccd if the IS-IS update churn is high. PR1673348
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LDP egress-policy for default route (0.0.0.0/0) with 'exact' option will make output label for the unrelated routes. PR1676551
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In an LDP -> BGP LU stitching scenario, Multiple LSPs will not be installed in the forwarding table, even if BGP Multipath and ECMP are enabled. PR1680574
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In the RSVP-TE scenario, with Entropy label capability is enabled during MBB issues handling Resv Messages. PR1681403
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The Routing Engine crashes when MPLS next-hop is created and deleted frequently. PR1681892
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RSVP path tear is not encapsulated by the MPLS header when bypass is configured. PR1685182
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On a controller based MPLS setup with container LSPs, rpd daemon crashes after LSP deletion occurs. PR1690458
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The rpd crash will be observed during the MPLS label block allocation. PR1694648
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[MX]L2VPN ping is failing when UHP rsvp LSP is used. PR1697982
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The rpd core and traffic loss is observed on Junos OS and Junos OS Evolved platforms. PR1701420
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Memory leak issue in TED. PR1701800
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LDP flaps will be observed having LT interface with VLAN and LDP running between the logical-system instance and global instance. PR1702220
Network Management and Monitoring
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Aggregated Ethernet interface beyond 1099 are allotted 0 SNMP index. PR1683264
Platform and Infrastructure
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Traffic drop seen and filter not hitting as expected for match condition traffic class with FLT option configured. PR1573350
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The core interface goes down. PR1631217
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The MPC hosting an aggregated Ethernet member interface with a shared bandwidth policer configured at the aggregated Ethernet could crash upon encountering an HMC fatal error. PR1666966
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You might observe a traffic drop with layer 2 circuit local switching with PS interface. PR1669410
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You might observe a traffic drop with SP style configuration for the logical tunnel in Layer2 domain. PR1669478
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Junos OS: Receipt of crafted TCP packets destined to the device results in MBUF leak, leading to a Denial of Service (DoS) (CVE-2023-22396). PR1670303
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Layer 2 packets other than IPv4 or IPv6 (for example, CFM) will get forwarded as out of order via MPC10 and MPC11 in the egress direction. PR1670316
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DHCP bindings will fail for the client connected on an LT interface when DHCP snooping is enabled PR1677631
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BGP session flap with error BGP_IO_ERROR_CLOSE_SESSION. PR1685113
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Probes received counter is not correct when set "moving-average-size" > "history-size" under TWAMP client configuration. PR1685952
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Packet Forwarding Engine will be disabled whenever XQ_TOE CM error is being detected. PR1692256
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Packets received from type-5 tunnel are not sent out to local CE in EVPN-VxLAN scenario. PR1696106
Routing Protocols
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On enabling BGP PIC, you might observe an incorrect next-hop weight. PR1652666
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Traffic loss will be seen due to delay in BGP convergence time. PR1663883
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SSH access is possible without ssh setting. PR1664512
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Rpd crash might be observed due to multiple sequences of flap events. PR1669615
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Source and destination AS fields shows up as 0 in the flow record. PR1670673
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The routes with an independent resolution can trigger an rpd crash when the last BGP peer is down. PR1673160
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BGP or OSPF neighbors will not come up in Junos OS Evolved platforms if IPsec Security Associations are used to authenticate the peer. PR1674802
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KRT queue shows deferred operation while creating a logical interface after FPC offline and online event. PR1675212
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Label traffic will drop at the one-hop LSP stitching node if the packet has more than one label. PR1677567
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High CPU is seen on the platforms running IPv6. PR1677749
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Inter-domain forwarding connectivity will be broken between different lo0s in the option-C network causing problems for the MPLS transit-route. PR1677935
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RV task replication will be stuck in the "NotStarted" state when routing-options validation is deactivated and then activated. PR1679495
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The aggregator attribute will not be set correctly when the independent-domain is configured. PR1679646
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BGP auto-discovery sessions does not work any more after an interface flaps. PR1679950
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Inbound convergence pending flag is set after Routing Engine switchover. PR1680360
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The rpd process will crash and generate core file post graceful restart. PR1682778
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On single Packet Forwarding Engine with fusion satellite, LACP is not sending PDUs. PR1687395
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BMP will not send EOR message. PR1690213
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The rpd might crash on a system running with IGP shortcuts. PR1690231
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The rpd crash is seen when using a BGP neighbor telemetry subscription in a sharding environment. PR1692255
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Commit error when trying to configure rib-group under BGP in no-forward (default) RI. PR1696576
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An incorrect SR-TE secondary path weight makes the secondary path active in the forwarding table. PR1696598
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OSPF stuck in InitStrictBFD state for the neighbor which doesn't send LLS header. PR1700966
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OSPF routes are not getting installed after the interface is flapped. PR1705975
Subscriber Access Management
VPNs
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Traffic over IPSec tunnels might drop during unified ISSU. PR1416334
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The multicast receiver receives no traffic in an extranet scenario having an SPT tree already established. PR1675099
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Multiple deamon restart results in generating core files. PR1682573
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Two-digit numbered interfaces cannot be used as protect-interfaces. PR1695075