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Resolved Issues

Learn about the issues fixed in this release for MX Series routers.

Class of Service (CoS)

  • QoS may not work as expected on aggregated Ehernet interfaces with explicit-null label. PR1675781

  • The congestion details will be lost as ECN bits in DSCP are cleared after VXLAN decapsulation. PR1683438

  • The oid tree jnxCosQstatEntry returns nothing for some interfaces after restarting class-of-service. PR1693977

  • 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

  • The kernel crash would be observed in an EVPN multi-homed scenario. PR1649234

  • In EVPN-MPLS Mutihoming scenario DF election will get stuck in the Preference based state. PR1662954

  • CRB EVPN MPLS is not working with control-word enabled. PR1665130

  • Traffic drop might be observed in the EVPN-VPWS scenario. PR1672749

  • The ARP/ND entries are not relearnt as expected on the spine with EVPN-VxLAN. PR1677521

  • EVPN Proxy ARP does not work for the static VTEP interface. PR1679115

  • EVPN MPLS traffic drop can be observed in a multi-vendor PE CE setup with single-active LAG. PR1680421

  • Routing Protocol Daemon (RPD) core file is observed due to remote BGP routes being flashed as active routes. PR1692249

  • 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

  • In SD-WAN the association between VRF instance and VRF group fails for ISSU from Junos OS Release 19.2~21.1 to Junos OS Release 22.2R1. PR1661935

  • The rpd crash will be observed when any commit is performed. PR1701146

Forwarding and Sampling

  • Traffic loss may be observed when changing firewall configuration. PR1670622

  • The FPC crashes when "show filter memory" command is used during a firewall filter configuration change. PR1680849

General Routing

  • FPC might generate a core file if CFM flap trap monitor feature in use. PR1536417

  • Error message seen in clksyncd logs with SyncEor PTP configurations "ESYNC-Error:ferrari_zl30362_reg_write: Error, EEC(0) not yet initialized". PR1583496

  • On MX2008 routers, Junos OS vmcore process fail and generates core files with less partition. PR1604755

  • 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

  • The L3 packets with the destination as IPv6 Link Local address will not work. PR1638642

  • PTP does not lock in certain scenario. PR1645562

  • System does not get to shell prompt and hangs before rebooting after pressing N during PXE installation. PR1647534

  • The aggregated Ethernet interface speed is not reflected correctly in certain scenarios on Junos OS platforms. PR1649958

  • 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

  • SyncE clock goes to holdover when interface flaps in sequence. PR1654008

  • The 1G port always stays down while changing of 10G interface lane speed to 1G. PR1655089

  • UEFI BIOS key synchronization tool - efitools.service failed after optics diagnostics test. PR1655537

  • 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

  • DHCP packets might get looped in a VXLAN setup. PR1657597

  • Speed change from 10G to 1G on MX Series routers causes all other lanes to flap. PR1659087

  • JSD crash is seen during cBNG container startup. PR1659175

  • Some of ports on MX Series platforms with MPC7E-10G do not come up with 1G speed. PR1660154

  • MX204 - SSH non-default port configuration causes FPC offline after upgrading to Junos OS Release 21.4. PR1660446

  • The port LEDs do not light up when 40G physical interfaces are up. PR1660532

  • No streaming data received for /telemetry-system/subscriptions/dynamic-subscriptions/ PR1661106

  • Traffic loss might be seen in certain IPsec VPN and Group-VPN scenario. PR1661815

  • In the EVPN-VXLAN scenario, the DHCP packets will get dropped when the DHCP relay agent is configured. PR1662524

  • The rpd core file may be seen when there is a synchronization issue. PR1663050

  • 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

  • RE1 alarms persistent even after removed from slot. PR1664544

  • Switch fabric board information for supporting PTP on MX10k8 with MX10K-LC2101 LC(s). PR1664569

  • Traffic loss is observed when you configure VRRP over the aggregated Ethernet interface. PR1666853

  • H-VPLS traffic silently drops when you disable the mesh group local-switching. PR1667310

  • The FPC might fail to initialize on Junos OS platforms. PR1667674

  • The RSVP interfaces are not streamed when removing the interface configuration. PR1667844

  • GRPC Server not decoding leaf-list correctly. PR1668319

  • Type-5 routes might not get programmed in Packet Forwarding Engine when the number of active interfaces and VLAN configured is high. PR1668352

  • Kernel logs on cRPD containers running on the same host are incomplete. PR1668794

  • The rpd process restarts after generating a core file. PR1669346

  • jsd memory leak and may lead jsd restart. PR1669426

  • The error will be observed if eTree is used with EVPN-MPLS and the routing-instance is changed. PR1669609

  • Interoperability issue between legacy line cards and MPC10E and MPC11E causes L2 packet drop. PR1669765

  • USB installation package loads with 32-bit smartd binary version. PR1669892

  • Multibit ECC error causes the whole MX Series platform chassis to go down. PR1670137

  • EVPN multicast traffic may get impacted because of routes getting stuck in the kernel routing table (krt) queue. PR1670435

  • PTP server state stuck in acquiring state when configured on a port enabled with Ingress Queueing Feature. PR1671262

  • Traffic loss seen due to SPC3's packets getting stuck. PR1671649

  • Reporting-interval in "show jvision sensor info" is stuck at 65000 when configured reporting rate is changed from 65000 to 68000. PR1673476

  • SNMP traps "Power Supply failed" and "Power Supply OK" are not generated. PR1674322

  • The 'kmd' process may crash due to SA re-negotiation failure during IKE phase-1. PR1674585

  • In a rare case, 'pccd' will crash when the PCEP connection is down. PR1675816

  • Packet Forwarding Engine core file is seen when the CPCD service is modified. PR1675985

  • MX-SPC3 PIC core file is seen when a CPCD service is modified. PR1675990

  • MPC stuck in present state with log " graceful offline in progress, returning false" flooding. PR1676008

  • While processing SNMP GetNext requests 'trasportd' may reach 100 percent of CPU utilization. PR1676593

  • The traffic does not re-route quickly causing traffic blackholing. PR1676740

  • Traffic drop can be seen on MX Series platforms with MPC10E-10C line card. PR1676777

  • After upgrading to Junos OS Release 22.2R1, "show system license" will display some protocol as "invalid" state if no flex license. PR1677869

  • Traffic drop can be seen for MPC7, MPC8, and MPC9 during unified ISSU in a specific scenario. PR1678130

  • Packet Forwarding Engine memory usage gets impacted after GRES. PR1678217

  • 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

  • The pccd process might crash during MBB for an externally controlled LSP. PR1678970

  • The l2ald is treating MAC as a duplicate causing traffic loss. PR1680242

  • The bbe-smgd process on the router might stop processing new PPPoE subscribers session. PR1680453

  • The dynamic tunnel route is removed when a new tunnel is brought up for the same selector. PR1680775

  • Traffic might drop only when the backup link is up on link-protection LAG interface. PR1680889

  • The Packet Forwarding Engine process crashes from Junos OS Release 21.4R1 and later on VMhost platforms. PR1681532

  • Fabric plane check or error alarm might be seen due to the burst traffic in MS-MPC line cards. PR1681624

  • Auto-negotiation reflects on the MPC7E-10GE line card. PR1682962

  • Traffic loss is seen with port-mirroring is enabled on aggregated Ethernet interface in multicast downstream. PR1683192

  • 'clear interfaces statistics all' taking more than 9 min due to invalid PIC configuration inside GNF. PR1683312

  • The traffic drop would be observed with inter-vlan configuration when deactivating and activating the EVPN routing instance. PR1683321

  • Commit check error message is not thrown when DetNAT is configured with AMS load-balancing-options. PR1683772

  • [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

  • 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

  • rpd crash when SRv6 service routes resolve over SRv6 SRTE policies using older resolution scheme PR1683993

  • Traffic would hit wrong queue post ISSU PR1684019

  • The l2cpd process crash may be observed when disabling RSTP on an interface. PR1684072

  • 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

  • An interface configured as 1G may flap on a port with the mixed speeds of 1G and 10G after a PIC restart. PR1684728

  • Insufficient space for vmcores for Junos VM. PR1684968

  • TI-LFA backup path is not computed which effects slow convergence in case of failures. PR1685064

  • Multiple bbe-smgd cores might be observed resulting in subscribers being lost or failing to login in the Enhanced subscriber scenario PR1685070

  • when uncorrectable FEC/CRC errors above the threshold are injected the plane is not going to check state PR1685230

  • license-check might generate a core file on MX Series routers. PR1685433

  • PICs on the GNF failed to come online after the chassisd restart. PR1685453

  • 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

  • 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

  • The l2ald core file seen after zeroize. PR1686097

  • The rpd crash would be observed when two separate next-hops in rpd map to the same next-hop-index in the kernel PR1686211

  • VPLS traffic loss might be seen when deleting and adding a routing-instance. PR1686523

  • Traffic via the ICL link to MC-AE peer box gets looped back to the VTEP tunnel on MX240 and MX480 platforms. PR1687024

  • The PIMv6 is not getting enabled for L2TP subscribers. PR1687138

  • The rpd process crash is seen when the BGP SR-TE tunnel is marked for deletion PR1687287

  • The FPC crash is observed with a "flexible-match-mask" condition. PR1687862

  • On Junos OS and Junos OS Evolved platforms delegated LSP control will not be returned to the PCC in a specific scenario. PR1687885

  • The LLDP output packets are not transmitting on the em0 interface of Junos OS and Junos OS Evolved platforms. PR1688023

  • A kernel crash can be seen with MIC-3D-8DS3-E3 installed. PR1688315

  • The LACP might get stuck in a continuous update loop in the MC-LAG scenario. PR1688958

  • Packet Forwarding Engine wedge will be seen due to fast link flaps. PR1688972

  • The logical interface policer is not working as expected when applied to filter input-list/output-list PR1689199

  • "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

  • A 1G port on a QSFPP-4x10G transceiver will be down sometimes after the FPC restart. PR1689644

  • Traffic drop on the system when traffic sent to remote IPv6. PR1690679

  • Use latest os-package when upgrading. PR1691209

  • The rpd process crashes on deleting the Segment Routing Traffic Engineering (SR-TE) tunnel. PR1691459

  • PCS errors and framing errors on 100GE interfaces on certain Junos OS platforms. PR1692063

  • 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

  • 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

  • MacSec session will not be up on the new fallback key during the primary key transition. PR1693301

  • Traffic loss is observed when the ECMP path is IRB over the aggregated Ethernet interface (IPv4->MPLS). PR1693424

  • Traffic loss will be seen when MACSEC is configured. PR1693730

  • NDP cannot resolve neighbor after clearing IPv6 neighbor. PR1694009

  • license-check warning reported on backup Routing Engine by commit or commit check. PR1694935

  • The l2cpd telemetry crashes when the LLDP Netconf notification from external controllers along with Netconf services configuration is present on the device. PR1695057

  • BMP EOR is sent with wrong peer address causing BMP failure. PR1695320

  • MPC11E goes offline on configuring fpc-slice. PR1695510

  • The dot1x authentication will not be enabled on interfaces with specific configuration combination. PR1696906

  • FPC crashes when firewall filter is unconfigured and reconfigured with same index. PR1697404

  • 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

  • Transit tunnels fails and remains down on all Junos OS based MX Series and SRX Series platforms with IKE-NAT-ALG enabled. PR1699115

  • The rpd crashes when rib-sharding is configured. PR1699557

  • FPC restart and core file is generated in MPLS scaled scenario with always-mark-connection-protection-tlv configured. PR1701147

  • Traffic loss is seen due to interface flap when changing speed from 10G and 1G. PR1701183

  • On Junos OS platforms with MS-MPC cards the IKE ALG inactivity timeout value stays fixed. PR1701305

High Availability (HA) and Resiliency

  • The rpd memory leak might be observed when flapping BGP sessions relates to rt_ modules. PR1681394

  • Traffic will be impacted if GR-ISSU fails. PR1694669

  • The rpd crashes when any commit is performed. PR1701146

Interfaces and Chassis

  • em0 interface ppeed is reflecting as 10G instead of 1G. PR1636668

  • 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

  • VRRP master-master condition might occur when there are more than two devices in the VRRP group. PR1680178

  • If VRRP authentication key is more than 16 characters it is ignoring remaining characters. PR1683871

  • Traffic is getting impacted as interface hold-time is not working with wan-phy framing. PR1684142

  • VRRP master session on aggregated Ethernet interface, logical interface having child links on satellite device stops transmission post GRES. PR1697394

  • The backup MX Series Virtual Chassis router could become master after the system reboot. PR1697630

Junos Fusion Satellite Software

  • The Junos Fusion Satellite device will be stuck in the SyncWait state. PR1682680

Layer 2 Ethernet Services

  • MX240: Verify VRRP statistics fails after deactivating the access interface. PR1666943

  • DHCP packets sent to the client have the Option-82 suboption length set to 0. PR1684521

  • IPv4 ALQ does not work with authentication. PR1688272

  • DHCP packets might not be sent to the clients when 'forward-only' is reconfigured under the routing instance PR1689005

  • A dcd process crashes continuously when the dhcp-service restarts. PR1698798

MPLS

  • The error severity of syslog message "ted_client reset" generated during commit is incorrect. PR1649565

  • RSVP refcount leak and the rpd crash observed post LSP churn. PR1621771

  • The rpd core is seen due to IGP database and BGP LS database out of sync. PR1655031

  • Memory utilization keeps incrementing due to the path error message. PR1657872

  • LDP session stuck in non-existent state when router has multiple addresses configured on loopback interface. PR1666506

  • Traffic loss will be seen in an LDP->BGP-LU stitching scenario. PR1670334

  • LDP traffic might drop or get discarded when the L-ISIS/L-OSPF route changes due to interface level configuration. PR1671187

  • CPU utilization of rpd process may reach 100 percent while reporting LSP states to pccd if the IS-IS update churn is high. PR1673348

  • LDP egress-policy for default route (0.0.0.0/0) with 'exact' option will make output label for the unrelated routes. PR1676551

  • 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

  • In the RSVP-TE scenario, with Entropy label capability is enabled during MBB issues handling Resv Messages. PR1681403

  • The Routing Engine crashes when MPLS next-hop is created and deleted frequently. PR1681892

  • RSVP path tear is not encapsulated by the MPLS header when bypass is configured. PR1685182

  • On a controller based MPLS setup with container LSPs, rpd daemon crashes after LSP deletion occurs. PR1690458

  • The rpd crash will be observed during the MPLS label block allocation. PR1694648

  • [MX]L2VPN ping is failing when UHP rsvp LSP is used. PR1697982

  • The rpd core and traffic loss is observed on Junos OS and Junos OS Evolved platforms. PR1701420

  • Memory leak issue in TED. PR1701800

  • 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

  • Aggregated Ethernet interface beyond 1099 are allotted 0 SNMP index. PR1683264

Platform and Infrastructure

  • Traffic drop seen and filter not hitting as expected for match condition traffic class with FLT option configured. PR1573350

  • The core interface goes down. PR1631217

  • 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

  • You might observe a traffic drop with layer 2 circuit local switching with PS interface. PR1669410

  • You might observe a traffic drop with SP style configuration for the logical tunnel in Layer2 domain. PR1669478

  • 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

  • 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

  • DHCP bindings will fail for the client connected on an LT interface when DHCP snooping is enabled PR1677631

  • BGP session flap with error BGP_IO_ERROR_CLOSE_SESSION. PR1685113

  • Probes received counter is not correct when set "moving-average-size" > "history-size" under TWAMP client configuration. PR1685952

  • Packet Forwarding Engine will be disabled whenever XQ_TOE CM error is being detected. PR1692256

  • Packets received from type-5 tunnel are not sent out to local CE in EVPN-VxLAN scenario. PR1696106

Routing Protocols

  • On enabling BGP PIC, you might observe an incorrect next-hop weight. PR1652666

  • Traffic loss will be seen due to delay in BGP convergence time. PR1663883

  • SSH access is possible without ssh setting. PR1664512

  • Rpd crash might be observed due to multiple sequences of flap events. PR1669615

  • Source and destination AS fields shows up as 0 in the flow record. PR1670673

  • The routes with an independent resolution can trigger an rpd crash when the last BGP peer is down. PR1673160

  • BGP or OSPF neighbors will not come up in Junos OS Evolved platforms if IPsec Security Associations are used to authenticate the peer. PR1674802

  • KRT queue shows deferred operation while creating a logical interface after FPC offline and online event. PR1675212

  • Label traffic will drop at the one-hop LSP stitching node if the packet has more than one label. PR1677567

  • High CPU is seen on the platforms running IPv6. PR1677749

  • Inter-domain forwarding connectivity will be broken between different lo0s in the option-C network causing problems for the MPLS transit-route. PR1677935

  • RV task replication will be stuck in the "NotStarted" state when routing-options validation is deactivated and then activated. PR1679495

  • The aggregator attribute will not be set correctly when the independent-domain is configured. PR1679646

  • BGP auto-discovery sessions does not work any more after an interface flaps. PR1679950

  • Inbound convergence pending flag is set after Routing Engine switchover. PR1680360

  • The rpd process will crash and generate core file post graceful restart. PR1682778

  • On single Packet Forwarding Engine with fusion satellite, LACP is not sending PDUs. PR1687395

  • BMP will not send EOR message. PR1690213

  • The rpd might crash on a system running with IGP shortcuts. PR1690231

  • The rpd crash is seen when using a BGP neighbor telemetry subscription in a sharding environment. PR1692255

  • Commit error when trying to configure rib-group under BGP in no-forward (default) RI. PR1696576

  • An incorrect SR-TE secondary path weight makes the secondary path active in the forwarding table. PR1696598

  • OSPF stuck in InitStrictBFD state for the neighbor which doesn't send LLS header. PR1700966

  • OSPF routes are not getting installed after the interface is flapped. PR1705975

Subscriber Access Management

  • Authd doesn't report CoS-Shaping-Rate VSA in accounting stop messages. PR1641416

  • The authd process crashes during GRES recovery phase. PR1687998

  • A few subscriber sessions will not be up post Routing Engine switchover. PR1697392

VPNs

  • Traffic over IPSec tunnels might drop during unified ISSU. PR1416334

  • The multicast receiver receives no traffic in an extranet scenario having an SPT tree already established. PR1675099

  • Multiple deamon restart results in generating core files. PR1682573

  • Two-digit numbered interfaces cannot be used as protect-interfaces. PR1695075