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Resolved Issues
Learn about the issues fixed in this release for MX Series.
Class of Service (CoS)
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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 (AE) link flaps on MX 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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Layer 3 inter-subnet routing will fail if there is no reachability for the remote IP-host route. PR1669585
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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 files is observed due to remote bgp routes being flashed as active routes. PR1692249
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A configuration change caused a rpd core dump for the EVPN migrated instance. PR1701632
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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
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In SD-WAN the association between VRF instance and VRF group fails for ISSU from Junos OS 19.2~21.1 to 22.2R1. PR1661935
General Routing
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FPC might generate core files if CFM flap trap monitor feature in use. PR1536417
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MPC10E: Quick 100G link-flaps has still some race conditions which can cause MQSS stream drain failures and xqss_sched_flush_queue failures. PR1642584
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Bugatti: RCB: system does not got to shell prompt and hangs before rebooting after pressing N during PXE installation. PR1647534
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The MPC/FPC might crash or the traffic might be silently dropped/discarded. PR1649499
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The user-defined speed does not take effect on the AE interface in certain scenarios on Junos 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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UEFI BIOS Key synchronization tool - efitools.service failed after optics diagnostics test. PR1655537
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Telemetry is reporting In-Errors when knob "ignore-l3-incompletes" is configured. PR1655651
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DHCP packets getting looped in EVPN-VXLAN setup. PR1657597
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On LC2101 / LC480 line cards normal discard counter increasing (no traffic running through device). PR1658268
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Speed change from 10G to 1G on MX 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 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 upgrade 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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GNF : No streaming data received for /telemetry-system/subscriptions/dynamic-subscriptions/. PR1661106
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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 might be seen when there is a synchronization issue. PR1663050
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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 the VRRP is configured over the AE interface. PR1666853
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Type-5 routes might not get programmed in PFE when the number of active interfaces and Vlan configured is high. PR1668352
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jsd memory leak and may lead jsd restart. PR1669426
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Multibit ECC error causes the whole MX platform chassis to go down. PR1670137
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EVPN multicast traffic might 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 might be 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 -
Issue with eth-lldp-stop.sh after junos upgrade performed in PTX5000(i40e-NVM). PR1675177
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Observed spmbpfe core on RE1 when installed image on both the REs. PR1675268
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PFE core files is seen when the CPCD service is modified. PR1675985
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MPC stuck in present state with log " graceful offline in progress, returning false" flooding. PR1676008
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The traffic doesn't re-route quickly causing traffic getting dropped silently. PR1676740
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Traffic drop might be seen on MX platforms with MPC10E-10C line card. PR1676777
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PFE memory usage gets impacted after GRES. PR1678217
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The
show interfaces diagnostics optics interface
shows all 0 on 100/400G port on MPC10E card. PR1678716 -
The LLDP packets will not be transmitted over l2circuit on the ACX platform. PR1678752
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The process bbe-smgd on the router would stop processing new PPPoE subscribers session. PR1680453
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Traffic drop would be observed only when the backup link is up on link-protection LAG interface. PR1680889
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The PFE process crashes from 21.4R1 version onwards on VMhost platforms. PR1681532
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Traffic loss is seen with port-mirroring is enabled on AE interface in multicast downstream. PR1683192
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The
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
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jnxOperatingDescr.1.1.0.0 returns blank, but jnxOperatingState.1.1.0.0 returns value. PR1683753
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srv6-oam: 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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Traffic might hit incorrect queue post ISSU. PR1684019
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The l2cpd process crash might be observed when disabling RSTP on an interface. PR1684072
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An interface configured as 1G might flap on a port with the mixed speeds of 1G and 10G after a PIC restart. PR1684728
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Insufficient space for vm core files 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 core files might be observed resulting in subscribers being lost or failing to login in the Enhanced subscriber scenario. PR1685070
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license-check might core files on MX routers. PR1685433
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PICs on the GNF failed to come online after the chassisd restart. PR1685453
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Illinois: K8 CP: Telenor Norway CST:
bbe-smd-cpd core (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 -
With BMP RIB-IN and BMP RIB-OUT configured on MX or PTX Platforms, large number of BGP routes remain in Holddown state after route churn. PR1685510
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The rpd crash might 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. 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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CoS memory errors are seen when
chassis traffic-manager enhanced-priority-mode
is configured. PR1687642 -
The FPC crash is observed with a "flexible-match-mask" condition. PR1687862
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On Junos and Junos 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 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 would 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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The "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 hits an unresolved destination PR1690679
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Use latest os-package when upgrading. PR1691209
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The process rpd crash will be observed with the SR-TE tunnel delete. PR1691459
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PCS errors and framing errors on 100GE interfaces on certain Juniper platforms. PR1692063
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The firewall bridge filter policers (attached to AE interface) are not working on all Junos MX 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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The fxpc core files is generated and an FPC restart results in traffic impact. PR1692993
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MACSec session will not come 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 AE (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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dot1xd.core-tarball.0.tgz is observed in Junos OS Release 22.1R3 at #0x009113f0 in __mem_assert(). PR1694129
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License-check warning reported on backup RE by commit or commit check. PR1694935
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BMP EOR is sent with incorrect peer address causing BMP failure. PR1695320
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MPC11E goes offline with "fpc-slice" configured. PR1695510
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Occassionally, after a chassis power cycle, the backup Routing Engine is in Present state and the
Loss of communication with Backup RE
alarm is seen. PR1696816 -
The dot1x authentication will not be enabled on interfaces with specific configuration combination. PR1696906
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In the rare scenario, huge PTP Time errors are introduced and propagated to the downstream devices after the chassis reboot. PR1696957
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FPC crash will be observed when firewall filter is unconfigured and reconfigured with same index. PR1697404
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jkey path changed under protocol/isis. "levels" is missing. PR1698192
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On Junos platforms MPLS resolving over IPV6 route traffic drop is seen. PR1698516
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Transit tunnels fails and remains down on all Junos based MX and SRX platform with IKE-NAT-ALG enabled. PR1699115
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Output of
show chassis ethernet-switch statistics
includes 32 bit values which might overflow. PR1699136 -
The rpd crash is observed when rib-sharding configured. PR1699557
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FPC restart and core files 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
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On Junos platforms with MS-MPC cards the IKE ALG inactivity timeout value stays fixed. PR1701305
High Availability (HA) and Resiliency
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The rpd crash will be observed when any commit is performed. PR1701146
Interfaces and Chassis
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em0 interface ppeed is reflecting as 10G instead of 1G. PR1636668
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The PFE I/O 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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Node Slicing: In a rare scenario, the FPC/SLC will get stuck in the ready state after a restart. PR1682271
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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 AE ifl having child links on Satellite Device stops transmission post GRES. PR1697394
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MX Series Virtual Chassis: The backup Virtual Chassis router could become master after the system reboot. PR1697630
Juniper Extension Toolkit (JET)
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The connection might get closed by the collector when connecting to jsd. PR1653968
Layer 2 Ethernet Services
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MX240:Verify VRRP stats is failed after Deactivate 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 not working with authentication. PR1688272
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A dcd process crash is observed continuously when the dhcp-service is restarted. PR1698798
MPLS
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RSVP refcount leak and the rpd crash observed post LSP churn. PR1621771
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The error severity of syslog message
ted_client reset
generated during commit is incorrect. PR1649565 -
The rpd core files is seen due to IGP database and BGP LS database out of sync. PR1655031
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The rpd crash would be observed in a RSVP scenario. PR1661526
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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 will be blackholed when the L-ISIS/L-OSPF route changes due to interface level configuration. PR1671187
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CPU utilization of rpd process might reach 100% 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 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 and Junos 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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AE (aggregated ethernet)interface beyond 1099 are allotted 0 snmp index. PR1683264
Platform and Infrastructure
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The core interface goes down. PR1631217
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The MPC hosting an AE member interface with a shared bandwidth policer configured at the AE could crash upon encountering an HMC fatal error. PR1666966
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Traffic drop is be observed with layer 2 circuit local switching with PS interface. PR1669410
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Traffic drop observed 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/IPv6 (e.g. 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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The interface on the device will go down when one or more interfaces are connected to the Advantech3260 device at another end. PR1678506
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The traffic loss duration increases during the LSP switchover. PR1681250
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BGP session flap with error BGP_IO_ERROR_CLOSE_SESSION. PR1685113
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PFE 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
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The egress rewrite-rule might not work as expected for traffic entering the AE interface. PR1700860
Routing Protocols
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Junos OS and Junos OS Evolved: RPD crash upon receipt of specific OSPFv3 LSAs (CVE-2022-22230). PR1645221
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Incorrect next-hop weight might be observed with BGP PIC enabled. PR1652666
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SSH access is possible without ssh setting. PR1664512
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BGP labeled-unicast inactive routes might not be advertised when add-path is configured. PR1665610
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RPD crash might be observed due to multiple sequences of flap events. PR1669615
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Source/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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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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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 flap. PR1679950
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On single PFE with Fusion satellite, LACP is not sending PDUs. PR1687395
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BMP will not send EOR message. PR1690213
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Backup Path is Not Found in ASBR6 MPLS Table while verifying BGP Multipath Protection functionality. PR1691131
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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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Silent drop of traffic is observed when removing the BGP routes take a long time to get removed from RIB. PR1695062
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Commit error when trying to configure rib-group under BGP in no-forward (default) RI. PR1696576
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Incorrect SR-TE secondary path weight makes the secondary path active in forwarding table. PR1696598
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The BGP Auto-discovered neighborship is not formed after a reboot. PR1699233
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OSPF stuck in InitStrictBFD state for the neighbor which doesn't send LLS header. PR1700966
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Anycast PIM doesn't work when the peer has an authentication key configured for MSDP. PR1703707
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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 be dropped 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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Core files are observed with multiple daemons restart. PR1682573
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Two-digit numbered interfaces cannot be used as protect-interfaces. PR1695075