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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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QoS might not work as expected on AE interfaces with explicit-null label. PR1675781
EVPN
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The rpd process crash might occur due to memory allocation failure. PR1636690
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EVPN Proxy ARP doesn't work for the restricted feature on the IRB interface. PR1650665
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The process rpd might crash when protocol EVPN is deactivated. PR1659786
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CRB EVPN MPLS is not working with control-word enabled. PR1665130
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Traffic drop might occur in the EVPN-VPWS scenario. PR1672749
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RPD core files upon receipt of a specific EVPN route by a BGP route reflector in an EVPN environment. PR1675054
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EVPN Proxy ARP doesn't work for the static VTEP interface. PR1679115
Forwarding and Sampling
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mib2d core file hitting
@mib2d_fwstats_async_handler_cb rtslib_async_process_msg
during GRES testing with page pooling enabled. PR1647669 -
The MPC/FPC crash is seen on specific LC's running BGP Flowspec. PR1662955
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Traffic loss occurs in the VPLS scenario after the upgrade. PR1663717
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Traffic loss might be observed when changing firewall configuration. PR1670622
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The FPC crashes when you use
show filter memory
command during a firewall filter configuration change. PR1680849
General Routing
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LTS19: MX2008: junos vmcore file failed. Partition too small. PR1604755
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M/Mx: IS-IS adjacency remains down in backup Routing Engine during link flap test. PR1608591
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Pkid crash occurs due to null pointer dereferencing during local certificate verification in some cases. PR1624844
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Fabric request timeouts and fabric healing occur. PR1625820
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DSLite might not work on MX platforms installed with MPC7E line card and SPC3 service PIC. PR1632278
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Junos OS 21.4R1.2 - RESET PFE - Single hop BFD session over AE stuck at INIT after "reset PFE". PR1632585
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The
show chassis firmware
does not show the revision for PIC FPGA. PR1633187 -
The error message will be seen during FPC boot up on MX10003. PR1637756
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USB device not visible in Junos. PR1639071
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The dynamic tunnel might flap every 15 minutes with a non-forwarding route. PR1639134
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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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Buffer-size exact will not work. PR1644355
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The rpd crash might be seen in backup Routing Engine. PR1645457
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DHCP dual-stack subscriber scale-up failed in the access model DHCP relay. PR1645574
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DHCP Subscriber traffic might get dropped due to the rpf-check filter. PR1647214
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MX960: During bbe-smgd daemon restart there is a small window during which requests for subscriber statistics results in bbe-statsd daemon core file. PR1648565
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BGP sensor /bgp-rib/afi-safis/afi-safi/ipv4-unicast/loc-rib/ is not available as a 'periodic' sensor. PR1649529
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MX10008: Auto detection of affected YT from ZF parity error. PR1649858
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Traffic loss will be observed with virtual-router. PR1650335
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VMcore is triggered when control packets go over IRB and GRE. PR1651273
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PCS errored blocks count will increment after Junos software upgrade to Junos OS Release 20.2R1 or above releases. PR1651526
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Transit traffic might get dropped and protocols might be down when you modify the firewall filters. PR1651546
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The L2BSA subscribers might not be able to browse due to incorrect entries in the VPLS mac-table. PR1652337
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The syslog errors and PPE traps might be observed. PR1652901
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The bbe-smgd core file is observed on MX platforms. PR1653546
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SyncE clock goes to holdover when interface flaps in sequence. PR1654008
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The ARP might not resolve with the native-vlan configuration. PR1654215
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The 1G port always stays down while changing of 10G interface lane speed to 1G. PR1655089
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[gRIBI]IP-IP tunnel remains in the Packet Forwarding Engine even after clearing all programmed route entries. PR1655531
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UEFI BIOS Key synchronization tool - efitools.service failed after optics diagnostics test. PR1655537
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GRE-in-GRE encapsulated traffic might be dropped when the recursion-control bit is set to non-zero, which does not comply with RFC standard. PR1656499
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jnxDomCurrentLaneRxLaserPower SNMP MIB is not providing lane 0 information if polled using ifindex without Lane number. PR1656702
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PIC of SPC3 card will reboot when you execute
show services nat source deterministic xlated-ip x.x.x.x
with non-determined IP. PR1656798 -
Junos OS Release 22.2R1: MISC:: mspmand core file found
@sarena_free @mum_free @jsf_shm_free @jssl_mem_pool_free @jsf_openssl_free @CRYPTO_free @ssl_cert_free @jssl_config_dtor @msvcs_plugin_send_control_rt
. PR1657027 -
The transit traffic might be impacted in the PTP scenario. PR1657132
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SR-TE LSP state might go down due to "Compute Result failure". PR1657176
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The jdhcpd process might be stuck at 99% if traceoptions is enabled in high DHCP traffic scenario. PR1658087
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TOS (DSCP+ECN) bits are not getting copied from the Inner L3 header to outer VXLAN header. PR1658142
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The CPU usage SPMB might hit 100% for a short while. PR1658206
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Some Layer 3 VPN prefixes are not active because nexthop is not usable. PR1658277
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Valid software licenses might not be in sync between members in the Virtual chassis. PR1658913
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The rpd memory leak might be seen while processing vlan-ccc configuration. PR1659102
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JSD crash during cBNG container startup or restart from CLI from within a cBNG container. PR1659175
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The multipath route might be missing when you configure multipath. PR1659255
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Multiple stale EIM mappings observed on Junos MX platforms due to the aging timer getting stuck. PR1659284
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Traffic loss might occur when a VxLAN port is recovering from a failure. PR1659533
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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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After changing the MTU on an aggregated interface along with IRB, we might observe the kernel crash. PR1660208
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Soft assertions in RPD will fail during GRES. PR1660484
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Transit PTP over IP packet drop might occur on an AE interface. PR1660844
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The l2circuit backup might not revert to primary in rare condition. PR1661802
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Traffic loss might be seen in certain IPsec VPN and Group-VPN scenario. PR1661815
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The fxpc crash might occur with the RPF check enabled. PR1662508
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TCP MSS value might not get reflected to packets. PR1662950
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The network-instance name for streaming telemetry to be changed from default to DEFAULT to align with CONFIG stanza. PR1662999
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The offset value might be high on the downstream node while switching between line cards, which impacts 5G services. PR1663065
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The forwarding plane is not updated properly in scaled MVPN scenario after receiving PIM leave messages. PR1663568
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Subscribers will be stuck in the initializing or terminating state. PR1663689
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On MX960, line cards with VPLS and CFM configuration might crash when the indirect NH associated with LSI IFL is deleted. PR1663725
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Post switchover error message is seen during pccd initialization. PR1664165
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The
show chassis fpc
command shows inaccurate information about heap memory. PR1664448 -
The routing process on the device might crash when the IP address of local interface is changed to the IP address of BGP peer. PR1664527
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Line card might crash after offline/online plane. PR1664602
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MAC addresses learned on the RTG interface are not aging out. PR1664955
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The link-degrade recovery might not work for a specific interface speed. PR1664978
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For MPC11 , we are not seeing yellow alarm when the yellow alarm threshold are breeched for MPC11 temp sensors. PR1665071
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The rpf-check feature might not be working in a Junos Subscriber management scenario. PR1665234
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In the SR-TE scenario, sensors are incorrectly populated for colored tunnel BSID routes when uncolored tunnels are enabled. PR1665943
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BGP-LU traffic might drop when you configure
CCNH ingress labeled-bgp inet
. PR1666760 -
Traffic drop might occur on AF interface when PFE gets in disabled state on GNF in NodeSlice platforms. PR1666992
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The hyper-mode might be set incorrectly after power cycle on MX platforms. PR1667226
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H-VPLS traffic might drop silently when you enable mesh group local-switching. PR1667310
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High numbers of PDs connected might result in high CPU utilization. PR1667564
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The FPC might fail to initialize on Junos platforms. PR1667674
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Shutting the CE interface and bringing back up causes traffic (going towards the core) drop. PR1667724
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The RSVP interfaces are not streamed when removing the interface configuration. PR1667844
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Shaping-rate is not taking 20 bytes of overhead into account. PR1667879
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Periodic event generation doesn't work after Routing Engine reboot. PR1668152
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The BGP multipath might not install some of the available next-hops. PR1668481
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Kernel logs on cRPD containers running on the same host are incomplete. PR1668794
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EVPN provide edge router might respond traceroute with unexpected source IP address to remote CE. PR1668837
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Commit configuration check-out failed while configuring syslog stream host IP in specific range. PR1668941
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Traffic loss occurs for the multicast traffic. PR1668976
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The rpd process restarts after generating core file. PR1669346
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jsd memory leak and might lead jsd restart. PR1669426
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LLDP neighborship might fail if the chassis-id format of the LLDP packet is xx:xx:xx:XX:XX:xx'. PR1669677
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Interoperability issue between legacy line cards and MPC10E/11E causes L2 packet drop. PR1669765
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USB installation package loads with 32-bit smartd binary version. PR1669892
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Fabric Destination error and Fabric plane going in check state after changing the fabric redundancy mode. PR1670507
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Routing Engine reboots when PPPoE subscribers login. PR1671135
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MX150 platform reports error for bandwidth license. PR1671347
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The chassisd memory was corrupted and the chassisd crashed. PR1672039
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ECN bits are not getting copied to vxlan tunnel header at the encapsulation node. PR1672308
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Traffic might be impacted due to an unexpected reboot of SPC3 card. PR1672819
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Backup FEB1 links down after master FEB0 restart. PR1673274
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Training failures reported on the MX2010/MX2020 Junos platforms post fabric plane offline-online. PR1673806
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During the smooth upgrade from SFB1 to SFB2, SFB2 gets detected as "Unknown Fabric Board". PR1674309
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SNMP alarms
Power Supply failed
andPower Supply OK
are not generated. PR1674322 -
The "nsd" might crash post NAT rule configuration change. PR1674381
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The 'kmd' process might crash due to SA re-negotiation failure during IKE phase-1. PR1674585
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The issue with eth-lldp-stop.sh after junos upgrade performed in PTX5000(i40e-NVM). PR1675177
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In a rare case, 'pccd' will crash when the PCEP connection is down. PR1675816
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Traffic flow will be affected as interfaces will be removed from VLAN. PR1675861
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MPC stuck in present state with log
graceful offline in progress, returning false
flooding. PR1676008 -
Minor memory leak in 'bbe-statsd' daemon might be seen when you enable
subscriber-management
on MX platforms. PR1676049 -
While processing SNMP GetNext requests 'trasportd' might reach 100% of CPU utilization. PR1676593
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Traffic drop might be seen on MX platforms with MPC10E-10C line card. PR1676777
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IS-IS packet drop occurs for packets with GRE over FTI-VXLAN header. PR1676912
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The process bbe-smgd on the router would stop processing new PPPoE subscribers session. PR1680453
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The dynamic tunnel route gets removed when a new tunnel is brought up for the same selector. PR1680775
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The Packet Forwarding Engine process crashes from Junos OS 21.4R1 version onwards on VMhost platforms. PR1681532
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Fabric Plane check/error alarm would be seen due to the burst traffic in MS-MPC line cards. PR1681624
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Traffic would hit incorrect queue post unified ISSU. PR1684019
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TI-LFA backup path is not computed, which affects slow convergence in case of failures. PR1685064
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Multiple bbe-smgd core files get generated, resulting in subscribers being lost or failing to login in the Enhanced subscriber scenario. PR1685070
Infrastructure
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Public nexthops cleanup fails for "mpls" family nexthops on MX platforms. PR1608991
Interfaces and Chassis
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VRRP flaps between MC-LAG peers. PR1579016
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VRRP failover might occur over 2 seconds. PR1652549
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reth1 interface down and DCD core files are observed on node1. PR1657021
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When moving a few child members from one AE bundle to another AE bundle, you might observe the error log
UI_CONFIGURATION_ERROR: Process: dcd, path: none, statement: none, ae12, Micro BFD local address should be configured on ae12 or lo0
. PR1658016 -
The MAC address might be learned over the incorrect interface in the MC-AE scenario. PR1658742
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The VRRP track might go down upon GRES. PR1668280
Layer 2 Ethernet Services
MPLS
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P2MP LSP flaps after the MVPN CE facing interface goes down. PR1652439
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The rpd might generate the
@task_quit::task_assert::ted_delete_link::ted_delete_halflink_inc::rtlist_walker_job::task_job_run_common::task_job_run_job_bg::task_job_bg_dispatch
core file. PR1655031 -
Memory utilization keeps incrementing due to the path error message. PR1657872
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LSPs are getting stuck in a down state after deactivating/activating protocol BGP. PR1659340
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The LSP might get stuck in the CSPF path computation stage. PR1661954
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Dynamic label space usage crossed the threshold limit of 90 percent. PR1664670
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Transit LSR might stop sending RESV message if there is no RRO in the LSP's PATH message. PR1667708
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Premature RSVP Path Error BW-Unavailable originated by PLR. PR1670638
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LDP traffic will be dropped silently when the L-ISIS/L-OSPF route changes due to interface level configuration. PR1671187
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The rpd crash might occur with container LSPs. PR1672804
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The rpd crashes very rarely when constructing LDP trace message irrespective of enable/disable LDP traceoptions. PR1676503
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The traffic might drop when the Link State protocol with the least preference is set to active and fails the CSPF algorithm. PR1677930
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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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The Routing Engine crashes when MPLS next-hop is created and deleted frequently. PR1681892
Network Management and Monitoring
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Memory leak might occur in eventd leak during GRES. PR1602536
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The snmpd process might crash if SNMP timeout happens. PR1666548
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The snmpd core file might be observed with filter-duplicates configuration. PR1669510
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While loading MIB file, you might see the error
DESCRIPTION" is missing for "mib-jnx-chas-defines.txt
. PR1670858
Platform and Infrastructure
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The core interface goes down. PR1631217
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CCL-DT-BNG: show interface and monitoring interface (ifd level) counters are tripled. PR1651407
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RPM probes configured with target HTTP/HTTPS URLs will fail if the URL contains '[' or ']' PR1651489
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Multicast packet drop causes pixelization. PR1655363
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The MPC might crash for the IRB interface flap part of the layer 2 domain in a multicast scenario. PR1657983
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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
Routing Policy and Firewall Filters
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The rpd process crashes whenever it shuts down with router reboot, rpd restart, Routing Engine switchover, or software upgrade. PR1670998
Routing Protocols
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RPD crashes upon receipt of specific OSPFv3 LSAs. PR1645221
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Ipv6 Inline BFD sessions are down when neighbor is not resolved. PR1650677
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Traffic loss might be seen when the new Multicast Composite Next-Hop is computed. PR1651824
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"--RT--" memory is slowly incrementing in
show task memory detail
output. PR1657321 -
The memory leak and process rpd crash might be observed when the peer interface flaps continuously in the Segment Routing. PR1659366
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Routing Process Daemon (rpd) crashes and restarts when a specific timing condition is hit with BGP configuration. PR1659441
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A policy with a policy action "community" configuration might not work. PR1660424
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Incorrect inactive routes are being propagated to neighbors with add-path. PR1660456
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In an SR to LDP interworking scenario, with SRMS, when a specific low privileged command is issued on an ABR rpd will crash. PR1662559
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The damping policy will not work as expected. PR1660571
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The v4 prefixes might not be advertised over the BGPv6 sessions. PR1664168
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The BSR information might not be flooded over NG-MVPN. PR1664211
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The rpd crashes while making configurational changes. PR1669716
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BGP inactive routes might not be advertised to peers in BGP-LU scenario. PR1669930
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The rpd crashes upon receiving BGP multi-nexthops inetflow route in the 21.4 software release and onward. PR1670630
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The backup next hop computation might not be as expected for some random prefixes when there is a topology change. PR1671672
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MCSNOOPD will be restarted and will again learn the states after core. PR1672488
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The IS-IS learnt routes might be downloaded to RIB again and again if the prefix attribute flags are different. PR1673953
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Label traffic will be dropped at the one-hop LSP stitching node if the packet has more than one label. PR1677567
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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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Traffic drops due to the generation of the FPC core file, which makes the system unstable. PR1678016
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RV task replication will be stuck in the "NotStarted" state when routing-options validation is deactivated/activated. PR1679495
Services Applications
Subscriber Access Management
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New service profile provided by Radius during re-authentication triggered by DHCP Renew packet with changed actual data rate TLVs might not be applied. PR1665947
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CoA-NAK might not be sent for a coa-request-retry of the same service. PR1667002
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Errors are seen when the accounting server source address is IPv6. PR1669284
User Interface and Configuration
VPNs
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Tunnel bringing up failed from strongswan when changing the configuration IKE in VR and observed the
NO_PROPOSAL_CHOSEN notify error
message. PR1627963 -
Vmcore is seen on Junos platforms when you configure data plane IPSec. PR1648249
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Traffic drop might be seen when Inter-AS option-B label spoofing is configured along with vrf-table-label. PR1661542
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Core observed with multiple daemons restart. PR1682573