Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?

 
ON THIS PAGE
 

Resolved Issues

Learn about the issues fixed in this release for QFX Series switches.

For the most complete and latest information about known Junos OS defects, use the Juniper Networks online Junos Problem Report Search application.

EVPN

  • L2ALD core at l2ald_vxlan_ifl_create_msg_build. PR1718534

  • The rpd core is seen in the long-running devices with EVPN enabled. PR1723832

  • Traffic loss is seen as Type 2 routes are not pushed even after withdrawing Type 5 routes. PR1723968

  • ARP/FIB are added even if IRB in EVPN is disabled. PR1743529

  • IRB reachability issues may be observed in the EVPN-VXLAN environment when looped ARP comes on ESI-LAG. PR1743913

  • Traffic discarded on QFX5000 platforms in multi-homed EVPN-VXLAN scenario. PR1749759

Layer 2 Ethernet Services

  • DHCP binding is not happening in EVPN VXLAN topology with DHCP stateless relay (forward-only). PR1722082

MPLS

  • The rpd process crashes during Routing Engine switchover or Route Convergence. PR1747365

Platform and Infrastructure

  • The vmcore crash observed in low memory conditions. PR1694463

  • The CoS rewrite rules will not be working in the EVPN with IRB scenario. PR1736890

  • JUNOS:JDI_FT_REGRESSION:PROTOCOLS:SWITCHING: INTERFACE : QFX10008:: while verifying em0 statistics interface Speed is displaying in Gbps instead of mbps. PR1589942

  • Traffic drop would be observed along with the error message 'Buffers are stuck on queue' when performing the OIR in the 100G QSFP interface. PR1641572

  • Traffic is not restored when l2circuit configurations are deleted and added back on QFX5000. PR1666260

  • The QFX10000 series platforms generates error messages constantly and IPv6 routing is not performed when configured rpf-check and inet6 on VXLAN enabled interface and trying to resolve arp ndp. PR1677422

  • DHCPv6 packets are not forwarded if it contains the trailer or extra bytes out of the IP stack. PR1688316

  • Traffic loss is observed in IP fabric when there is a change in the underlay network. PR1688323

  • The show pfe vxlan nh-usage command output displays incorrect overlay NH entries. PR1692596

  • The interface physical link is not coming up after performing interfaces flapping on the QFX5120 device after starting traffic. PR1698228

  • Minor packet drops due to hardware programming issues. PR1700927

  • Power supplies in the output show chassis environment command displays as present state where atleast one is expected to be in OK state. PR1701240

  • High CPU utilization causes a latency/slowness issue on QFX platforms. PR1704489

  • Tracking PR to add the null check for list_get_head if magic is NULL. PR1705853

  • The FPC crash can be seen on QFX5000 platforms during simultaneous soft and hard OIR of SFP. PR1707094

  • License expire error will be observed after upgrade. PR1708794

  • BFD sessions flap on EX and QFX platforms. PR1709664

  • VC members are split when removing and inserting em0 cable. PR1709938

  • No alarm is raised when PSU is inserted with different airflow directions. PR1710952

  • When a 100G transceiver is used as a VC port or network port, the VC port or network port will either not come up or come up as 40G. PR1711407

  • DHCPv6 packets could not be forwarded if it contains the trailer or extra bytes out of the IP stack. PR1711525

  • The dcpfe process crash is seen on QFX5k platforms due to stale vtep entry. PR1712175

  • QSFP-100G-LR4-T2 optics will stay down after ISSU/TISSU. PR1713010

  • Next-hop programming issue at PFE on Junos PTX and QFX10k platforms when the member of unilist is in hold state. PR1713279

  • The member interface will not be added to the AE bundle if the link-speed of the AE interface doesn't match that of the member. PR1713699

  • JUNOS_REG[MACSEC]:QFX5120-48YM::dot1x-protocol subsystem is not responding to managements request verifying show security mka sessions. PR1713881

  • Traffic blackhole after reboot. PR1714701

  • Known multicast traffic is not forwarded when MLD snooping is enabled. PR1715429

  • Untagged packets get dropped while adding a layer 3 logical unit to an interface with native vlan configured. PR1715477

  • IGMP/MLD queries may get dropped if received on a port on the backup VC member when IGMP/MLD snooping is enabled. PR1716902

  • The dcpfe process crashes on QFX5000 devices. PR1716996

  • SNMP MIB OID output showing wrong temperature value if device running under negative temperature. PR1717105

  • Traffic loop is seen due to incorrect root bridge ID. PR1717267

  • Traffic egressing over the EVPN-VXLAN tunnel will drop which has AE interface as underlay. PR1718528

  • Layer 2 Multicast traffic drops when PIM is configured without IGMP Snooping enabled. PR1720527

  • FPC crash on QFX5120-48Y devices. PR1721297

  • The dcpfe process crash will be seen on the system. PR1721316

  • Error message is generated when DHCP packet is received via remote VTEP. PR1721318

  • [evpn_vxlan][dcf10] More than expected traffic loss is seen when fast re-route is enabled and one of MH interfaces is bring down. PR1722348

  • Unable to commit configs interface-mac-limit on sub-interfaces with vlan-tagging / flexible-vlan-tagging. PR1723400

  • QFX10K not bridging multicast traffic with TTL=1 on same VLAN. PR1723433

  • PFE crash is seen on Junos when file-logging is disabled. PR1723465

  • ECMP traffic is not being forwarded on all QFX10002 platforms after software upgrade. PR1723545

  • Traffic loss will be observed with vlan tagging and/or vlan normalisation in a specific design (using a looped cable). PR1724675

  • The error logs "fpc0 expr_hostbound_packet_handler: Receive pe 254?" would be generated. PR1725716

  • On QFX5K platforms, the status of 'ECMP Resilient Hashing' will not be displayed in output of the show forwarding-options enhanced-hash-key command. PR1725916

  • The class of service subsystem crashed after the device is restarted or the switchover is performed. PR1726124

  • Delete notifications for sub-interfaces missed in gRPC telemetry. PR1726205

  • The EVPN-VXLAN proxy-arp will respond with the wrong MAC when no-mac-learning gets configured. PR1727119

  • On all Junos and Junos Evolved platforms the l2ald process memory usage is seen to increase over time. PR1727954

  • The tunnel remains down and traffic is impacted due to no validation of the tunnel forwarding route. PR1728305

  • dcpfe process core observed after restarting the l2-learning process with flex-hashing configuration. PR1729101

  • Packets received on a port that is in the LACP Detached state is getting forwarded. PR1730076

  • Traffic is impacted due to high CPU and dcpfe/fxpc crash (in some cases) in EVPN-VXLAN scenario. PR1730771

  • Traffic for VLAN-id 2 gets dropped in Ethernet-CCC L2 Circuit on QFX5000 platforms. PR1731291

  • Traffic drops when any of the VXLAN VLAN is deleted. PR1731583

  • SNMP polling Timeout due to OID 1.3.6.1.2.1.31.1.1.1.10.514 ( ifInOctets.514). PR1732708

  • On router reboot an interface in SP style blocks all packets on "family inet/inet6" interfaces if VSTP is configured on vlan-bridge encapsulated VLANs. PR1732718

  • QFX5120 reboots due to deletion of EP style interface with native VLAN configured. PR1733022

  • Traffic loss is seen when "lacp force-up" knob is configured. PR1733543

  • Online SIBs will go down due to a faulty SIB that triggers spmbpfe crash. PR1734734

  • Packet drop is observed due to SIB ASIC issue on fabric. PR1734735

  • BFD session remains stuck in INIT state on certain QFX and EX platforms. PR1736348

  • Unexpected VLAN tagging behavior would be observed in the EVPN-VXLAN scenario. PR1736954

  • Link down due to FEC mismatch on EX4650, EX4400 and Junos based QFX5000 platforms using 25G-LR optics. PR1738077

  • Blackholing of l3-inject traffic on QFX10000 platforms. PR1738197

  • Traffic drop observed when encapsulation ethernet-bridge is configured on the aggregated Ethernet interface associated with VXLAN VLAN. PR1738205

  • High convergence time in the EVPN-VxLAN uplink failover scenario. PR1738276

  • An rpd crash will be observed due to inconsistency between rpd and kernel. PR1738820

  • DSCP classifier is not created on IP interfaces. PR1738981

  • On QFX5120-48Y devices, the information of auto negotiation on SFP-T is not displayed. PR1739808

  • The loop-detect is not working in the VXLAN scenario. PR1740327

  • Traffic loss is seen due to anomalies after the recreation of IFLs. PR1740561

  • SPMB process will crash and PICs will not come online. PR1742186

  • Traffic dropped is observed in the MPLS LDP scenario when the peer device MAC address is changing. PR1742364

  • Traffic drop will be observed after extended-vni-list configuration change with EVPN-VXLAN scenario. PR1742763

  • GRE over IPv6 will not work resulting in traffic impact post-upgrading the device. PR1743978

  • BPDU Protection with packet-action drop support on QFX10002-60C. PR1745102

  • The clear error command support for QFX10002-60C. PR1746244

  • QFX10002-60c port et-0/0/30 part of a lag is dropping peer ARP reply after configuring a GRE tunnel. PR1746435

  • The QFX5000 devices ,when RSI (request support information) gets executed in the VC configuration, some errors output. PR1746788

  • Alarm LED is lit due to LICENSE_EXPIRED on Virtual Chassis Backup even with the valid license. PR1747720

  • Packet drop will be observed due to ARP resolution failure in EVPN-VXLAN scenario. PR1747878

  • Traffic drop will be observed when Label MPLS traffic egressing out on the IRB interface as IPV4. PR1748500

Routing Policy and Firewall Filters

  • Issue in committing more than 23, 4-byte AS on Junos and Junos Evolved platforms. PR1706143

  • Policy change to a rib-group import-policy configured with global routing-options interface-routes causes the rpd issue on all platforms with EVPN-VXLAN configuration. PR1744449

Routing Protocols

  • The mcscnoopd process will be stuck in resync state after snooping configuration is deleted and added again immediately. PR1699784

  • Unexpected behavior of bandwidth based metric for IS-IS protocol. PR1718734

  • BGP multipath calculation or recalculation causes the rpd to crash. PR1719498

  • RPD process crashes on all Junos and Junos OS Evolved platforms after adding static route to the VRF in some scenarios. PR1720240

  • Multiple flaps of the interface will cause the BFD session to be down PR1725971

  • Junos OS and Junos OS Evolved: A BGP session will flap upon receipt of a specific, optional transitive attribute. PR1739919

  • Memory leak observed when reconfiguring the flow routes. PR1742147