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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.

General Routing

  • JDI_REG::QFX5200:: After ISSU upgrade, device is hanged and not able to perform any operations until USB recovery done on device. PR1703229

  • JUNOS_REG: QFX5110-48S : "mge" interface is going down after performing soft OIR. PR1757704

  • 100G optics set to CAUI4 on Junos QFX5200-32C platforms. PR1758868

  • Untagged traffic gets dropped when 'native-vlan-id' and 'vlan-id-list' are configured together under same interface. PR1771445

  • 100G optics settings to CAUI4 on Junos QFX5120-48T platforms. PR1773567

  • Temporary traffic flooding when root port flaps in all flavours of STP. PR1775171

  • Interface flap occurring unexpectedly on Junos QFX platforms. PR1777336

  • The fxpc process crash and the device reboots after deleting Aggregated Ethernet (AE) Interface along with its associated physical interface and then applying new interface configuration on the associated physical interface in an EVPN-VXLAN scenario. PR1783397

  • QFX5000 : The pps rate for egress interface becomes zero after removing one of VCP ports. PR1786119

  • The port class is not captured in cint trace output for individual ports. PR1786399

  • Nexthop is not getting uninstalled from FPC and is throwing errors causing traffic drop. PR1789507

  • Layer 3 multicast traffic gets dropped when a BD is configured with IRB as the source interface. PR1793772

  • The 100G VCP will go down upon restarting or upgrading the device. PR1796218

  • On Junos QFX5000, EX4100, EX4300, EX4400 and EX4650, Type 5 tunnel traffic loss observed when all IRB interfaces are deleted. PR1798684

  • Traffic drops are observed in the EVPN-VXLAN environment having IPv4 and IPv6 address configured in underlay. PR1798887

  • Auto-channelization is showing inconsistent behaviour on QFX platforms when there is fault on the channels. PR1799073

  • Traffic drop is observed when an SP style port is added to an existing vlan lag interface. PR1801217

  • The default port behaviour is not working as expected after deleting VOIP (Voice over IP) configuration on an access interface. PR1802455

  • VRRP Gateway IP Unreachability. PR1802615

  • The dcpfe process will crash in an EVPN-VxLAN scenario due to stale entries in PFE. PR1804628

  • When VC-mode is set to HGOE and converting port type from vc-port to network port, traffic loss is observed. PR1806262

  • VRRP multicast packets coming from external hosts connected to the EVPN-VXLAN fabric might get duplicated on QFX10000 platforms. PR1808040

  • The dcpfe process crash is seen in case of inline sampling. PR1808041

  • The Layer 3 Multicast traffic will be dropped in an OISM scenario when an egress interface is configured with native-vlan /Access mode. PR1808816

  • IPv6 NS packets not forwarded to access port due to VXLAN snoop entry. PR1810169

  • Link wont come up on bounce of fec91 on QFX5120 platform. PR1810740

  • Multiple services and protocols does not work on the backup member with 100G port used as VC interconnect port on QFX5110-48S. PR1811701

  • Persistent MAC getting stuck in the SRP state results in traffic loss in the EVPN-VxLAN scenario. PR1812482

  • IPv6 transit traffic is getting impacted in a rare scenario with Longest Prefix Match (LPM) profile configuration. PR1813250

  • Configuring Multiple vlan-id-list on an interface will not program all the VLANs on QFX5110 devices. PR1813454

  • The traffic loss is observed if both Layer 3 unicast and VTEP next hop are used to reach same destination. PR1814387

  • ARP resolution issues might happen when VxLAN and non-VxLAN are both configured on the same ifd but different ifl. PR1815250

  • MAC addresses learnt on interfaces part of VLAN with MAC limiting by interface and "drop-and-log" action configured are cleared after VLAN description is changed. PR1816049

  • DHCP snooping issue Observed on Access Ports with IRB and VXLAN configuration. PR1816445

  • EVO(EVPN Fabric): DHCP packets are getting relayed even after deleting the dhcp relay configuration from the leaf. PR1817061

  • On QFX10002-60C, after upgrading or rebooting, random failures may occur on 10G links. PR1818082

  • On Junos QFX5000 Series platforms multicast traffic impact is observed after device reboot. PR1818740

  • An error log message is seen for every DHCP transaction. PR1818909

  • Traffic received over the Type-5 tunnel is getting dropped due to the network port not having the correct flags set in the pure Type-5 EVPN-VXLAN scenario. PR1819073

  • Egress-link-protection in combination with IGMP/MLD snooping breaks snooping functionality. PR1820318

  • Traffic drop is seen in an EVPN multihoming scenario when mac-pinning is enabled. PR1820882

  • L2TP Processing Issue on EX and QFX Platforms with Tagged CDP VTP and UDLD frames. PR1821012

  • Traffic loss is seen in an EVPN-VXLAN scenario when an Layer 2 underlay interface is configured using a service provider style. PR1821549

  • QFX : dfw ERROR is seen whenever collecting RSI. PR1823280

  • In virtual-chassis after routing-engine switchover traffic of type 5 routes of EVPN-VXLAN are not getting forwarded. PR1823764

  • The SFP 10GBASE-T part No. 740-083295 on platforms running Junos is unable to detect a linkdown. PR1823771

  • Restricted Proxy ARP feature does not work as expected. PR1824023

  • Rebooting one linecard or FPC will cause the virtual-chassis on the EX4000 and QFX5000 devices to forward traffic in backup RTG interface. PR1824750

  • IPv6 PTP packets are getting dropped resulting in PTP synchronization issues. PR1827299

  • ARP not learned on Switch Leading to Traffic Drop in EVPN-VXLAN Setup. PR1827648

  • FPC crash will occur when modifying or deleting a filter instance on Junos platforms. PR1830706

  • Junos QFX5000 configured with l2circuit stops forwarding traffic on IFD with vlan-ccc encapsulation subunit when deleting or adding one of the IFLs. PR1830828

  • The "unknown-unicast-forwarding" feature is allowed to be configured even though it is not supported for the target platform. PR1831498

  • VRRP fails on 802.1Q VLAN Layer 3 logical interface on QFX10002-60C. PR1834429

  • VXLAN overlay traffic is tagged with a native VLAN when an underlay NNI is configured with a native VLAN on all Junos QFX5000 platforms. PR1834627

  • On all Junos QFX5000 platforms the next hop for WECMP (Weighted Equal Cost MultiPath) is not programmed in PFE (Packet Forwarding Engine) properly. PR1838623

  • Delay in GBP installation in an EVPN-VXLAN scenario. PR1839916

  • The VXLAN ARP packets goes to the ARP queue 34 after disabling ARP suppression. PR1840251

  • QFX5210/AS7816 lpm ip route install failed due to table full unit 0. PR1841913

  • Traffic drops are observed in the EVPN-VxLAN scenario due to VPLAG flaps. PR1842475

  • VLAN tagging in Q-in-Q is not handled correctly over EVPN-VxLAN. PR1843817

  • Unnecessary trace log files related to licenses are generated. PR1845079

  • Core being generated for some processes while using license feature. PR1848160

EVPN

  • VXLAN/EVPN ip-address for mac-address in forwarding table in hold state. PR1802464

  • The MAC pinning functionality is not working on QFX platforms. PR1806416

  • Error messages are observed after performing a VLAN name change with EVPN configuration. PR1806660

  • EVPN-VXLAN Egress Link Protection Incompatibility with STP Affecting FRR Performance. PR1815823

  • Command set protocols evpn designated-forwarder-preference-least not working correctly. PR1823351

  • Continuous kernel log messages are observed once the EVPN-VXLAN fabric is up. PR1826772

Layer 2 Ethernet Services

  • The AE interface flaps when the force-up configuration statement is enabled and child link also flaps. PR1827241

  • Unable to assign an IP address on management interface with DHCP configuration even if DHCP is bound after a power cycle. PR1854827

Platform and Infrastructure

  • Multiple Products: RADIUS protocol susceptible to forgery attacks (Blast-RADIUS) (CVE-2024-3596). PR1802329

  • Console login fails when authentication-order is configured under 'system services' hierarchy on all Junos platforms. PR1826666

Routing Protocols

  • The CLI show igmp snooping membership does not list "instance" in its option PR1804715

  • Junos OS: Multiple vulnerabilities resolved in OpenSSL (CVE-2024-4741, CVE-2024-2511). PR1815253

  • Configuration check-out fails when applying "inet6.0 static route" with qualified-next-hop and interface settings. PR1839631

Virtual Chassis

  • QFX5120 Virtual Chassis (VC) drops Address Resolution Protocol(ARP) packets from remote leaf. PR1773425