Resolved Issues: 21.2R3
General Routing
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During flooding, MAC is learnt only on normal access port but not on the aggregated Ethernet interface trunk port. PR1506403
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In Junos OS et- interface stuck and remains down between two particular ports. PR1535078
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MAC addresses might not be relearned successfully after MAC address age is timed out. PR1567723
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The upgrade of the PoE firmware might fail on EX2300 and EX3400. PR1584491
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Inconsistent statistics value seen in slaac-snooping. PR1590926
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The l2alm fails to send IPC message to the l2ald which might cause the FPC to crash. PR1596615
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Error message error: syntax error: request-package-validate will be seen on device CLI output during Non Stop Software Upgrade. PR1596955
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The interface on SFP-T or SFP-SX might stop forwarding traffic on EX4600. PR1598805
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During day1 stage of EX4400 device management from MIST, the cloud LED will remain in green state even if device loses connectivity with cloud. PR1598948
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The l2ald process might crash due to memory leak when all active interfaces in a VLAN are unstable. PR1599094
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On EX4300 platform MAC addresses aging issue is seen. PR1600029
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The SFP-T port might stop forwarding traffic on EX4600 platforms. PR1600291
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On a EX4400 POE supported device, PoE firmware upgrade should be done with bt-firmware CLI option only. PR1606276
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Traffic loss might be observed if dot1X is configured with supplicant multiple and authenticated user from radius is in single supplicant mode. PR1610746
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Inter-vlan connectivity might be lost in an EVPN-VXLAN with CRB topology. PR1611488
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Traffic stops when traffic is switching from one LAG member to another member in case of MACSEC is configured. PR1611772
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Change in commit error message while configuring the same vlan-id with different vlan-name through
openconfig
CLI.PR1612566 -
On EX2300, EX3400, EX4300-MP, and EX4400 series is causing MAC move when the IGMP query packet received on backup FPC port. PR1612596
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Removing the optical module JNP-SFPP-10GE-T from a port might cause certain ports to go down. PR1614139
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Packet Forwarding Engine might crash due to deletion of storm control configuration for IFL in CLI which might lead to traffic loss. PR1616646
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Core dumps might be seen on EX devices after configuration changes. PR1618352
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OAM CFM adjacency is not forming on EX4300. PR1619231
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The process dcpfe might crash after performing VXLAN VNI configuration change and delete on EX series platforms. PR1619445
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On Junos OS EX2300 Series, EX2300-MP Series, EX3400 Series, a slow memory leak due to processing of specific IPv6 packets (CVE-2022-22180). PR1619970
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OAM CFM session doesn't come UP if ERPS configured and CFM control traffic uses the same VLAN as ERPS control traffic PR1620536
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EVPN type 5 routes might not be installed. PR1620808
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Traffic loss might be observed after configuring VXLAN over IRB interface. PR1625285
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The filter required for routing the Layer 3 traffic of targeted broadcast and static ARP entry with multicast-mac address might fail to install. PR1626620
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When clients connected to isolated VLAN (Virtual Local Area Network) through trunk port cannot communicate to the network. PR1626710
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Packet drop might be observed when L2PT is configured on transit device. PR1627857
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The error nessage BCM_PVLAN_UTILS:ERR:pfe_bcm_pvlan_utils_get_sec_bd(),789: Failed to get Secondary-bd is logged when received a dhcp packet on private VLAN. PR1630553
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Unicast ARP packets with the first four bytes of its destination MAC matching to system MACs of a transit system gets trapped by the system. PR1632643
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Traffic loss for 20 seconds on VC with aggregated Ethernet link-protection when rebooting backup FPC. PR1633115
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The VCPs connected with the AOC cable might not come up after upgrading to 17.3 or later releases. PR1633998
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IRB traffic drop might be observed when mac-persistence-timer expires. PR1636422
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Configuring L2PT on a transit switch in a Q-in-Q environment breaks L2PT for other S-VLANs. PR1637249
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MAC address might not be learned on the new interface after MAC move. PR1637784
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Delay might be observed for the interfaces to come up after reboot and transceiver replacement. PR1638045
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MAC-move might be observed when dhcp-security is configured. PR1639926
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The error nessage dot1xd : devrt_rtsock Don't know how to handle message type 2 is logged even if dot1x is not set. PR1641304
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In rare scenarios, the EX platform might observe VMcore. PR1641988
Class of Service (CoS)
High Availability (HA) and Resiliency
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During unified ISSU package signature validation might fail and the upgrade might not happen. PR1575680
Interfaces and Chassis
Junos Fusion Enterprise
Layer 2 Ethernet Services
MPLS
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MPLS VPN packets drop due to missing ARP entry on PE. PR1607169
Platform and Infrastructure
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Some interfaces might be down after the power outage or power cycle. PR1580829
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Route leak from primary routing-instance to custom routing-instance failure occurs for local interface. PR1623429
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The ARP resolution might get failed on VRRP enabled interface. PR1630616
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Application of firewall filters might break connectivity towards the hosts on EX4300. PR1630935
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The Packet Forwarding Engine might get crash when VC member flaps on EX platforms. PR1634781
Routing Protocols
Subscriber Access Management
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Adding the new radius access configuration might fail. PR1629395