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Resolved Issues: 21.2R3

General Routing

  • During flooding, MAC is learnt only on normal access port but not on the aggregated Ethernet interface trunk port. PR1506403

  • In Junos OS et- interface stuck and remains down between two particular ports. PR1535078

  • MAC addresses might not be relearned successfully after MAC address age is timed out. PR1567723

  • The upgrade of the PoE firmware might fail on EX2300 and EX3400. PR1584491

  • Inconsistent statistics value seen in slaac-snooping. PR1590926

  • The l2alm fails to send IPC message to the l2ald which might cause the FPC to crash. PR1596615

  • Error message error: syntax error: request-package-validate will be seen on device CLI output during Non Stop Software Upgrade. PR1596955

  • The interface on SFP-T or SFP-SX might stop forwarding traffic on EX4600. PR1598805

  • 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

  • The l2ald process might crash due to memory leak when all active interfaces in a VLAN are unstable. PR1599094

  • On EX4300 platform MAC addresses aging issue is seen. PR1600029

  • The SFP-T port might stop forwarding traffic on EX4600 platforms. PR1600291

  • On a EX4400 POE supported device, PoE firmware upgrade should be done with bt-firmware CLI option only. PR1606276

  • Traffic loss might be observed if dot1X is configured with supplicant multiple and authenticated user from radius is in single supplicant mode. PR1610746

  • Inter-vlan connectivity might be lost in an EVPN-VXLAN with CRB topology. PR1611488

  • Traffic stops when traffic is switching from one LAG member to another member in case of MACSEC is configured. PR1611772

  • 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

  • Removing the optical module JNP-SFPP-10GE-T from a port might cause certain ports to go down. PR1614139

  • Packet Forwarding Engine might crash due to deletion of storm control configuration for IFL in CLI which might lead to traffic loss. PR1616646

  • Core dumps might be seen on EX devices after configuration changes. PR1618352

  • OAM CFM adjacency is not forming on EX4300. PR1619231

  • The process dcpfe might crash after performing VXLAN VNI configuration change and delete on EX series platforms. PR1619445

  • 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

  • OAM CFM session doesn't come UP if ERPS configured and CFM control traffic uses the same VLAN as ERPS control traffic PR1620536

  • EVPN type 5 routes might not be installed. PR1620808

  • Traffic loss might be observed after configuring VXLAN over IRB interface. PR1625285

  • 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

  • When clients connected to isolated VLAN (Virtual Local Area Network) through trunk port cannot communicate to the network. PR1626710

  • Packet drop might be observed when L2PT is configured on transit device. PR1627857

  • 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

  • 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

  • Traffic loss for 20 seconds on VC with aggregated Ethernet link-protection when rebooting backup FPC. PR1633115

  • The VCPs connected with the AOC cable might not come up after upgrading to 17.3 or later releases. PR1633998

  • IRB traffic drop might be observed when mac-persistence-timer expires. PR1636422

  • Configuring L2PT on a transit switch in a Q-in-Q environment breaks L2PT for other S-VLANs. PR1637249

  • MAC address might not be learned on the new interface after MAC move. PR1637784

  • Delay might be observed for the interfaces to come up after reboot and transceiver replacement. PR1638045

  • MAC-move might be observed when dhcp-security is configured. PR1639926

  • The error nessage dot1xd : devrt_rtsock Don't know how to handle message type 2 is logged even if dot1x is not set. PR1641304

  • In rare scenarios, the EX platform might observe VMcore. PR1641988

Class of Service (CoS)

  • The dcpfe core might be seen in auto-channelization scenario or when SFP is plugged out. PR1616847

  • Memory usage continuously increase is observed on backup chassis if subscriber service is enabled. PR1595238

High Availability (HA) and Resiliency

  • During unified ISSU package signature validation might fail and the upgrade might not happen. PR1575680

Interfaces and Chassis

  • SNMP_TRAP_LINK_UP & SNMP_TRAP_LINK_DOWN trap might be seen while activating and deactivating firewall filters. PR1609838

  • The vrrpd core might be observed after interface state change. PR1646480

Junos Fusion Enterprise

  • On a rare corner case, anchor IFL is not created in time which results in assert core during SD provisioning state. PR1555597

  • There might be memory leak observed in Junos Fusion satellite device for cpd process. PR1577977

Layer 2 Ethernet Services

  • The jdhcpd process started spiking and DHCP become unresponsive if modifying the configuration to add override always-write-giaddr and removed forward-only. PR1618306

  • Option 82 might not be attached on DHCP request packets. PR1625604


  • MPLS VPN packets drop due to missing ARP entry on PE. PR1607169

Platform and Infrastructure

  • Some interfaces might be down after the power outage or power cycle. PR1580829

  • Route leak from primary routing-instance to custom routing-instance failure occurs for local interface. PR1623429

  • The ARP resolution might get failed on VRRP enabled interface. PR1630616

  • Application of firewall filters might break connectivity towards the hosts on EX4300. PR1630935

  • The Packet Forwarding Engine might get crash when VC member flaps on EX platforms. PR1634781

Routing Protocols

  • The rpd core might be observed due to memory corruption. PR1599751

  • The rpd might crash and restart when NSR is enabled. PR1620463

Subscriber Access Management

  • Adding the new radius access configuration might fail. PR1629395

Virtual Chassis

  • During NSSU, errors related to link might be observed while IFDs are attached or detached. PR1622283

  • Delay might be observed while establishing the virtual-chassis post upgrading or rebooting device. PR1624850