Resolved Issues: 21.1R2

The buffer allocation for VCP ports might not get released in Packet Forwarding Engine after physically moving the port location. PR1581187

Traffic loss might be seen if aggregated Ethernet bundle interface with ESI is disabled on master Routing Engine followed by a Routing Engine switchover. PR1597300

MPPE-Send or Recv-key attribute is not extracted correctly by dot1xd. PR1522469

FPC(s) might not boot-up on EX9214 in a certain condition. PR1545838

Classifier is not programmed in the hardware and error logs might be seen in syslog. PR1548159

"Cattle-Prod Daemon received unknown trigger (type Semaphore, id 1)" error messages seen on the vty when we issue CLI commands to fetch host route scale. PR1554140

FPC with power related faults might get on-lined again after fabric healing has off-lined the FPC. PR1556558

On the EX4300 device, script fails while committing the IPSec authentication configuration as the algorithm statement is missing. PR1557216

The MAC addresses learned in a Virtual Chassis might fail due to aging out in the MAC scaling environment. PR1558128

Some transmitting packets might get dropped due to the "disable-pfe" action is not invoked when the fabric self-ping failure is detected. PR1558899

The tunable optics SFP+-10G-T-DWDM-ZR does not work. PR1561181

EX3400VC - SMARTD pollutes syslog every 5 seconds after upgrading and rebooting the system. PR1562396

On EX3400VC line of switches, the DAEMON-7-PVIDB throws syslog messages for every 12 to 14 minutes after you upgrade to Junos OS Release 19.1R3-S3. PR1563192

The JWeb upgrade might fail on EX2300 and EX3400. PR1563906

The DHCP client might not obtain IP address when dhcp-security is configured. PR1564941

The new master Routing Engine post switchover might go into DB mode (or crash) on EX Series platforms. PR1565213

On the EX Series Virtual Chassis, the following continuous message is observed: agentd-pfe-proxy_telemetry_publisher. PR1566528

On the EX4600 line of switches, the following internal comment is displayed: Placeholder for QFX platform configuration. PR1567037

The rpd crashes and generates a core file while booting the device. PR1567043

The 40G DAC connection between EX9253 and the peers might not come up. PR1569230

Packet loss might be observed when sample based action is used in firewall filter. PR1571399

Port-mirroring might not work when the analyzer output is a trunk interface. PR1575129

Protocol convergence between end nodes might fail when L2PT is enabled on transit switch. PR1576715

The device implemented with different service image version might become VC member as unexpected. PR1576774

MVR configuration cannot be configured on EX2300-C switches. PR1577905

The fxpc process might crash on EX Series platforms. PR1578421

Random or silent reboot might be seen on EX2300-24MP/EX2300-48MP platforms. PR1579576

Some 40G ports might not be channelized successfully on the EX Series platforms. PR1582105

The voice VLAN might not get assigned to the access interface. PR1582115

When EX2300-MP in standalone mode is used as a DHCP server, initial set of packets received in the server might get dropped. PR1583983

After performing NSSU, "timeout waiting for response from fpc0" error message is seen while checking version details. PR1584457

DSCP rewriting might fail to work on EX2300. PR1586341

The SNMP trap for MAC notifications might not be generated when an interface is added explicitly under switch-options. PR1587610

Process dot1xd crash might be seen and re-authentication might be needed on EX9208 platform. PR1587837

The rpd crash might be observed on the router running a scaled setup. PR1588439

Packet loss might be observed on dynamically assigning VoIP VLAN. PR1589678

Traffic loss might be observed for interface configured in subnet. PR1590040

The LLDP packet might loss on the EX-4300MP platform if configuring LLDP on the management interface. PR1591387

show pfe filter hw might generate an error "ERROR (dfw): Unknown group id: 21" message. PR1592096

xSTP might not get configured when enabled on a interface with SP style configuration on all platforms. PR1592264

Storm control profile might not be applied on EX2300 platforms. PR1594353

On a EX4400 Virtual Chassis, log messages related to FAN settings will be observed in chassis traceoptions file. PR1594446

On EX4400 Virtual Chassis, linecard member console might fail to redirect to Virtual Chassis master. PR1599625

The upgrade using phone-home feature from Junos OS Release 20.2 or earlier to Junos OS Release 20.3 or later release will fail on EX2300/EX4650. PR1601722

On EX4400 dot1x authentication might not work on EVPN/VXLAN enabled endpoints. PR1603015

EX 4300 VC/VCF : Observing HEAP malloc(0) detected. PR1546036

For EX4400 product family, net installation (PXE) is not working. PR1577562

Some MAC addresses might not be aged out on EX4300 platforms. PR1579293

MC-LAG interfaces might go down if the same VRRP group-id is configured on multiple IRB units.PR1575779

The aggregated Ethernet interface might flap. PR1576533

ARP resolution failure might occur during VRRP failover. PR1578126

Incorrect advertisement threshold values are seen on VRRP groups when VRRP is configured on EX2300 switches. PR1584499

MAC addresses learnt from the MC-LAG client device might keep flapping between the ICL interface and MC-AE interface after one child link in the MC-AE interface is disabled. PR1582473

Aggregated Ethernet interface flap might be seen during NSSU. PR1551925

The DHCP client will be offline for 120 seconds after sending the DHCPINFORM message in the DHCP relay scenario. PR1575740

Incorrect EXP bit change might be seen in certain conditions under MPLS scenario. PR1555797

EX3400 VC - Console access on backup VC member is not allowed. PR1530106

Upon receipt of specific sequences of genuine packets destined to the device the kernel will crash and restart (vmcore). PR1557881

The LLDP neighbor advertisement on EX4300 might send the incorrect 802.3 power format with TLV length 7 instead of length 12. PR1563105

"Last flapped" timestamp for interface fxp0 gets reset every time "monitor traffic interface fxp0" is executed. PR1564323

PFEX might crash when soft error recovery feature is enabled on a Packet Forwarding Engine. PR1567515

On all EX9200 platforms with EVPN-VXLAN configured, the next hop memory leak in MX Series ASIC happens whenever there is a route churn for remote MAC-IP entries learned bound to the IRB interface in EVPN-VXLAN routing instance. When the ASIC's next hop memory partition is exhausted, the FPC might reboot. PR1571439

Introduce two new major CMERRORs for XM chip-based line card to stabilize the running device. PR1574631

DHCP packets with source IP as link-local address are dropped in EX4300. PR1576022

The pfex might crash during PIC 4x 1G/10G SFP/SFP+ offline or online. PR1582457

Firewall filter is not programmed correctly and traffic might be dropped unexpectedly. PR1586433

The egress RACL firewall filter might not get programmed correctly on EX4300 platforms. PR1595797

Broadcast traffic might be discarded when a firewall filter is applied to the loopback interface. PR1597548

VLAN tagged traffic might be dropped with service provider style configuration. PR1598251

The VRRP packets might not be forwarded when mac-move-limit statement is configured. PR1601005

ZTP does not work when downgrading from Junos OS Release 21.1R2.2 image to Junos OS Release 21.1R2.1. PR1603227

The untagged packets might not work on EX Series platforms. PR1568533

BGP session carrying VPNv4 prefix with IPv6 next-hop might be dropped. PR1580578

The rpd might crash in scaled routing instances scenario. PR1590638

EX4600/EX4300 mixed VC : Error message 'ex_bcm_pic_eth_uint8_set' is seen when changing configuration related to interface. PR1573173

EX4300 VCP might not come up after upgrade when QSFP+-40G-SR4/QSFP+-40G-LR4/QSFP+40GE-LX4 is used. PR1579430