- Key Features in Junos OS Release 22.2
- play_arrow Junos OS Release Notes for ACX Series
- play_arrow Junos OS Release Notes for cRPD
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- play_arrow Junos OS Release Notes for MX Series
- play_arrow What's New
- play_arrow What's New in 22.2R1-S2
- play_arrow What's New in 22.2R1
- EVPN
- High Availability
- Interfaces
- IP Tunneling
- Junos Telemetry Interface
- Licensing
- MACsec
- MPLS
- Platform and Infrastructure
- Precision Time Protocol (PTP)
- Routing Policy and Firewall Filters
- Routing Protocols
- Routing Policy and Firewall Filters
- Source Packet Routing in Networking (SPRING) or Segment Routing
- Software Installation and Upgrade
- Subscriber Management and Services
- VPNs
- Additional Features
- What’s Changed
- Known Limitations
- Open Issues
- Resolved Issues
- Migration, Upgrade, and Downgrade Instructions
- play_arrow Junos OS Release Notes for NFX Series
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- play_arrow Junos OS Release Notes for QFX Series
- play_arrow Junos OS Release Notes for SRX Series
- play_arrow Junos OS Release Notes for vMX
- play_arrow Junos OS Release Notes for vRR
- play_arrow Junos OS Release Notes for vSRX
- Licensing
- Finding More Information
- Requesting Technical Support
- Revision History
Resolved Issues
Learn about the issues fixed in this release for EX Series.
Infrastructure
Recovery snapshot might fail if OAM volume is already mounted. PR1639991
Interfaces and Chassis
The vrrpd might crash and generate core files after interface state change. PR1646480
Platform and Infrastructure
EX4300-48MP: Virtual Chassis: NSSU aborted with Backup Routing Engine might be in inconsistent state. PR1665562
MAC address learning failure and traffic loss might be observed on VXLAN enabled ports with native-VLAN configured. PR1663172
SSH traffic might be affected when filter log action is used. PR1663126
Port mirroring traffic is not being flooded on the expected interfaces. PR1654812
L2PT might not work for AE interfaces in Q-in-Q environment. PR1653260
The inner tag (C-tag) value might get modified to zero for egress traffic when the inner tag values are copied to the outer tag (S-tag). PR1652976
L2PT configuration on a transit switch in a Q-in-Q environment breaks L2PT. PR1650416
Some interfaces might be down after a power outage or power cycle. PR1580829
VSTP might not work in Q in Q environment. PR1622404
Traffic loss might be seen when the interface fails to verify the parameter "LOCAL-FAULT." PR1623215
The ARP resolution might fail 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 Virtual Chassis member flaps on EX platforms. PR1634781
SCB reset with error :
zfchip_scan line = 844 name = failed due to PIO errors
PR1648850FXPC might crash and generate a core file due to Segmentation fault during VCCP flap. PR1655530
On EX4300 platform, high CPU usage is seen with generation of log message
/kernel: %KERN-3: i802_3_slow_recv_input:oam/esmc PDU dropped
. PR1661332Junos 'et-' interface stuck and remains down between two particular ports. PR1535078
Error message
error: syntax error: request-package-validate
will be seen on device CLI output during non stop Software Upgrade. PR1596955The device will be unavailable while performing FIPS 140-2/FIPS 140-3 level 2 internal test on FreeBSD 12 based Junos platforms. PR1623128
DHCPv6 server binding might not happen when LDRA is enabled along with DHCPv6 snooping. PR1627600
System time might not be updated after reboot on EX2300 platform. PR1627673
The error message
BCM_PVLAN_UTILS:ERR:pfe_bcm_pvlan_utils_get_sec_bd(),789: Failed to get Secondary-bd
is logged when a dhcp packet is received on private vlan. PR1630553Unicast ARP packets with the first four bytes of its destination MAC matching to system macs of a transit system get trapped by the system. PR1632643
There might be traffic loss for 20 seconds on Virtual Chassis with AE link-protection when rebooting backup FPC. PR1633115
The VCPs connected with the AOC cable might not come up after upgrading to Junos OS Release 17.3 or later releases. PR1633998
The fxpc process might crash when a MAC is aging out. PR1634433
The dot1x ports might be stuck in the connecting state after clearing the dot1x sessions. PR1634820
EX4300-48MP - LED state stays OFF in the output of
show chassis led
for 40G port on PIC 2. PR1635106IPv6 route advertisement sent on management interfaces might cause other devices to fail to get the dhcpv6 address. PR1635867
There might be IRB traffic drop 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
DHCP snooping table might fail on all Junos platforms to populate MAC address after a VLAN change. PR1637380
There might be a delay for the interfaces to come up after reboot/transceiver replacement. PR1638045
MAC-move might occur when you configure dhcp-security.. PR1639926
The error message
dot1xd : devrt_rtsock Don't know how to handle message type 2
is logged even if dot1x is not set. PR1641304The VMcore might be observed on EX platforms in a rare scenario. PR1641988
Junos OS: RIB and Packet Forwarding Engines might get out of sync due to a memory leak caused by interface flaps or route churn (CVE-2022-22209). PR1642172
There might be traffic impact if you enable persistent-learning on an interface. PR1643258
Space issues might be seen on EX3400 devices. PR1643824
Traffic loop might occur due to STP ports not created in new master Routing Engine after switchover due to reboot of master Routing Engine on EX4300, EX3400, and EX2300 platforms in Virtual Chassis (VC) scenario. PR1647000
An incorrect PEM alarm will be raised on EX4400 devices. PR1658049
Routing Protocols
Message
Initialize libjtask-license first! for mcsnoopd
is seen after committing configuration. PR1636261