Resolved Issues
Learn about the issues fixed in this release for EX 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
-
After ISSU upgrade, device is hanged and not able to perform any operations until USB recovery done on device. PR1703229
-
EX3400: "Error:tvp_optics_eeprom_read: Failed to read eeprom for link" syslog error message. PR1757034
-
API bcm_plp_mode_config_get(phy_name, plp_info, and speed, intf_type, r_clk, if_mode, aux) at tvp_bcm_mgig_phy_basic_init:433 -> -25" Error message is seen during image upgrade. PR1812228
-
Packet drops when jumbo frames forwarded through ge interfaces configured for 10/100Mbps speed. PR1812891
-
Complete packet loss will be observed for the inter-VLAN traffic in EVPN-VXLAN CRB scenario. PR1820830
-
Interface goes down after a Data Centre Packet Forwarding Engine (dc-pfe) process restart in a Virtual Chassis environment on EX4400 platform. PR1823688
-
The SFP 10GBASE-T part No. 740-083295 on platforms running Junos OS/Junos OS EVO is unable to detect a linkdown. PR1823771
-
Random ports of EX4400 will not be created on upgrade or reboot. PR1825281
-
On an EX4400 device with 4x25G Uplink module configured in 1GE or 25G speed, peer side of an interface with 10GBASE-T transceiver may remain up even when the IFD(xe-x/2/y) is not created. PR1831409
-
EX2300/EX3400 : The status LED of uplink port is not working properly. PR1833177
-
Continuous increment of tcpAttemptFails counter on Junos EX2300 and EX3400. PR1839618
-
TDR test can cause a CPU hog and result in BFD flaps. PR1841117
-
Memory leak is detected when interfaces are configured. PR1842546
-
Junos OS and Junos OS Evolved: Receipt of a specifically malformed DHCP packet causes jdhcpd process to crash (CVE-2025-30648). PR1842682
-
Media Access Control Security (MACsec) does not work properly after a transceiver is removed and re-inserted. PR1844354
-
EX4100 looses connectivity with the directly connected management port of QFX5120-48Y series platform. PR1844709
-
The push pop function on the QFX5120 and EX4650 is not correctly pushing the VLAN. PR1844853
-
PEM mismatch alarms vanished after performing system reboot on member. PR1845365
-
Interface not added back to AE bundle with multiple changes in single commit. PR1845370
-
Baseline configuration commit takes more time with 256000 MAC configurations. PR1845657
-
The error message will be seen on EX4100 platforms when deactivating/activating IRB interfaces. PR1846286
-
Memory Leak: Memory leak is detected with rpd task blocks "rpd-trace". PR1846294
-
Reachability issues are seen on interfaces that are aggregated without address-family. PR1847159
-
Junos OS EX Series platform will display multiple intermittent Fan overspeed alarms. PR1848292
-
EX4400: Storm-control is created for the GE interfaces for 4x10G uplink modules. PR1848338
-
Handling AE Child Members, VT port properties reset when Access Port is destroyed. PR1849952
-
EX4400 uplink ports (PIC 2) with the 4x25G uplink module may go down when SFPs (SFP+-10G-BX10-D/U or SFP+-10G-BX40-D/U) are inserted. PR1849992
-
EX3400 Dot1x Radius accounting send incorrect value to the server for Acct-Input-Gigawords/ Acct-Output-Gigawords. PR1851299
-
The l2ald process crash is observed when same Type 5 MAC-IP received with same IP and different MAC. PR1852019
-
VoIP Phones are unable to receive an IP address with or without dot1x configuration. PR1852215
-
Devices fail to obtain an IP address when DHCP Security Option 82 is enabled. PR1854253
-
In Junos EX and QFX platforms, when ERPS protocol is enabled on a ISL trunk, the commit command fails. PR1855088
-
PoE ports go down when only PSU in slot 1 is connected. PR1855409
-
Traffic drop observed due to ECMP next-hop programming issue. PR1855990
-
Error logs : "PFE_BRCM_COS_HALP_ERR: BRCM_COS_HALP" are observed and CoS not working on EX2300 switches. PR1856201
-
Port mirroring fails due to mismatched analyzer and outgoing interface configuration. PR1856361
-
Traffic drop is observed after removing the layer-2 policer from the IFL. PR1857934
-
L2ald process crash is observed upon executing hidden command
show ethernet-switching debug-statistics fast-mac-update
in case the command doesn't have any output. PR1864295 -
STP/MSTP/RSTP/VSTP convergence issue due to BPDU drop by l2cpd. PR1864371
-
Default Route configured with Discard Next Hop on PFE instead of ECMP Next Hop after reboot. PR1867562
-
Traffic will be dropped due to IPv4 header checksum mismatch on EX4400 platform. PR1870016
-
RPD might crash when upgrading using no-validate. PR1870183
-
EX9208: Syslog message 'JINSIGHTD_SENSOR_RESUBSCRIPTION' every 5 seconds. PR1873990
Layer 2 Ethernet Services
Platform and Infrastructure
-
Traffic drops after link flap on active-active ESI setup with MAC pinning enabled. PR1846365
-
User root is shown as incorrect after power cycle of the device. PR1855393
-
STP/RSTP/MSTP/VSTP enters a disputed and blocked state when the anchor FPC of an AE link, with members distributed across multiple FPCs, goes offline. PR1870522