Alert Type

SRN - Software Release Notification
Low/NotificationSoftware Release Notification
Low/NotificationSoftware Release Notification

Product Affected

ACX PTX QFX running Junos Evolved Software

Alert Description

Junos Software Service Release version 20.4R3-S8-EVO is now available for download from the Junos software download site

Download Junos Software Service Release:

  1. Go to Junos Platforms - Download Software page
  2. Input your product in the "Find a Product" search box
  3. From the Type/OS drop-down menu, select Junos SR
  4. From the Version drop-down menu, select your version
  5. Click the Software tab
  6. Select the Install Package as need and follow the prompts

Solution

Junos Software service Release version 20.4R3-S8-EVO is now available.

20.4R3-S8-EVO - List of Fixed issues 

PR NumberSynopsisCategory: Border Gateway Protocol
1651211Delay in BGP session establishment due to longer time for the listening task to be ready on all platforms running "rpd"
Product-Group=evo
On all platforms running rpd, the longer time for the listening task to be ready might have the longest time for the active task to be created, resulting in BGP session delay establishment.
1739919Junos OS and Junos OS Evolved: A BGP session will flap upon receipt of a specific, optional transitive attribute (CVE-2023-0026)
Product-Group=evo
An Improper Input Validation vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). Please refer to https://supportportal.juniper.net/JSA71542 [juniper.net] for more details.
PR NumberSynopsisCategory: Layer2 forwarding on EX/NTF/PTX/QFX
1706364With MAC limit and persistent MAC learning configuration l2ald process will crash when MAC is learned through remote peers
Product-Group=evo
On all Junos and Junos Evolved platforms, l2ald (Layer 2 Address Learning Daemon) will crash if the MAC (Media Access Control) limit is configured with persistent MAC learning and MAC is learned from remote peers through ICCP (Interchassis Control Protocol).
PR NumberSynopsisCategory: lacp protocol
1609618LACP Member interfaces might get stuck in out of sync state
Product-Group=evo
When sync-reset feature is enabled on the device then few member interfaces might stay in out of sync state even when number of available child interfaces is greater than minimum-links configured for the Lag interface. This will affect the overall capacity of the lag interface.
PR NumberSynopsisCategory: Express ZX PFE L3 Features
1663417The aftmand process will crash upon updating the configurations on the FTI tunnels
Product-Group=evo
On the PTX10003 Evolved platform, while updating the configurations on the Flexible Tunnel Interface (FTI), the memory leak will be observed. This memory leak will result in the aftmand process crash during the PFE restart since the memories associated with tunnels are not freed.
 
 

20.4R3-S8-EVO - List of Known issues 

PR NumberSynopsisCategory: EVO platform software
1597999PTX10001-36MR: Inconsistency in the platform name used in multiple places, version, snmp mibs, etc
Product-Group=evo
"show snmp mib walk sysDescr" will show ptx10001-36mr.

Resolved In: evo:21.2R1-J3-EVO evo:21.2R2-EVO evo:21.2R2-S1-EVO evo:21.2R3-EVO evo:21.3R1-S1-EVO evo:21.3R2-EVO evo:21.4R1-EVO evo:22.1R1-EVO junos:21.2R2 junos:21.2R2-S1 junos:21.2R3 junos:21.3R1-S2 junos:21.3R2 junos:21.4R1 junos:21.4R2 junos:22.1R1
PR NumberSynopsisCategory: Border Gateway Protocol
1687887More than expected traffic loss is seen with ECMP FRR enabled during link down scenario
Product-Group=evo
On all Junos and Junos Evolved platforms, in a link down/BFD (Bidirectional Forwarding Detection) down event traffic loss is seen to occur more than the expected with ECMP (Equal-Cost Multipath) FRR (Fast Reroute) or BGP PIC (Prefix-Independent Convergence) configured.

Resolved In: evo:21.4R3-S4-EVO evo:22.3R3-EVO evo:22.4R2-EVO evo:22.4R3-EVO evo:23.1R2-EVO evo:23.2R1-EVO evo:23.3R1-EVO junos:21.2R3-S5-J8 junos:21.2R3-S6 junos:21.3R3-S5 junos:21.4R3-S4 junos:22.3R3 junos:22.4R2 junos:22.4R3 junos:23.1R2 junos:23.2R1 junos:23.3R1
1712527The PE advertises incorrect next-hop towards CE although BGP export policy configured with next-hop under policy-statement
Product-Group=evo
The show route advertising-protocol bgp reporting nexthop self rather than IP in the configured policy-statement for next-hop.

Resolved In: evo:22.4R3-EVO evo:23.1R2-EVO evo:23.2R2-EVO evo:23.3R1-EVO evo:23.4R1-EVO junos:21.2R3-S6 junos:21.3R3-S5 junos:22.4R2-S1 junos:22.4R3 junos:23.1R2 junos:23.2R1 junos:23.2R2 junos:23.3R1
PR NumberSynopsisCategory: Express PFE FW Features
1597649The aftmand core might be observed on all Junos EVO platforms
Product-Group=evo
On all Junos EVO platforms from 20.4 onwards, if Jvision firewall sensor is used, or firewall counter is polled via SNMP, the aftmand core might be observed on the device.

Resolved In: evo:20.4R2-S2-EVO evo:20.4X51-EVO evo:21.2R1-EVO evo:21.2R2-EVO evo:21.3R1-EVO evo:21.4R1-EVO junos:21.2R2 junos:21.3R1 junos:21.4R1
PR NumberSynopsisCategory: PTX10K platform specific fabric PRs
1669435The process fabspoked-pfe crash might be observed while executing CLI commands for fabric statistics
Product-Group=evo
On all Junos OS Evolved platforms, the process fabspoked-pfe crash might be observed while executing CLI commands for fabric statistics. Executing CLI commands specific to the status related to FBC and SIBs will hit this issue.

Resolved In: evo:20.4R3-S4-EVO evo:21.4R3-S3-EVO evo:22.1R3-EVO evo:22.2R2-EVO evo:22.3R2-EVO evo:22.4R1-EVO junos:22.1R3 junos:22.2R2 junos:22.3R2 junos:22.4R1
PR NumberSynopsisCategory: PTX10K specific platform PRs
1669323PTX10K : PSM fault state not recoverable
Product-Group=evo
On PTX10K platforms, Fault state is latched on PSM although all input and output is OK with no chassis alarm.

Resolved In: evo:21.4R3-S3-EVO evo:22.2R2-S1-EVO evo:22.2R3-EVO evo:22.3R2-EVO evo:22.4R1-EVO junos:22.2R3 junos:22.3R2 junos:22.4R1
PR NumberSynopsisCategory: Configuration mgmt, ffp, load-action, commit processing
1659783The configuration might roll back after performing "commit confirmed" and then reboot
Product-Group=evo
On all Junos OS and Junos OS Evolved platforms, the configuration might roll back after performing "commit confirmed" and then a reboot.

Resolved In: evo:21.1R3-S2-EVO evo:21.2R3-S2-EVO evo:21.4R1-S2-EVO evo:21.4R2-EVO evo:21.4R2-S1-EVO evo:21.4R3-EVO evo:22.1R1-S2-EVO evo:22.1R2-EVO evo:22.1R3-EVO evo:22.2R1-S1-EVO evo:22.3R1-EVO junos:20.4R3-S7 junos:20.4R3-S8 junos:21.1R3-S4 junos:21.2R3-S3 junos:21.2X32-D10 junos:21.2X32-D20 junos:21.4R1-S2 junos:21.4R2 junos:21.4R2-S1 junos:21.4R3 junos:22.1R1-S2 junos:22.1R2 junos:22.1R3 junos:22.2R1-S1 junos:22.2R2 junos:22.3R1

 

Modification History

First publication 2023-08-04