Juniper technical support maintains a recommended version list kb article here for review.
https://kb.juniper.net/InfoCenter/index?page=content&id=KB21476------------------------------
Steve Puluka BSEET - Juniper Ambassador
IP Architect - DQE Communications Pittsburgh, PA (Metro Ethernet & ISP)
http://puluka.com/home------------------------------
Original Message:
Sent: 03-20-2022 05:52
From: Unknown User
Subject: Junos OS images for EX/QFX/SRX
Hello Everyone,
I have new hardware EX3400-48T, QFX5110-48S and SRX380, i would like to upgrade them to a recent Junos version releases. Can anyone advice/recommend which one would be best practice to use. So far i have been recommended upgrading to Junos OS 21.3R1 or Latest Service Release . What version do you recommend, as far i know the 20.4R3.S1 or S2 is most stable.
Regards,
Sul