This KB article will help you with steps to onboard device on JSI cloud.
Unable to onboard device on JSI Cloud
Note: Before you adopting a device on JSI Cloud, ensure that: The device can reach the gateway and If a firewall exists between Juniper Support Insights and the device, configure the firewall to allow outbound access on TCP ports 443 and 2200 from the management port of the device. The device can connect to the Internet by pinging the IP address 8.8.8.8.
To adopt a device:
labroot@jtac-lab-device> show system connections | match 2200
tcp4 0 0 10.x.x.x.59513 54.x.x.x.2200 ESTABLISHED
labroot@jtac-lab-device> show system commit
0 2025-09-23 08:58:51 IST by ai-prod-jsi via netconf
obssh cfg update
labroot@jtac-lab-device> show log messages | no-more | match jsi
Sep 23 08:58:36 jtac-lab-device mgd[9121]: UI_COMMIT: User 'ai-testprod-jsi' requested 'commit' operation (comment: obssh cfg update)
Sep 23 08:58:54 jtac-lab-device sshd[9538]: Accepted publickey for ai-testprod-jsi from 54.x.x.x port 2200 ssh2: RSA SHA256:cg7+XvOElx.s.fsdf.dfg.dv
11. After device got discovered, you can assign device to specific site.
If you face any further issues, please contact JUNIPER JTAC Support for assistance.