Error: Could not connect to the JSS. Status – 503

Standard

This weekend our firewalls were replaced with us moving from one vendor to another. This took a little longer than required due to some issues with rules & inside outside definitions, but my colleague was more than up to the challenge.

This change  required our VPN config profile to be re-pushed, it seemed to work. But further testing revealed we had an issue.

We have a simple cluster for our JSS with one server “cloud” accessible in the DMZ & another on our WAN that is our master JSS, post firewall change I checked:

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