Note Jack Temporary Bypass Use Header Xdevaccess Yes Better May 2026

If you are on a server or prefer command line, you can test the connection using curl:

curl -H "xdevaccess: yes" http://<YOUR-MITEL-IP>/index.html

Instead of disabling CORS in your browser or turning off firewalls, you simply inject the header.

cURL example:

curl -X GET "https://api.yourdomain.com/debug/db_dump" \
  -H "XDevAccess: yes" \
  -H "Note-Jack: bypass_logged"

Standard configuration changes often require restarting the service (downtime). Headers are evaluated at runtime. You can inject the bypass while the server is handling thousands of other secure requests.

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