Allow access to following CSC-Management FQDN / IPs based on the CSC location to resolve firewall acquisition issue.
For SanJose Colo:
Zero Touch FQDN: cloudtt.global.sonicwall.com
For AWS Colo:
Zero Touch FQDN: cscmatt.global.sonicwall.com
For AMS Colo:
Zero Touch FQDN: cloudttams.global.sonicwall.com
For AWS-FRA Colo:
Zero Touch FQDN: cscmafratt.global.sonicwall.com, cscmafratta.global.sonicwall.com
Please refer to How to restrict Admin access to the device.
For other CSC and SonicWall services:
Please refer to What FQDN's and IP's are used by SonicWall products to update their services?