Configure Your Mail Server
Step 1: Disable Sender Policy Framework
      (SPF) checks, or add CASG service domains to the SPF whitelist.
- If you
	don't do one of the above, you may get an error message when you add
	a domain:

Step 2:  Add your domain to the CASG service. 
To add domain:
- Login to CASG system, go to domain management and add domain.

  
Step 3: Point mail server MX records to the CASG service domain. See 'Configure MX Records' for more details.

 
                                 
                                                    