MX record for Subdomain
Want to add MX record for Subdomain , like master domain is xyz.com subdomain is abc.xyz.com , and its MX record is smtp.abc.xyz.com and mail.abc.xyz.com i have created Master domain, under zones then i created A records,NS records,MX records under Resources then i created Server, Pool and Widip under DNS but when i do this all for subdomain except adding as master domain, i can't see the result,