We are pleased to announce: The Zimbra Collaboration Suite version 5.0.10 Generally, ZCS 5.0.10 contains many important enhancements and bug fixes, including: DNS MX validation check is now available from the administration console ZCS can now bet set to add an X-Authenticated_user header to outgoing messages When an account is created from the administration console,Continue reading “ZCS 5.0.10 Released!”