Alan Williamson's personal output as a Java Champion, BlueDragon Founder, J2EE Architect,
Large Scale Cloud expert, Author, Speaker, and Internet Guru

Just who is using the Sender Policy Framework (SPF) for determining the origins of email?

Sender Policy Framework, SPF, is a simple way to let mail servers know if the email that is coming from your domain is actually legal or not. I compiled a small list of SPF users and it may surprise you.
Friday, 4 January 2008

Zimbra upgrade to 4.5.10; Major ldap problems

Upgrading to Zimbra 4.5.10 proved to have its problems. Here I rescue a failed (no error) upgrade to restore all the users and mailboxes.
Saturday, 24 November 2007

Yahoo! will acquire Zimbra for approximately $350M

Yahoo! will acquire Zimbra for approximately $350M
Tuesday, 18 September 2007

Zimbra 5 takes a step closer with beta 3

Zimbra 5 steps closer with the latest beta available. Significant news is that Zimbra 5 ditches Tomcat in favor of Jetty. Other major features as well.
Tuesday, 28 August 2007

zimbra to the rescue

Installing Zimbra was a breeze and surprisingly easy after our main mail server went literally pop.
Sunday, 18 March 2007


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