It's been a long time since I posted this, so I'm not sure of all the details. But the php script is a command line one, you will need to edit all the variables at the top of it to match your...

Here is a pair of scripts that I created to batch convert addressbook information from squirrelmail to zimbra.

I have only tested this on my versions
squirrelmail 1.4.19 squirrelmail
zimbra...