Looks like it's supposed to but it doesn't specify where to get the user information. When I try to log in it gives me...
[Fri Mar 16 09:24:15 2007] [debug] mod_authnz_ldap.c(373): [client 192.168.254.150] [26052] auth_ldap authenticate: using URL ldap://zimbra.collectivedata.local/dc=collectivedata,dc=com
[Fri Mar 16 09:24:15 2007] [warn] [client 192.168.254.150] [26052] auth_ldap authenticate: user
tstrimple@collectivedata.com authentication failed; URI /repos [User not found][No such object]
[Fri Mar 16 09:24:15 2007] [error] [client 192.168.254.150] user
tstrimple@collectivedata.com not found: /repos
Edit: In every example I see of ldap authentication there is an ou provided. ou=Users, ou=people etc. Is that not required?