Learn how to integrate iPhone and iPod touch with your enterprise systems.
This guide is for system administrators. It provides information about deploying and supporting iPhone and iPod touch in enterprise environments.

What’s New for the Enterprise in iPhone OS 3.0 and Later
iPhone OS 3.x includes numerous enhancements, including the following items of special interest to enterprise users.

• CalDAV calendar wireless syncing is now supported.
• LDAP server support for contact look-up in mail, address book, and SMS.
• Configuration profiles can be encrypted and locked to a device so that their removal requires an administrative password.
• iPhone Configuration Utility now allows you to add and remove encrypted configuration profiles directly onto devices that are connected to your computer by USB.
• Online Certificate Status Protocol (OCSP) is now supported for certificate revocation.
• On-demand certificate-based VPN connections are now supported.