Install, deploy, troubleshoot Cisco Unified Presence Server and Cisco Unified Personal Communicator.
This book covers lots of undocumented tricks and tips and 3rd-party tools that are useful for troubleshooting CUPS.
Presence and instant message
Phone control
LDAP integration
IP Phone Messenger
VoiceMaili integration
Web Conference Integration
XMPP/Jabber
CSF - Client Service Framwork
CUCIMOC - Cisco Unified Communication Integration with Microsoft Office Communicator
Microsoft Exchange integration
Microsoft OCS integration
Lotus Sametime integration
3rd-party compliance
See author's blog for more details: http://htluo.blogspot.com