| CCNP Collaboration Call Control and Mobility CLACCM 300-815 Official Cert Guide |
| CCNP Collaboration Call Control and Mobility CLACCM 300-815 Official Cert Guide Premium Edition and Practice Test |
| Cisco DevNet Sandbox: Collaboration Labs LiveLessons |
| Cisco TelePresence Fundamentals |
| Cisco Unified Contact Center Enterprise |
| Cisco Unified Customer Voice Portal: Building Unified Contact Centers |
| Configuring Cisco Unified Communications Manager and Unity Connection: A Step-by-Step Guide, 2nd Edition |
| End-to-End Quality of Service Network Design LiveLessons: QoS for Rich-Media and Cloud Networks |
| Fax, Modem, and Text for IP Telephony |
| Securing Cisco IP Telephony Networks |