- 3GPP IP Multimedia Subsystem (IMS) Architecture
- 3GPP2 Multimedia Domain (MMD) Architecture
- Audio-Video and Multimedia (VOIP) Transport Technologies and Protocols
- CDMA/CDMA2000 Mobile Wireless Network Evolution
- CDMA2000 Logical and Physical Channels
- CDMA2000 Mobile Wireless Network Architecture
- Core networks of 3G Mobile/Cellular Wireless Systems
- GSM/GPRS/UMTS Mobile Wireless Network Evolution
- Multi-service Network Switching Architecture
- Network Convergence: Voice, Video and Data
- PON: Passive Optic Network Technologies (APON/BPON, EPON and GPON)
- Quality of Service (QoS) Technologies
- Radio Access Network (RAN) Standards for 3G UMTS and CDMA2000 Networks
- Softswitch
- TAPI: Telephony Application Program Interface
- UMTS 3G Mobile Wireless Network Architecture
- UMTS Network Interfaces and Protocol Stack
- Virtual Switching
- VOIP Architecture and Technologies
- VOIP Architecture based on the Gateway Control Protocol (GCP)
- VOIP Architecture based on the H.323 Protocol
- VOIP Architecture based on the Session Initiation Protocol (SIP)
- VOIP Call Flow based on the Gateway Control Protocols (GCPs)
- VOIP Call Flow based on the H.323 Protocol
- VOIP Call Flow based on the Session Initiation Protocol (SIP)
- VOIP Glossary
- VOIP Security Threats and Solutions