user:danhash/Telecom
Voice Signaling[edit]
- QSIG – ISDN-based signalling protocol
- Q.931 – ISDN signalling protocol. Most common D-channel protocol.
- DSS1
- Media Gateway Controller
- Session Initiation Protocol
- H.323
- Signaling gateway
[edit]
VoIP – Other[edit]
Telecom hierarchy[edit]
Technologies[edit]
- IEEE 802.1Q – VLAN tagging
- H.450.3 – Technology to reduce call legs on forwarded calls