# How the VoIP queue works

- [Initializer Block - VoIP](/en/topics/general/voip/how-the-voip-queue-works/initializer-block-voip.md)
- [Rules Block - VoIP](/en/topics/general/voip/how-the-voip-queue-works/rules-block-voip.md)
- [Operators Block - VoIP](/en/topics/general/voip/how-the-voip-queue-works/operators-block-voip.md)
- [Control and Key Block - VoIP](/en/topics/general/voip/how-the-voip-queue-works/control-and-key-block-voip.md)