VAS or Value added services — popular term in telecom industry to name additional services, besides connection 2 subscribers.
VAS usually are brought from PBX, where this features are practically standard.
In carrier-grade telephony these VAS could be provided to end users for separate fee.
System supports next VAS:
- Call transfer
- Call forwarding
- Call recording
- Music on hold
- Call forking
- Connecting to conversation additional participants
- DTMF combinations during connection
- Call pickup
- Receiving fax without fax machine
- Sending fax without fax machine
Available step-by-step instructions on configuring VAS are located in section Configuring VAS.