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:

Available step-by-step instructions on configuring VAS are located in section Configuring VAS.

Русский перевод

Also available in: PDF HTML TXT