This guide describes how to allow customers to dial 0 to call the hotel receptionist(s) in Yeastar S-Series VOIP PBX. We can achieve this feature by add a local loop trunk and this feature just can be supported after version 220.127.116.11.
It is also available for other similar scenario of "Dial 0 to reach a specific person or group".
1. Log in PBX web interface, navigate to Settings > PBX > Trunks create a Peer type SIP trunk.
2. Go to PBX Monitor > Trunk to check the Status of the local loop trunk.
3. Configure inbound route and outbound route of the local loop trunk.
a. Inbound Route
Navigate to Settings > Call Control > Inbound routes, add a new inbound route
Destination is set as the extension number of reception. Or choose other destination according to your scenario.
b. Outbound Route
Navigate to Settings > Call Control > Inbound routes, add a new outbound route
Select the extension which allows to Dial 0 to Receptionist..
When configuration done, dial 0 to ensure you can reach the reception.