Système > Extension > Afficher les options avancées > Options Appel Sortant: rajouter l’argument T">
1. Log in via SSH to the system and enter this command:
/opt/pbxware/sh/mysql -e "INSERT INTO pbxware.config (name,value) VALUES('transfer_dialopt','1');"2. In Extensions > System > Extension > Show advanced options > Outbound Call Options: add the argument T