You need add field name to the array – addressFieldsMapping in layouts/v7/modules/Inventory/resources/Edit.js
https://discussions.vtiger.com/discussion/180338/copy-shipping-address
https://www.beppo.it/area-riservata
https://www.beppo.it/blog/129-asterisk-vtiger7
https://www.speakeraggio.com/jingles/
https://supporto.welcomeitalia.it/ip-centrex/servizio-principale/lista-brani-su-attesa/
https://www.ibrain.it/messaggi-e-musica-su-attesa/
https://ttsdemo.com/
https://medium.com/smack-thoughts/how-to-setup-vtiger-crm-telephony-integration-with-asterisk-dcf39e377f8f
https://www.monema.com/en/control-panel/settings/vtiger-connector/installation.html