Install asterisk-voicemail-odbcstorage by entering the following commands in the terminal:
sudo apt update sudo apt install asterisk-voicemail-odbcstorage
ODBC voicemail storage support for the Asterisk PBX
Asterisk is an Open Source PBX and telephony toolkit. . This package includes an database-based voicemail storage: storing the voicemail in a database accessed through the ODBC interface. While more complex to set up, it may be useful in some settings. . For more information about the Asterisk PBX, have a look at the Asterisk package.