How can I make a backup for virtual teamspeak that added in one folder and one server

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Hi team speak support and members I need to ask if I can do full backup for teamspeak servers That have one folder ts3server and one IP that different in port It called a virtual server ( I run multiple ts server ) I can just do Chanel backup but I need a full backup for one one server... How can I make a backup for virtual teamspeak that added in one folder and one server