How to make a script to add subdomains without ISP manager?

Question

Network administration

Website on cms Bitrix, Bitrix VM is on VDS, you need a script that will allow you to create subdomains like spb.etagre.ru There is no familiar admin panel, so you need to do everything via SSH, which is long and dreary. It is necessary to create subdomains on the server using the script. there was no need to do anything by hand. I wrote the name of the subdomain, and it should automatically be created on the server. Is it possible to ?

Answer 1

Perhaps what is stopping you from doing this?