First steps - When there is already an AD, DNS, LDAP in the network

Beginner Questions
1

There is already a server with Samba here on the network, i.e. Active Directory, LDAP and a DNS server. If I have understood correctly, the Libre Workspace also has this integrated. How do I deal with this so that nothing breaks?

Hier im Netz gibt es schon einen Server mit Samba, also Active Directory, LDAP und einen DNS-Server. Wenn ich richtig verstanden habe, bringt allerdings der Libre Workspace das auch mit. Wie gehe ich damit um, damit nichts kaputtgeht?

2

It can run alongside your existing services.

Its a good practice to add the ip address of the Libre Workspace to the configuration of your existing dns server