I'm currently getting ready to move my company to a domain, they are on a workgroup using their IP's DNS servers. I need to have users resolve internal addresses and thinking about using a Forwarder to resolve external addresses as needed. No external users need to use this DNS server to resolve anything, it will be used for internal users behind the firewall only. So my predecessor said I would need to register my DNS server (w/an outside agency)if I was gonna have an internal DNS server in AD. I don't believe this is true, but correct me if I'm wrong? Do I need to do any special "registering" of the internal DNS server if I just need it to resolve internal requests & set up a forward on it for external resolutions?
What do I really need to do to get this DNS server up & running!