Hello i am new to exchnage i would like to find out how to set up exchange so i can recieive and send email through the internet. i will talk you through my case now.
i have windows 2003 and have exchange 2003 set up on my server, i can send internal emails but whant to be able to send and recive emails via internet. ie users will be able to send and recive over the internet. i do not have a registered domain name and only using a local domain through active directory called business.local. i do not have a static ip iddress also. what i do have is a free dns service dyndns were i have a free domain name that maps to my ip adress and i also have the updater tool which updates my ip automatically.
i have dns setup on my server and that works fine but need to know what to do next. i want to register a domain name to use. once that is done what do i do next once i have the domain name?
i really need to know were to set this up in exchange and also i need to know if any particular ports need to be opened up in my router? If there are any good guide relating to this please let me know as i am new to exchnage thanks!