We are a small business company having several branches in our country. We are planning to setup our own email server for our staffs to communicate through our email server with in our Company from Different branches at various branches.
For this purpose ,at our head office, upgraded our Business Broadband plan to get Static IP with Port 25 available to use . we have a domain ( www.abcsolutions.com) which is dedicated to staffs and clients of our Company . and Company Web Portal is a another domain which are using only for Public's for Website Purpose only .
Now , We want to host a mail server in our main branch office . And we purchased latest high end PC and All technicality related to router and Port forwarding 80 and 25 is done with success. and now we want move further host our mail server and here actually we are failing to set DNS settings of the domain( www.abcsolutions.com)to work properly. We want to know how to set up mail server using single static IP becoz name server settings in our Domian Hoster asking atleast 2 ns servers . how to proceed further