It is fairly easy to set-up a DNS server, I'm a linux novice and I did it.
If the FQDN of your server is test.teamnet.co.yu and it's on a LAN IP of 192.168.1.10 then you'd need the following information in the zone file
There also a thread here that should help.
; Addresses and other host information.
teamnet.co.yu IN SOA test.teamnet.co.yu. root.teamnet.co.yu. (
10118 ; Serial
43200 ; Refresh
3600 ; Retry
3600000 ; Expire
2592000 ) ; Minimum
; Define the nameservers and the mail servers
@ IN NS test.teamnet.co.yu.
@ IN MX 10 test.teamnet.co.yu.
@ IN A 192.168.1.10
test IN A 192.168.1.10
mail1 IN CNAME test
mail2 IN CNAME test