SHOUTcast DNAS V1 1.9.8 Install for Free 

What version of shoutcast have you downloaded? But I think it is DNAS, Dsp its a plugins for winamp

Just go step by step its very easy I understand you :D

if you use any vps with Admin tools, maybe you need te check your Firewall to open those Ports what you need to do just check your firewall and open port on your vps CentOS 7 command firewall-cmd --list-ports firewall-cmd --permanent --add-port=8000-9500/tcp

nothing good job :D