I am i stalling a demo environment to test CS Advance networking but i am ha ing some problems, i hace CS installed and configured with Advance Networking but is not able to download iso. I am using CS 4.10 with XenServer with loca IPs because is for internal use and to learn. 
Could some o e give me advice or guide me to finish this project?

Firewall pfsense with 3 i terfacesPublic:192.168.0.0/24Servers:10.0.0.0/23Lan:192.168.1.0/23
Host: 10.0.0.0/23Publuc-local IPs: 192.168.0.0/24


Thank you.