If you install our application in one domain(sub-domain) and single server, domain license cover it. if you install it in multiple domain,single server, single ip, and ip is static ip, ip license cover it. if your total domain(sub-domain) quantity is less or equal to 10, you can buy small business license. More detail, please refer to http://cutesoft.net/How+to+Buy/Licensing+Info/.

 

Regards,

Eric