An extranet is a private network that facilitate interaction between businesses. But an extranet requires () and (). A、informaitonB、modemC、securityD、privacy
An extranet is a private network that facilitate interaction between businesses. But an extranet requires () and ().
A、informaiton
B、modem
C、security
D、privacy
相关考题：
以下关于Extranet(外联网)的概念正确的是:() A、Extranet可以看作是一种开放的网络B、Extranet可以看作是利用Internet和防火墙技术或专用网将多个Intranet连接起来的一个大的网络系统C、Extranet不是一种虚拟专用网络，而是新建的物理网络D、Extranet相当于EDI
Extranet是Internet的扩展