VPN即Virtual Private Network虚拟私用网,是利用Internet来传输()而形成的逻辑网络。
What is a benefit of Internet protocol (IP) telephony?()
Internet防火墙一般由以下两部分组成:分组过滤路由器与()。
www.ncie.gov.cn是Internet中主机的()。
在IE(Internet Explorer)中,当鼠标移到某文字、图片上鼠标的形状变成了“小手”,说明有()。
All the students of this university have free ______ to the Internet via a broadband connection.
Which three statements are true about the Internet Group Management Protocol (IGMP)? ()
Internet的前身是()
You have set up an Internet based FTP server, where people can upload and download files. In terms of the OSI model, what is the highest layer used during the FTP sessions.()
下列对Internet叙述正确的是:()