The quality evaluation architecture is applied to the IP-VPN service practically and effectively on solutions and algorithms.

该质量评价体系为IP虚拟专用网业务提供了一种实用有效的评价方案和评价算法。

youdao

Some form of network-level encryption, such as a Virtual Private Network (VPN), perhaps using IP Security Protocol (IPSEC), is the most obvious solution, although there are other reasonable choices.

某种可能使用 IP 安全性协议 (IPSEC) 的网络级加密形式（例如虚拟专用网 (VPN)）是最可取的解决方案，虽然也有其他合理的选择。

youdao

So that was about free VPN services that let you hide your IP address and browse the web anonymously through an encrypted connection.

以上就是能让你隐藏ip地址通过加密连接匿名浏览网页的免费VPN服务的介绍。

youdao