传统IP网络所支持的基本服务模型只有一种：尽力而为，对任何IP包都不加区别地按FIFO方式进行服务。
The traditional IP network only supports single service model that is the Best-Effort in which any packet is transmitted in the way of FIFO.
传统IP网络所支持的基本服务模型只有一种：尽力而为，对任何IP包都不加区别地按FIFO方式进行服务。
The traditional IP network only supports single service model that is the Best-Effort in which any packet is transmitted in the way of FIFO.
应用推荐