Router based QoS
QoS (Quality of Service-Quality of Service) could have been ATM (Asynchronous Transmit Mode) in the jargon, but the use of IP VOD and other multimedia information transfer more and more applications, IP protocol as a package is somewhat powerless: delay is long and is not constant, loss and distortion caused by large signals are not continuous. To solve these problems, manufacturers provide a number of solutions: The first scenario is based on the priority of different objects, some of the equipment (mostly multimedia applications) to send the data packets can be passed after the first.
Router based VPN
VPN (Virtual Private Network-VPN) solution is one of the important functions of the router has. The solution is as follows:
1. Access Control
Generally divided into PAP (Password Authentication Protocol) and CHAP (Advanced Password Authentication Protocol) are two protocols. Log in persons PAP to the target router requires a user name and password, and its access list (Access List) in the line allowed their login information.