Security by router(managing network security) (Security Advisor) (Technology Information)

As routers are the first element of a network to handle incoming packets and the last to handle outbound packets, they should be strengthen to ensure security. Dedicated routers can be configured to use several types of security measures, including: user name and password, internet protocol (IP) restriction, Autoselect, password authentication protocol (PAP) and challenge handshake authentication protocol (CHAP). As a second line of defense access control lists (ACL) can be set in place. However, these measures alone are not sufficient means to safe guard against denial of service (DoS) att