AUTHENTICATION METHOD, AUTHENTICATION SYSTEM AND ASSOCIATED DEVICE

摘要

Disclosed in embodiments of the present invention are an authentication method and an associated device that are used for authentication and for granting rights to a dial-up user when a virtual access router is employed. Embodiments of the method of the present invention comprise: only upon determining a match between a virtual access router identification and user first identification information contained in a first PADI broadcast packet received from a client, a virtual access router sending a second PADI broadcast packet to a PPPOE server to request service from same, the virtual access router then further sending to a client device a second PADO response message carrying routing identification information in order for said routing identification information to be authenticated; upon establishing a first session with a PPPOE server and a second session with a client device, the virtual access router, by means of said first session and said second session, forwarding to the PPPOE server user second identification information sent by the client and performing authentication.