Design And Implementation Of The Voip System And Its Radius Server

Design and Implement of RADIUS server of VoIP systemAccompanied with the development of the Internet and technology of VoIP(Voice Via IP), transmit voice date from Internet is more and more feasible . there are two types of protocol about VoIP: H.323 and SIP(Session Initiation Protocol). In this Issue, the VoIP system which we discussed is based on H.323. We emphases on the system's Authentication,Authorize and Accounting.Based on Freeradius and accord to related RFC of RADIUS, we implant the authentication type of PAP and CHAP, we also mend the PAP, replace the plain text password to encrypted password .Take into account condition of our project and some other factors, we adopted MYSQL to manager our database, based on the application interface it provided, we open out the interface to our RADIUS server. We also designed ourselves database accounting to our operation, it can operation all in right.