public int getSocketTimeout() {
        return this.transport.getSocketTimeout();
    }
Authenticates using the specified method. For all methods, it is assumed
that the user's password can be found in the User-Password attribute. All
authentication requests automatically contain the Message-Authenticator attribute.

@param p             RadiusPacket to be send (should be AccessRequest)
@param authenticator the authenticator
@param retries       Number of times to retry (without response)
@return Returns the reply RadiusPacket
@throws RadiusException          the radius exception
@throws NoSuchAlgorithmException the no such algorithm exception
support/cas-server-support-radius-core/src/main/java/net/jradius/client/RadiusClient.java