interfaces {
    sp-0/2/0 {
        description L2TP-STS-VIRTUAL-INTERFACE;
        unit 0 {
            family inet;
        }
        unit 2295 {
            dial-options {
                l2tp-interface-id ADSL-XXX;
                shared;
            }
            family inet;
        }
    }

    lo0 {
        unit 0 {

                address X.X.X.X/32;
            }
        }

}

access {
    radius-server {
       Y.Y.Y.Y {
            port 1812;
            accounting-port 1813;
            secret "$9$hlPceMX7V2oGN-Hq.fzFO1RSlM"; ## SECRET-DATA
            source-address X.X.X.X;
        }
    }
    profile ADSL-CUSTOMERS {
        authentication-order radius;
    }
    profile ADSL-XXX-TUNNEL {
        client PRODUCTION-TUNNEL {
            l2tp {
                interface-id ADSL-XXX;
                lcp-renegotiation;
                ppp-authentication pap;
            }
        }
    }
}
services {
    l2tp {
        tunnel-group VPDN-GROUP {
            l2tp-access-profile ADSL-XXX-TUNNEL;
            ppp-access-profile ADSL-CUSTOMERS;
            local-gateway {
                address X.X.X.X;
            }
            service-interface sp-0/2/0;
        }
        traceoptions {
            file ADSL-TRACE;
            flag all;
            debug-level error;
        }
    }
}