Configuring an Edge Router for L2TP IPSec VPN using AD authentication via Radius

set vpn l2tp remote-access ipsec-settings authentication mode pre-shared-secret
set vpn l2tp remote-access ipsec-settings authentication pre-shared-secret <yourpresharedkey>
set vpn l2tp remote-access authentication radius-server 192.168.0.5 key 82LButmnybLpXr%gqOEyj@@7Tu%IjqIdSUpq
set vpn l2tp remote-access authentication radius-server 192.168.0.5 port 1812
set vpn l2tp remote-access authentication mode radius
set vpn l2tp remote-access client-ip-pool start 192.168.100.200
set vpn l2tp remote-access client-ip-pool stop 192.168.100.249
set vpn l2tp remote-access dns-servers server-1 192.168.0.5
set vpn l2tp remote-access dns-servers server-2 8.8.4.4
set vpn l2tp remote-access outside-address <WAN IP GOES HERE>
set vpn ipsec ipsec-interfaces interface eth0