Hi Sindy, Below is the router config. However, the same setting was applied more than 10 times. Somehow, the L2TP server with IPsec is working eventually. # feb/17/2021 22:25:57 by RouterOS 6.48.1 # software id = MPYV-N028 # # model = RB4011iGS+ # serial number = D4450C9894D9 /caps-man datapath add ...