ipsec.conf version 2.0 config setup conn L2TP-PSK authby=secret pfs=no auto=add rekey=no left=%defaultroute type=transport leftprotoport=17/1701 rightprotoport=17/1701 dpddelay=15 dpdtimeout=30 dpdaction=clear ike=3des-sha1;modp1024 # set this to the ip address of your vpn server: right=$VPN_SERVER_IPV4][1]
[1]: https://i.stack.imgur.com/r3h1m.jpg What should I do to solve the problem?