Customc config (copied):
remote-random
resolv-retry infinite
remote-cert-tls server
ping 15
ping-restart 0
ping-timer-rem
persist-key
persist-tun
reneg-sec 0
fast-io
disable-occ
mute-replay-warnings
auth-nocache
sndbuf 524288
rcvbuf 524288
push "sndbuf 524288"
push "rcvbuf 524288"
pull-filter ignore "auth-token"
pull-filter ignore "ifconfig-ipv6"
pull-filter ignore "route-ipv6"
explicit-exit-notify 3