# /etc/ipsec.conf - Libreswan IPsec configuration file

# Uncomment when using this configuration file with openswan
#version 2
#
# Manual:     ipsec.conf.5

config setup
        # which IPsec stack to use, "netkey" (the default), "klips" or "mast".
        # For MacOSX use "bsd"
        protostack=netkey
        #
        # Normally, pluto logs via syslog. If you want to log to a file,
        # specify below or to disable logging, eg for embedded systems, use
        # the file name /dev/null
        # Note: SElinux policies might prevent pluto writing to a log file at
        #       an unusual location.
        logfile=/var/log/pluto.log
        #
        # Do not enable debug options to debug configuration issues!
        #
        # plutodebug "all", "none" or a combation from below:
        # "raw crypt parsing emitting control controlmore kernel pfkey
        #  natt x509 dpd dns oppo oppoinfo private".
        # Note: "private" is not included with "all", as it can show confidential
        #       information. It must be specifically specified
        # examples:
        # plutodebug="control parsing"
        # plutodebug="all crypt"
        # Again: only enable plutodebug when asked by a developer
        #plutodebug=none
        #
        # Enable core dumps (might require system changes, like ulimit -C)
        # This is required for abrtd to work properly
        # Note: SElinux policies might prevent pluto writing the core at
        #       unusual locations
        dumpdir=/var/run/pluto/
        #
        # NAT-TRAVERSAL support
        # exclude networks used on server side by adding %v4:!a.b.c.0/24
        # It seems that T-Mobile in the US and Rogers/Fido in Canada are
        # using 25/8 as "private" address space on their wireless networks.
        # This range has never been announced via BGP (at least upto 2015)
        #virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12,%v4:25.0.0.0/8,%v4:100.64.0.0/10,%v6:fd00::/8,%v6:fe80::/10
        nat_traversal=yes
        virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12
        oe=off
        #plutoopts="--interface=wlp3s0"
conn L2TP-PSK
        authby=secret
        pfs=no
        auto=add
        keyingtries=3
        dpddelay=30
        dpdtimeout=120
        dpdaction=clear
        rekey=yes
        ikelifetime=8h
        keylife=1h
        type=transport
        left=%defaultroute
        leftnexthop=%defaultroute
        leftprotoport=17/1701
        right=123.123.123.123

# For example connections, see your distribution's documentation directory,
# or https://libreswan.org/wiki/
#
# There is also a lot of information in the manual page, "man ipsec.conf"
#
# It is best to add your IPsec connections as separate files in /etc/ipsec.d/
#include /etc/ipsec.d/*.conf