usr/lib/ipsec/libcharon*
## libcharon plugins
# socket-default
usr/lib/ipsec/plugins/libstrongswan-socket-default.so
usr/share/strongswan/templates/config/plugins/socket-default.conf
etc/strongswan.d/charon/socket-default.conf
# counters
usr/lib/ipsec/plugins/libstrongswan-counters.so
usr/share/strongswan/templates/config/plugins/counters.conf
etc/strongswan.d/charon/counters.conf
# updown
usr/lib/ipsec/plugins/libstrongswan-updown.so
usr/share/strongswan/templates/config/plugins/updown.conf
etc/strongswan.d/charon/updown.conf
usr/lib/ipsec/_updown
# bypass-lan
usr/lib/ipsec/plugins/libstrongswan-bypass-lan.so
usr/share/strongswan/templates/config/plugins/bypass-lan.conf
etc/strongswan.d/charon/bypass-lan.conf