После запуска в логах вот такое, что этим он хочет сказать.
Mar 24 18:53:24 route1 pluto[10748]: loading secrets from "/etc/ipsec.secrets"
Mar 24 18:53:24 route1 pluto[10748]: "Test": route-host output: /usr/lib/ipsec/_updown: doroute `ip route add 192.168.2.1/32 via 10.0.0.1 dev eth2 ' failed (RTNETLINK answers: Network is unreachable)
Mar 24 18:53:24 route1 pluto[10748]: "Test" #1: initiating Main Mode
Mar 24 18:53:24 route1 pluto[10748]: | no IKE algorithms for this connection
Mar 24 18:53:24 route1 pluto[10748]: "Test" #1: only OAKLEY_GROUP_MODP1024 and OAKLEY_GROUP_MODP1536 supported. Attribute OAKLEY_GROUP_DESCRIPTION
Mar 24 18:53:24 route1 pluto[10748]: "Test" #1: no acceptable Oakley Transform
Mar 24 18:53:24 route1 pluto[10748]: "Test" #1: sending notification NO_PROPOSAL_CHOSEN to 192.168.2.1:500
Mar 24 18:53:24 route1 pluto[10748]: packet from 192.168.2.1:500: ignoring informational payload, type INVALID_EXCHANGE_TYPE
Mar 24 18:53:24 route1 pluto[10748]: packet from 192.168.2.1:500: received and ignored informational message
Mar 24 18:53:26 route1 pluto[10748]: packet from 192.168.2.1:500: phase 1 message is part of an unknown exchange
Mar 24 18:53:31 route1 pluto[10748]: "Test" #1: discarding packet received during DNS lookup in STATE_MAIN_I1
Mar 24 18:53:34 route1 pluto[10748]: packet from 192.168.2.1:500: phase 1 message is part of an unknown exchange
Mar 24 18:53:39 route1 pluto[10748]: "Test" #1: discarding packet received during DNS lookup in STATE_MAIN_I1