Что озанчает:
May 11 10:44:17 delo73 pluto[11626]: "zywall" #8: responding to Main Mode
May 11 10:44:17 delo73 pluto[11626]: "zywall" #8: transition from state STATE_MAIN_R0 to state STATE_MAIN_R1
May 11 10:44:17 delo73 pluto[11626]: "zywall" #8: STATE_MAIN_R1: sent MR1, expecting MI2
May 11 10:44:18 delo73 pluto[11626]: "zywall" #8: transition from state STATE_MAIN_R1 to state STATE_MAIN_R2
May 11 10:44:18 delo73 pluto[11626]: "zywall" #8: STATE_MAIN_R2: sent MR2, expecting MI3
May 11 10:44:18 delo73 pluto[11626]: "zywall" #8: ignoring informational payload, type IPSEC_INITIAL_CONTACT
May 11 10:44:18 delo73 pluto[11626]: "zywall" #8: Main mode peer ID is ID_IPV4_ADDR: '192.168.20.72'
May 11 10:44:19 delo73 pluto[11626]: "zywall" #8: I did not send a certificate because I do not have one.
May 11 10:44:19 delo73 pluto[11626]: "zywall" #8: transition from state STATE_MAIN_R2 to state STATE_MAIN_R3
May 11 10:44:19 delo73 pluto[11626]: "zywall" #8: STATE_MAIN_R3: sent MR3, ISAKMP SA established {auth=OAKLEY_PRESHARED_KEY $
May 11 10:44:19 delo73 pluto[11626]: "zywall" #8: cannot respond to IPsec SA request because no connection is known for 192.$
May 11 10:44:19 delo73 pluto[11626]: "zywall" #8: sending encrypted notification INVALID_ID_INFORMATION to 192.168.20.72:500
May 11 10:45:01 delo73 CRON[11803]: pam_unix(cron:session): session opened for user root by (uid=0)
May 11 10:45:04 delo73 CRON[11803]: pam_unix(cron:session): session closed for user root
May 11 10:45:13 delo73 pluto[11626]: "zywall" #8: received Delete SA payload: deleting ISAKMP State #8
May 11 10:45:13 delo73 pluto[11626]: packet from 192.168.20.72:500: received and ignored informational message