Here are the logs from the connection attempt 

Oct 18 16:14:08
racoon: INFO: isakmp.c:904:isakmp_ph1begin_r(): respond new phase 1
negotiation: 64.163.XXX.XXX[500]<=>66.53.XXX.XXX [500]
Oct 18 16:14:08
racoon: INFO: isakmp.c:909:isakmp_ph1begin_r(): begin Aggressive mode.
Oct 18 16:14:09
racoon: WARNING: isakmp_inf.c:1345:isakmp_check_notify(): ignore
INITIAL-CONTACT notification, because it is only accepted after phase1.
Oct 18 16:14:09
racoon: INFO: isakmp.c:2459:log_ph1established(): ISAKMP-SA established
64.163.XXX.XXX [500]-66.53.XXX.XXX [500]
spi:d0283e21cf697bb2:bd8fccff09d28275
Oct 18 16:14:09
racoon: ERROR: isakmp_inf.c:1244:isakmp_info_recv_d(): delete payload with
invalid doi:0.