# # Shorewall -- /usr/share/shorewall/macro.IPsecnat # # This macro (bidirectional) handles IPsec traffic and Nat-Traversal # ############################################################################### #ACTION SOURCE DEST PROTO DPORT SPORT ORIGDEST RATE USER PARAM - - udp 500 # IKE PARAM - - udp 4500 # NAT-T PARAM - - 50 # ESP PARAM DEST SOURCE udp 500 # IKE PARAM DEST SOURCE udp 4500 # NAT-T PARAM DEST SOURCE 50 # ESP