SPD_RULE_FLAG_TUNNEL
spd_rule->spd_rule_flags |= SPD_RULE_FLAG_TUNNEL;
(spd_rule->spd_rule_flags & SPD_RULE_FLAG_TUNNEL) ?
tunnel_mode = (rule->spd_rule_flags & SPD_RULE_FLAG_TUNNEL);
spr->spd_rule_flags |= SPD_RULE_FLAG_TUNNEL;
SPD_RULE_FLAG_TUNNEL));