  u32 classifier
  ICQ module
  -C utility.
  Static (dumb) NAT.
  LVS
  Hard lockup with ip_queue under heavy load.
  ftp tcp window tracking failure (ftp nat must update window info).
  CONFIG_NF_IP_NAT_LOCAL
  mangle should have hooks everywhere
  Make patch-o-matic more generic (any subdir), and reversible.